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Flashcards in Chapter 6 Anatomy Deck (233)
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0
Q

Absorption

A

The transport of fully digested food into the circulatory system to feed the tissues and cells

1
Q

Abductors

A

Muscles that draw a body part such as a finger arm or toe away from the midline of the body or of an extremity. In the hand abductors separate the fingers.

2
Q

Adductors

A

Muscles that draw a body part such as a finger arm or toe inward toward the median axis of the body or of an extremity. In the hand, Adductors draw the fingers together

3
Q

Adipose tissue

A

A specialized connective tissue considered fat which gives smoothness and contour to the body and cushions and insulates the body

4
Q

Adrenal glands

A

Adrenal glands glands that secrete about 30 steroid hormones and control metabolic processes of the body.

5
Q

Anabolism

A

Constructive metabolism, the process of building up larger molecules from smaller ones

6
Q

Anatomy

A

The study of human body structure that can be seen with the naked eye and how the body parts are organized and the science of the structure of organisms or of their parts

7
Q

Angular artery

A

Artery that supplies blood to the side of the nose

8
Q

Anterior auricular artery

A

Artery that supplies blood to the front of the ear

9
Q

Aorta

A

The body’s largest artery. The arterial trunk that carries blood from the heart to be distributed by branch arteries through the body

10
Q

Arteries

A

Thick walled muscular and flexible tubes that carry oxygenated blood from the heart to the capillaries through out the body

11
Q

Arterioles

A

Small arteries that deliver blood to capillaries.

12
Q

Atrioventricular valves

A

Valves which are designed to prevent the blood from flowing back into the pumping chamber

13
Q

Atrium

A

Thin walled upper chamber of the heart through which blood is pumped to the ventricles. There is a right atrium and left atrium

14
Q

Auricularis anterior

A

Muscle in front of the ear that draws the ear forward

15
Q

Auricularis posterior

A

Muscle behind the ear that draws the ear backward

16
Q

Auricularis superior

A

Muscle above the ear that draws the war upward

17
Q

Auriculotemooral nerve

A

Nerve that affects the external ear and skin above the temple, up to the top of the skull

18
Q

Autonomic nervous system

A

The part of the nervous system that controls the involuntary muscles. Regulates the action of the smooth muscles, glands, blood vessels and heart

19
Q

Axon

A

The extension of a nueron through which impulses are sent away from the cell body to other neaurons glands or muscles.

20
Q

Belly

A

Middle part of the muscle

21
Q

Biceps

A

Muscle producing the contour of the front and inner side of the upper arm

22
Q

Blood

A

Nutritive fluid circulating through the circulatory system to supply oxygen and nutrients to cells and tissues and to remove carbon dioxide and waste from them

23
Q

Blood vessels

A

Tube like structures that transport blood to and from the heart. And to various tissues of the body

24
Q

Body systems

A

Groups of bodily organs acting together to perform one or more functions. He human body is composed of 11 major systems.

25
Q

Bronchial artery

A

Located in upper arm. It is a major blood vessel which runs down the arm and ends by dividing into the radical and ulnar arteries which rub down through the forearm

26
Q

Brain

A

Part of the central nervous system contained in the cranium largest and most complex nerve tissue controls sensation muscles glandular activity and the power to think and feel

27
Q

Brain stem

A

Structure that connects that spinal cord to the brain.

28
Q

Buccal nerve

A

Nerve that affects the muscles of the mouth

29
Q

Buccinator

A

Thin, flat muscle of the cheek between the upper and lower jaw that compresses the cheeks and expels air between the lips

30
Q

Capillaries

A

Tiny thin walled blood vessels that connect the smaller arteries to the veins. Capillaries bring nutrients to the cells and carry away waste materials

31
Q

Cardiac muscle

A

The involuntary muscle that is the heart. This type of muscle is not found in any other part of the body

32
Q

Carpus

A

Also known as wrist. A flexible joint composed of either small, irregular bones held together by ligaments.

33
Q

Catabolism

A

The phase of metabolism that involves the breaking down of complex compounds within the cells into smaller ones often resulting in the release of energy to perform functions such as muscular efforts

34
Q

Cell membrane

A

Part of the cell that encloses the protoplasm and permits soluble substances to enter and leave the cell

35
Q

Cells

A

Basic unit of all living things. Minute mass of protoplasm capable of performing all the fundamental functions of life

36
Q

Central nervous system

A

Consist of the brain, spinal cord, spinal nerves and cranial nerves

37
Q

Cerebellum

A

Lies at the base of the cerebrum and is attached to the brain stem.

38
Q

Cerebrum

A

Makes up the bulk of the brain and is located in the front upper part of the cranium

39
Q

Cervical cutaneous nerve

A

Nerve located at the side of the neck that affects the front and sides of the neck as far down as the breast bone

40
Q

Cervical nerves

A

Nerves that originate at the spinal cord whose branches supply the muscles and scalp at the back of the head and neck. Affect the side if the neck and at the play yams muscle.

41
Q

Cervical vertebrae

A

The seven bones of the top part of the vertebral column located in the neck region

42
Q

Circulatory system

A

System that controls the steady circulation if the blood through the body by means of the heart and blood vessels

43
Q

Clavicle

A

Collarbone. Bone joining the sternum and scapula

44
Q

Common carotoid arteries

A

Arteries that supply blood to the face head and neck

45
Q

Connective tissue

A

Fibrous tissue that binds together, protects, and supports the various parts of the body such as bone cartilage and tendons. Examples of connective tissue include bone, cartilage, ligaments, tendons, blood, lymph and fat

46
Q

Corrugator muscle

A

Facial muscle that draws eyebrows down and wrinkles forehead vertically

47
Q

Cranium

A

Oval, bony case that protects the brain

48
Q

Cytoplasm

A

All the protoplasm of a cell except that of which is in the nucleons. The watery fluid containing food material necessary for cell growth, reproduction, and self repair

49
Q

Defecation

A

Elimination of feces from the body

50
Q

Deltoid

A

Large triangular muscle covering the shoulder joint that allows the arm to extend outward and to the side of the body

51
Q

Dendrites

A

Tree like branching of nerve fibers extending from a nerve cell. Short nerve fibers that carry impulses toward the cell and receive impulses from other neurons

52
Q

Deoxyibonucleic acid

A

The blueprint material of genetic information. Contains all the information that controls the function of every living cell.

53
Q

Depressor annuli oris

A

Muscle extending alongside the chin that pulls down the corner of the mouth

54
Q

Depressor labii inferioris

A

Muscle surrounding the lower lip that depresses the lower lol and draws it to one side.

55
Q

Diaphram

A

Muscular wall that separates the thorax from the abdominal region and helps control breathing

56
Q

Diencephalon

A

Located on the uppermost part of the midbrain. Consists of two main parts of the thalamus and the hypothalamus

57
Q

Digestion

A

Breakdown of food by mechanical and chemical means

58
Q

Digestive enzymes

A

Chemicals that change certain kinds of food into a form that can be used by the body

59
Q

Digestive system

A

Responsible for changing food into nutrients and wastes. Consists of the mouth, stomach, intensities, salivary, and gastric glans and other organs

60
Q

Digital nerve

A

Sensory motor nerve that with it’s branches supplies impulses to the fingers

61
Q

Eleventh cranial nerve

A

Also known as accessory nerve, a motor nerve that controls the motion of the neck and shoulder muscles

62
Q

Endocrine glands

A

Release secretions called hormones directly into the bloodstream which in turn influence the welfare of the entire body

63
Q

Endocrine system

A

Group of specialized glands that affect the growth development, sexual activities, and health of the entire body

64
Q

Peice animal app neurosis

A

Tendon connecting the occipitalis and the frontalis

65
Q

Epicranius

A

The broad muscle that covers the top of the skull and consists of the occipitalis and frontalis

66
Q

epithelial tissue

A

Protective covering on body surfaces such as the skin mucous membranes and lining of the heart digestive and respitory organs and glands.

67
Q

Ethmoid bone

A

Light spongy bone between the eye sockets that forms part of the nasal cavities

68
Q

Excretory system

A

Group of organs including the kidneys liver skin large intestine and lungs that purify the body by elimination of waste matter

69
Q

exhalation

A

Breathing outward. Expelling carbon dioxide from the lungs.

70
Q

Exocrine glands

A

Produce a substance that travels through small tube like ducts. Sweat and oil glands of the skin belong to this group

71
Q

Extensors

A

Muscles that straighten the wrist hand and fingers to form a straight line

72
Q

External carotid artery

A

Artery that supplies blood to the anterior parts or the scalp eat face neck and side of the head

73
Q

External jugular vein

A

Vein located on the side of the neck that carries blood returning to the heart from the head face and neck

74
Q

Facial artery

A

Supplies blood to the lower region of the face mouth and nose

75
Q

Fifth cranial nerve

A

It is the chief sensory nerve of the face and it serves as the motor nerve of the muscles that control chewing. It consists of three branches.

76
Q

Flexors.

A

Extensor muscles of the wrist involved in flexing the wrist

77
Q

Frontal artery

A

Artery that supples blood to the forehead and upper eyelids

78
Q

Frontal bone

A

Bone forming the forehead

79
Q

Frontalis

A

Front portion of the epicraniue. Muscle or the scalp that raises the eyebrows, draws the scalp forward and causes wrinkles across the forehead

80
Q

Glands

A

Specialized organs that remove certain elements from the blood to convert them into new compounds

81
Q

Greater auricular nerve

A

Nerve at the sides or the neck affecting the face ears neck and paratoid gland

82
Q

Greater occipital nerve

A

Nerve located at the back of the head. Affects the scalp as far up as the top of the head

83
Q

Heart

A

Muscular cone shaped organ that keeps blood moving within the circulatory system

84
Q

Hemoglobin

A

Iron containing protein in red blood cells that binds to oxygen

85
Q

Histology

A

The study of the structure and composition of tissues

86
Q

Hormones

A

Secretions produced by one of the endocrine glands and carried by the bloodstream or body fluid to another part of the body or body organ to stimulate functional activity or secretion such as insulin adrenaline and estrogen

87
Q

Humerus

A

Uppermost and largest bone in the arm extending from elbow to the shoulder

88
Q

Hyoid bone

A

U shaped bone at the base or the tounge that supports the tounge and it’s muscles

89
Q

Inferior labial artery

A

Supplies blood to the lower lip

90
Q

Infraorbiral artery

A

Artery that originates from the internal maxillary artery and supplies blood to the eye muscles.

91
Q

Infratrochlear nerve

A

Nerve that affects the membrane and the skin of the nose

92
Q

Ingestion

A

Eating or taking food into the body

93
Q

Inhalation

A

Breathing in through the nose or mouth and this oxygen is absorbed by the blood

94
Q

Insertion

A

Point where the skeleton muscle is attached to a bone or other more moveable body part

95
Q

Integumentary system

A

The skin and it’s accessory organs such as the oil and sweat glands sensory receptors hair and nails

96
Q

Internal carotoid artery

A

Artery that supplies blood to the brain eyes eyelids forehead nose and internal ear

97
Q

Internal jugular vein

A

Vein located at the side of the neck to collect blood from the brain and parts of the face and neck

98
Q

Interstitial fluid

A

Blood plasma found in the spaces between tissues

99
Q

Joint

A

Connection between two or more bones of the skeleton

100
Q

Kidneys

A

One of the organs which supports the excretory system by eliminating water and waste products

101
Q

Lacrimal bones

A

Small thin bones located in the anterior medial wall or the orbits

102
Q

Lateral pterygoid

A

Muscles that coordinate with the massater temporalis and medial pterygoid muscles to open and close the mouth and bring the jaw forward.

103
Q

Latissimus dorsi

A

Large flat triangular muscle covering the lower back

104
Q

Levator anguli oris

A

A muscle that raises the angle of the mouth and draws it inward

105
Q

Levator labii superioris

A

Muscle surrounding the upper lip that elevates the upper lip and dilates the nostrils

106
Q

Liver

A

One of the organs which supports the excretory system by removing toxic waste products of digestion

107
Q

Lungs

A

Spongy tissues composed of microscopic cells in which inhaled air is exchanged for carbon dioxide during one respitory cycle

108
Q

Lymph

A

Clear yellowish fluid that circulates in the lymph spaces of the body carries waste and impurities away from the cells

109
Q

Lymph capillaries

A

Lymphatic vessels that occur in clusters and are distributed through our most of the body.

110
Q

Lymph nodes

A

Gland like structures found inside the lymphatic vessels. Filter the lymphatic vessels and help fight infection

111
Q

Lymphatic immune system

A

Vial to the circulatory and to the immune system made up of lymph, lymph nodes, the thymus gland, the spleen, and lymph vessels that act as an aid to the blood system. The lymphatic and immune system are closely connected in that they protect the body from disease by developing immunities and destroying disease causing microorganisms

112
Q

Mandible

A

Lower jawbone largest and strongest bone of the face

113
Q

Mandibular nerve

A

Branch of the fifth cranial nerve that supplies the muscles and skin of the lower part of the face also nerve that affects the muscles of the chin and lower lip

114
Q

Massater

A

One of the muscles that coordinate with the masseter, temporalis, and lateral pterygoid muscles to open and close the mouth and being the jaw forward sometimes referred to as chewing muscles

115
Q

Maxillary bones

A

Form the upper jaw

116
Q

Maxillary nerve

A

Branch of the fifth cranial nerve that supplies the upper part of the face

117
Q

Medial pterygoid

A

One of the muscles that coordinate with the masseter, temporalis, and later pterygoid muscles to open and close the mouth and bring the jaw forward sometimes referred to as chewing muscles

118
Q

Median nerve

A

Nerve smaller than the ulnar and radial nerves, that supplies the arm and hand

119
Q

Melasma

A

Skin condition that is triggered by hormones that causes darker pigmentation in areas such as on the upper lip and around the eyes and cheeks

120
Q

Mental nerve

A

Nerve that affects the skin of the lower lip and chin

121
Q

Mentalis

A

Muscle that elevates the lower lip and raises and wrinkles the skin of the chin

122
Q

Metabolism

A

Chemical process taking place in living organisms whereby the cells are nourished and carry out their activities.

123
Q

Metacarpus

A

Consists of five long slender bones called metacarpal bones

124
Q

Middle temporal artery

A

Artery that supplies blood to the temples

125
Q

Mitosis

A

Cells dividing into two cells. The usual process if cell reproduction of human tissues

126
Q

Mitral valve

A

A valve in which from the left atrium the blood flows through into the left ventricle

127
Q

Motor nerves

A

Carry impulses from the brain to the muscles or glands. These transmitted impulses produce movement

128
Q

Muscle tissue

A

Tissue contracts and moved various parts of the body

129
Q

Muscular system

A

Body system that covers shapes and supports the skeleton tissue. Contracts and moves various parts of the body

130
Q

Myology

A

Study of nature structure function and diseases of the muscles

131
Q

Nasal bones

A

Bones that form the bridge of the nose

132
Q

Nasal nerve

A

Nerve that affects the point and lower sides of the nose

133
Q

Nasalis muscle

A

Two part muscle which covers up the nose

134
Q

Nerve tissue

A

Tissue that controls and coordinates all body functions

135
Q

Nerves

A

Whitish cords that make up bundles of nerve fibers held together by connective tissue, through which impulses are transmitted

136
Q

Nervous system

A

Body system composed of the brain spinal cord and nerves. Controls and coordinates all other systems which makes them work harmoniously and effiently

137
Q

Neurology

A

The scientific study of the structure function and pathology of the nervous system

138
Q

Neuron or nerve cell

A

The basic unit of the nervous system consisting of a cell body nucleons dendrites and axon

139
Q

Nonstriated muscles

A

Function automatically with out conscious will

140
Q

Nucleoplasm

A

Fluid within the nucleous of the cell that contains proteins and DNA determines our genetic makeup

141
Q

Nucleus

A

The central part. Core.

142
Q

Occipital artery

A

Artery that supplies blood to the skin and muscles to the scalp and back of the head up to the crown

143
Q

Occipitalis

A

Back of the epicranious. Muscle that draws the scalp backward

144
Q

Opthalmic nerve

A

Branch of the fifth cranial nerve that supplies the skin on the forehead, upper eyelids, and interior portion of the scalp orbit eyeball and nasal passage

145
Q

Orbicularis oculi

A

Ring muscle of the eye socket. Closes the eyelid

146
Q

Orbicularis oris

A

Flat band around the upper and lower lips that compresses contracts puckers and wrinkles the lips

147
Q

Organelle

A

Small structures or miniature organs within a cell that have their own function

148
Q

Organs

A

Structures of composed or specialized tissues and performing specific functions in plants and animals

149
Q

Origin

A

Part of the muscle that does not move. It is attached to the skeleton and is usually part of a skeletal muscle

150
Q

Os

A

Means bone and is used as a prefix in many medical terms

151
Q

Osteology

A

Study of anatomy structure and function of the bones

152
Q

Ovaries

A

Function in sexual reproduction as well as determining male and female sexual characteristics

153
Q

Palatine bones

A

Two bones that form the hard palate of the mouth

154
Q

Pancreas

A

Secretes enzyme producing cells that are responsible for digesting carbs proteins and fats. The islet of langergans cells within the pancreas control insulin and glucagon production

155
Q

Parasympathetic division

A

Part of the autonomic nervous system. It operates under normal no stressful situations such as resting. It also helps to restore calm and balance the body after a stressful event

156
Q

Parathyroid glands

A

Regulate blood calcium and phosphorous levels so that the nervous and muscular systems can function properly

157
Q

Parietal artery

A

Artery that supplies blood to the side and crown of the head

158
Q

Parietal bones

A

Bones that form the sides and top of the cranium

159
Q

Pectoral is major and minor

A

Muscles of the chest that assist the swinging movements of the arm

160
Q

Pericardium

A

Double layered membranous sac enclosing the heart made of epithelial tissue

161
Q

Peripheral nervous system

A

System of nerves and ganglia that connects the peripheral parts of the body to the central nervous system. Has both sensory and motor nerves

162
Q

Peristalsis

A

Moving food along the digestive track

163
Q

Phalanges

A

The bones in the fingers. Three in each finger and two in each thumb

164
Q

Physiology

A

Study of the functions or activities performed by the body’s structures

165
Q

Pineal gland

A

A gland located in the brain. Plays a major role in sexual development, sleep, and metabolism

166
Q

Pituitary gland

A

A gland found in the center of the head. The most complex organ of the endocrine system. It affects almost every physiologic process of the body. Growth blood pressure contractions during childbirth breast milk production sexual organ functions in both men and women thyroid gland function and the conversion of food into energy

167
Q

Plasma

A

Fluid part if the blood and lymph that carries food and secretions to the cells and carbon dioxide from the cells

168
Q

Platelets

A

Much smaller then red blood cells. Contribute to the blood clotting process which stops bleeding

169
Q

Platysma

A

Broad muscle extending from the chest and shoulder muscles to the side of the chin

170
Q

Posterior auricular artery

A

Artery that supplies blood to the scalp behind and above the ear

171
Q

Posterior auricular nerve

A

Nerve that affects the muscles behind the ear at the base of the skull.

172
Q

Procerus

A

Muscle that covers the bridge of the nose depresses the eyebrows and causes wrinkles across the bridge of the nose

173
Q

Pronators

A

Muscles that then the hand inward so that the palm faces downward

174
Q

Protoplasm

A

Colorless jellylike substance in cells contains food elements such as protein fats carbs mineral salts and water

175
Q

Pulmonary circulation

A

Sends the blood from the heart to the lungs to be purified. Then back to the heard again

176
Q

Radial artery

A

Artery along with numerous branches that supplies blood to the thumb side of the arm and the back of the hand.

177
Q

Radial nerve

A

Nerve that with it’s branches supplies the thumb side or the arm and back of the hand

178
Q

Radius

A

Smaller bone in the forearm on the same side of the thumb

179
Q

Red blood cells

A

Produces in the red bone marrow. Blood cells that carry oxygen from the lungs to the body cells and transport carbon dioxide from the cells back to the lungs

180
Q

Reflex

A

Automatic reaction to stimulus that involves the movement of an impulse from a sensory receptor along the sensory nerve to the spinal cord.

181
Q

Reproductive system

A

Body system that includes the ovaries, uterine tubes, uterus and vagina in the female and the testes prostate gland penis and urethra in the male. This system performs the function or producing offspring and passing on the generic code from one generation to another.

182
Q

Respiration

A

Process of inhaling and exhaling. The act of breathing the exchange of carbon dioxide and oxygen in the lungs with in each cell

183
Q

Respitory system

A

Body system consisting of the lungs and air passages enables breathing which supplies the body with oxygen and eliminates carbon dioxide as a waste product

184
Q

Ribs

A

Twelve pairs if bones forming the wall of the thorax

185
Q

Risorius

A

Muscle of the mouth that draws the corner of the mouth out and back

186
Q

Scapula

A

Shoulder blade. One of a pair of large flat triangular bone of the shoulder

187
Q

Sensory nerves

A

Carry impulses or messages from the sense organs to the brain where sensations such as touch cold hear sight hearing taste smell pain and pressure are experienced.

188
Q

Serratus anterior

A

Muscle of the chest that assists in breathing and in raising the arm

189
Q

Seventh cranial nerve

A

It is the chief motor nerve of the face. It emerges near the lower part of the ear and extends to the muscles of the neck.

190
Q

Skeletol system

A

Physical foundation of the body composed of the bones and movable and immovable parts

191
Q

Skin

A

External productive coating that covers the body. The body’s largest organ. Acts as a barrier to protect body systems from the outside elements

192
Q

Smaller occipital nerve

A

Located at the base of the skull affects the scalp and muscles behind the ear

193
Q

Sphenoid bone

A

Bone that joins all the bones of the cranium together

194
Q

Spinal cord

A

Portion of the central nervous system that originates in the brain extends down to the lower extremity of the trunk and is protected by the spinal column

195
Q

Sternocleidomastoid

A

Muscle of the neck that depresses and rotates the head

196
Q

Sternum

A

The flat home that forms the central support of the ribs

197
Q

Striated muscles

A

Attached to the bones and make up a large percentage of body mass. Controlled by the will

198
Q

Submental artery

A

Artery that supplies blood to the chin and lower lip

199
Q

Superficial temporal artery

A

A continuation of the external carotoid nerve artery. Artery that supplies blood to the muscles of the front side and too of the head

200
Q

Superior labial artery

A

Artery that supplies blood to the upper lip and region of the nose

201
Q

Supinator

A

Muscle of the forearm that rotates the radius outward and the palm upward

202
Q

Supraorbital artery

A

Artery that supplies blood to the upper eyelid and forehead

203
Q

Supraorbital nerve

A

Nerve that affects the skin of the forehead scalp eyebrow and upper eyelid

204
Q

Supratrochlear nerve

A

Nerve that affects the skin Between the eyes and upper side of the nose

205
Q

Sympathetic division

A

Part of the autonomic nervous system that stimulates of speeds up activity and prepares the body for stressful situations such as in running from a dangerous situation or competing in a sports event

206
Q

Systematic or general circulation

A

Circulation of blood from the heart throughout the body and back again to the heart

207
Q

Temporal bones

A

Bones forming the sides of the head in the ear region

208
Q

Temporal nerve.

A

Nerve affecting the muscles of the temple side of the forehead eyebrow eyelid and upper part of the cheek

209
Q

Temporalis muscle

A

Temporal muscle. One of the muscles involved in mastication

210
Q

Testes

A

Male organs wich produce the male hormone testosterone

211
Q

Thorax

A

Consists of the sternum ribs and the thoracic vertebrae elastic bony cage that serves as a protective framework for the heart lungs and other internal organs

212
Q

Thyroid gland

A

A gland located in the neck controls how quickly the body burns energy makes proteins and how sensitive the body should be to other hormones

213
Q

Tibial nerve

A

Division of the sciatic nerve. Passes behind the knees subdivides and supplies impulses to the knee the muscles of the calf the skin or the leg and the sole heel and underuse of the toes.

214
Q

Tissue

A

Collection of similar cells that perform a particular function

215
Q

Transverse facial artery

A

Artery that supplies blood to the skin and masseter

216
Q

Trapezius

A

Muscle that covers the back of the neck and upper and middle region of the back stabilizes the scapula and shrugs the shoulders

217
Q

Triceps

A

Large muscle that covers the entire back of the upper arm and extends the forearm

218
Q

Tricuspid valve

A

The heart valve that prevents back flow between the right atrium and the right ventricle

219
Q

Turbinal bones

A

Thin layers of spongy bone on either of the outer walls of the nasal depression

220
Q

Ulna

A

Inner and larger bone of the forearm attached to the wrist on the side of the little fingers

221
Q

Ulnar artery

A

Artery that supplied blood to the muscle of the little finger side of the arm and palm of the hand

222
Q

Ulnar nerve

A

Sensory motor nerve that with it’s branches affects the little finger side of the arm and palm of the hand

223
Q

Valves

A

Structures that temporarily close a passage or permit flow in one direction only

224
Q

Vascular system

A

Body system consisting of the heart arteries veins and capillaries for the distribution of blood through out the body

225
Q

Veins

A

Thin walled blood vessels that are less elastic than arteries they contain cup like valves to prevent back flow and carry impure blood from the various capillaries back to the heart and the lungs

226
Q

Ventricle

A

A thick walled lower chamber of the heart that receives blood pumped from the atrium. There is a right ventricle and a left ventricle

227
Q

Venules

A

Small vessels that connect the capillaries to the veins. They collect blood from the capillaries and drain it into the veins

228
Q

Vomer bone

A

Flat thin bone that forms part of the nasal septum

229
Q

White blood cells

A

Perform the function of destroying disease causing germs

230
Q

Zygomatic bones

A

Bones that form the prominence of the cheeks

231
Q

Zygomatic nerve

A

Nerve that affects the skin of the temple side of the forehead and upper part of the cheek

232
Q

Zygomaticus major and minor

A

Muscles of both sides of the face that extend from the zygomatic bone to the angle of the mouth these muscles elevate the lip pull the mouth upward and backward as when you are laughing or smiling