Anatomy Exam 1 Flashcards

(121 cards)

1
Q

Anatomy

A

The study of body structures

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2
Q

Physiology

A

The study of function

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3
Q

Main Organs in the Integumentary System

A

Skin, hair, Sweat glands, and nails

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4
Q

Main functions of the Integumentary System

A

Protects against the environment, and helps regulate body temperature, as well as provides sensory information.

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5
Q

Main Organs in the Skeletal System

A

Bones, Cartilages, associated ligaments, and bone marrow

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6
Q

Main functions of the Skeletal System

A

Provides support and protection

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7
Q

Main Organs in the Muscular System

A

Skeletal muscles and associated tendons

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8
Q

Main functions of the Muscular System

A

Provides movement, protection, support, and generates heat that maintains body temperature

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9
Q

Main Organs in the Nervous System

A

Brain, spinal cord, peripheral nerves, sense organs

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10
Q

Main functions of the Nervous System

A

Directs immediate responses to stimuli, provides sensory information about external conditions, and moderates activities of other systems

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11
Q

Main Organs in the Endocrine System

A

Pituitary gland, thyroid gland, pancreas, adrenal glands, gonads

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12
Q

Main functions of the Endocrine System

A

Directs long term changes in the other organ systems and adjusts activity and energy use

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13
Q

Main Organs in the Cardiovascular System

A

Heart, blood, blood vessels

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14
Q

Main functions of the Cardiovascular System

A

Distributes blood cells, water and dissolved materials including nutrients, waste products, oxygen, and carbon dioxide, and distributes heat and assists in control of body temperature

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15
Q

Main Organs in the Lymphatic System

A

Spleen, thymus, lymphatic vessels, lymph nodes, tonsils

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16
Q

Main functions of the Lymphatic System

A

Defends against infections and disease

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17
Q

Main Organs in the Respiratory System

A

Nasal cavities, sinuses, larynx, trachea, bronchi, lungs, alveoli

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18
Q

Main functions of the Respiratory System

A

Provides oxygen to the bloodstream and removes carbon dioxide from the bloodstream

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19
Q

Main Organs in the Digestive System

A

Teeth, tongue, pharynx, esophagus, stomach, small intestine, large intestine, liver, gallbladder, pancreas

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20
Q

Main functions of the Digestive System

A

Processes and digests food, absorbs and conserves water, and stores energy

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21
Q

Main Organs in the Urinary System

A

Kidneys, ureters, urinary bladder, urethra

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22
Q

Main functions of the Urinary System

A

Excretes waste products from the blood, as well as regulates blood ion concentrations and pH

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23
Q

Define Homeostasis

A

All body systems working together to maintain a stable internal environment

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24
Q

Describe Negative Feedback

A

The effector moves the parameter in the opposite direction of the stimuli, body is in a normal range

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25
Describe Positive Feedback
The effector moves the parameter in the same direction of the stimulus, normal range is lost, speeds up the processes
26
What are the major organs in the Dorsal Cavity?
Brain, skull, spinal cavity
27
What are the major organs in the Ventral Cavity?
Thorax, abdomen, and pelvis
28
What are the major organs in the Thoracic Cavity?
Gallbladder, liver, stomach, and pancreas
29
What are the major organs in the Pelvic Cavity?
Ovaries, ureter, and bladder
30
What does the Parietal layer line?
The body cavity
31
What does the Visceral layer cover?
The organ itself
32
What is the study of cells?
Cytology
33
What is the study of tissues?
Histology
34
What is the correct order of the six levels of organization of the human body in order from smallest to largest?
Molecules, Cells, Tissues, Organ, Organ System, Organism
35
A plane through the body that passes perpendicularly to the long axis of the body and divides the body into superior and inferior sections is a .....
Transverse Plane
36
The mediastinum is the region between the.....
Heart and pericardium
37
The serous membrane covering the stomach and most of the intestines is called ...
Peritoneum
38
The tissue that always has a free surface exposed to the internal or external enviornment is called....
Epithelial Tissue
39
Visceral Pericardium is located....
On the heart itself
40
What does the pleural cavity surround?
The lungs
41
What is NOT a primary tissue type?
Osseous
42
The basic shapes of epithelial cells include all of the followin except....
Stratified
43
Dead skin cells are shed in thick sheets because of some strong intercellular connections called,,,
Desmosomes
44
The heart and blood vessels are lined by...
Simple Squamous Epithelium
45
You would find pseudostratified columnar epithelium lining the...
Trachea
46
Unlike cartilage, bone....
Is very vascular
47
The framework of stroma of orans such as the spleen, liver, and lymph nodes is made up of _____ tissue.
Reticular connective tissue
48
Glands that accumulate secretions and release them only when the individual secretory cells repture and die are called....
Holocrine
49
A tissue with a large number of collagen fibers organized parallel to each other most likely be found in...
Tendons
50
Supine is when...
Lying down on SPINE, face up
51
Prone is when...
Lying face down
52
A vertical plane divides the body into...
Anterior and posterior portions
53
A sagittal plane divides the body...
Into left and right portions
54
Serous Membrane
Lines body cavities and covers organs.
55
What is Autoregulation
Automatic response in a cell, tissue, or organ to environmental change
56
What is Extrinsic Regulation
Responses controlled by nervous and endocrine systems
57
Receptor
Receives the stimulus
58
Control Center
Processes the signal and sends instructions
59
Effector
Carries out instructions
60
What are the 4 main types of tissues?
Epithelial, Connective, Muscles, and Nervous
61
Epithelial Tissue...
Covers exposed surfaces and lines internal passageways
62
Connective Tissue...
Fills internal spaces, stores energy, transports materials, and supports other tissues
63
Muscles Tissue...
Specialized for contraction
64
Nervous Tissue...
Carries electrical signals
65
Gap Junctions...
Allow rapid communication
66
Tight Junctions...
Prevent passage of wastes and is between two plasma membranes
67
Desmosomes
Allow bending and twisting
68
Squamous
Thin and flat; Absorption and diffusion
69
Cuboidal
Square shaped
70
Columnar
Tall and slender rectangles
71
Simple Epithelium
Single layer of cells
72
Stratified Epithelium
Several layers of cells
73
Mesothelium
Lines body cavities
74
Endothelium
Forms inner lining of heart and blood vessels
75
Simple Cuboidal function
Secretion and absorption. In glands and portions of kidney tubules
76
Stratified Cuboidal Function
Pretty rare, found in ducts of sweat glands and mammary glands
77
Transitional Epithelia
Stretchy, found in bladder
78
Simple Columnar
Absorption and secretion; found in stomach, small intestines, and large intestine
79
Pseudostratified Columnar
Have cilia; found in nasal cavity, trachea, and bronchi
80
Stratified Columnar
Rare; provide protection to anus, urethra
81
Merocrine Secretion
Sweat glands
82
Apocrine Secretion
Mammary glands
83
Holocrine
Sebaceous glands
84
Adipocytes
Fat cells
85
Mesenchymal cells
Stem cells that respond to injury or infection
86
Melanocytes
Synthesize and store pigment
87
Macrophages
Engulf pathogens and damaged cells
88
Mast cells
Stimulate inflammation after injury or infection and release histamine and heparin
89
Lymphocytes
Migrate throughout body, may develop into plasma cells
90
Microphages
Attracted to signals from macrophages and mast cells
91
Collagen Fibers
Strong, most common is connective tissues, resist force in 1D
92
Reticular Fibers
Stabilize functional cells
93
Elastic Fibers
Return to original length after stretching
94
Fasciae
Connective tissue layers and wrappings that support and surround organs
95
Hyaline Cartilage
Most common, tough but flexible, reduces friction
96
Elastic Cartilage
Support but bends
97
Fibrocartilage
Tough and durable, limits movement, prevents bone to bone contact
98
Skeletal Muscle
Responsible for body movement
99
Cardiac Muscle
Found only in the heart
100
Smooth Muscle
Found in walls of hollow, contracting organs
101
Neuroglia
Supporting cells
102
Cell Body
Contains nucleus and nucleolus
103
Dendrites
Short branches extending from the cell body that receive incoming signals
104
Axon
Long thin extension of the cell body that carries electrical signals to destination
105
Subcutaneous layer (Hypodermis)
Loose connective tissue, below the dermis
106
Epidermis
Stratified squamous; nutrients and oxygen diffuse from capillaries in the dermis
107
How many layers of thin skin?
4; covers most of the body
108
How many layers of thick skin?
5; covers palms and soles
109
Insensible Perspiration
Water diffuses across skin
110
Sensible Perspiration
Water is excreted by sweat glands
111
Dermis
Located between epidermis and hypodermis; anchors accessory structures
112
Jundice
Buildup of bile produced by liver that may turn skin yellow
113
Pituitary Tumor
Excess MSH icreases production of melanin
114
Addison's Disease
Cause pituitary gland to release excess ACTH
115
Vitilogo
Loss of melanocytes cause loss of color
116
Medulla
Cenral core of hair structure
117
Cortex
Intermediate layer of hair structure
118
Cuticle
Surface layer of hair structure
119
Vellus Hairs
Soft, fine hairs that cover most of the body surface
120
Terminal Hairs
Heavy, pigmented hairs; head, eyebrows and eyelashes
121
Ceruminous Glands
Prevents foreign particles from reaching eardrums