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Flashcards in 8 - Skeletal System Deck (131):
1

The human body has ____ bones.

206

2

The ____ is an example of a long bone.

Femur

3

The hyoid is what type of bone?

Irregularly shaped bone

4

The joint where two bones meet.

Articulation

5

Immovable joints are classified as _____

Synarthrotic

6

An example of a freely movable joint.

Hip

7

The ____ functions as a fulcrum.

Joint

8

The most plentiful levers in the body are _____

Third class

9

A meatus is ______

A canal

10

The coronal and sagittal sutures meet at the _____

Fontanel

11

Bone marrow produces ____ red blood cells every minute.

2,000,000

12

The end of a long bone is called the ______

Epiphysis

13

The adductors of the thigh are ___ levers.

Third-class

14

The articulating surfaces of synovial joints are referred to as ____

Facets

15

A cavity or slight depression on the skull.

Fossa

16

The study of the skeletal system.

Osteology

17

The branch of surgery concerned with the skeletal system.

Orthopedics

18

Individual bone cells.

Osteocytes

19

Cells that release stored mineral nutrients from the bones and produce substances that break down bone tissue to remove tissue that isn't needed.

Osteoclasts

20

_______ build bone cells, repair bone tissue and stores minerals for future use.

Osteoblasts

21

The hardest structure in the body; a calcified tissue that surrounds the pulp cavity of a tooth.

Dentine

22

The hard, dense outer layer of bone.

Compact bone

23

The interior of the ends of the bone that is less dense, porous material that contains spaces filled with bone marrow.

Spongy bone

24

The shaft of the long bone.

Diaphysis

25

The internal space in long bones.

Medullary cavity

26

A layer of connective tissue lining the medullary cavity of the long bone.

Endosteum

27

A specialized connective tissue that covers the outer bone surface and acts as a connector to the tendons.

Periosteum

28

The production of electrical polarization in the material in the bone caused by mechanical stress.

Piezoelectricity

29

The part of the skeleton which includes the skull, the hyoid, the bones of the thorax, and the vertebral column.

Axial skeleton

30

The part of the skeleton which includes the bones of the shoulders, hips, hands, legs and feet.

Appendicular skeleton

31

The phalanges are an example of what type of bone?

Short bone

32

The scapula, ilium and sternum are examples of what type of bone?

Flat bone

33

The tarsus in the foot is an example of what type of bone?

Cuboid bone

34

Another term for synarthrotic joint.

Fibrous joint

35

Pubic bones and the sacroiliac are examples of what type of joint?

Amphiarthrotic joint

36

Another term for amphiartrotic joint.

Cartilaginous joint

37

Fingers are examples of what type of joint?

Diarthrotic or synovial joint.

38

The hip and and shoulder joints are examples of what type of joint?

Ball-and-socket joint

39

The elbow, knee and ankle are examples of what type of joint?

Hinge joint

40

Intercarpals and intertarsals are examples of what type of joint?

Gliding joint

41

The wrist and atlas-occipital joint, where the head is attached to the body are examples of what type of joint?

Ellipsoid joint

42

The joint between the first two cervical vertebrae is an example of what type of joint?

Pivot joint

43

Muscles are connected to the bones with _____

Tendons

44

Bones are connected to bones with ____

Ligaments

45

A deep projection in a bone (bony landmark).

Arch

46

A duct or channel (bony landmark); such as in the ear.

Canal

47

Firm, smooth, resilient nonvascular tissue.

Cartilage

48

A rounded projection at the articulation of an extremity (bony landmark); such as the end of the humerus.

Condyle

49

A bony ridge (bony landmark); such as the top of the iliac.

Crest

50

A bony projection on either side of a condyle area, such as the distal end of the humerus; it serves as an attachment point for muscles and ligaments.

Epicondyle

51

A smooth plane surface, such as the articulation of the vertebrae.

Facet

52

A cleft or groove (bony landmark).

Fissure

53

An opening for nerves or other tissue to pass through (bony landmark).

Foramen

54

The large bony projection on the femur.

Greater trochanter

55

A furrow or channel (bony landmark).

Groove

56

The larger, thicker, heavier part of a bone.

Head

57

A long, narrow ridge (bony landmark).

Line

58

A natural passage or canal (bony landmark).

Meatus

59

A wide, shallow depression (bony landmark).

Notch

60

A projection (bony landmark).

Process

61

A cavity within an organ or area (bony landmark).

Sinus

62

A sharp, slender projection (bony landmark).

Spinous process

63

A groove along a bone that accommodates a nerve, tendon or blood vessel (bony landmark).

Sulcus

64

A knob, such as that found on the posterior surface of a rib at the articulation of the transverse process (bony landmark).

Tubercle

65

A rounded elevation (bony landmark).

Tuberosity

66

A line where the frontal section meets the two paritel sections of the skull.

Coronal suture

67

The general term for the eight bones of the head; together with the 14 bones of the face they make up the skull.

Cranium

68

The complex bone where the of factory nerves pass through the cranium.

Ethmoid

69

The junction in the skull where the coronal and Sagittal sutures meet; it is membranous at birth.

Fontanel

70

The forehead; the anterior part of the skull.

Frontal bone

71

The thin, curvy bones on the lateral sides of the nasal cavity.

Inferior nasal concha

72

The bone where the glands that secrete tears are located.

Lacrimal

73

The junction of the occipital and parietal bones.

Lambdoidal suture

74

The lower jaw bone

Mandible

75

A bony process located at the lateral side of the skull, behind the ear.

Mastoid

76

The upper jaw bone.

Maxilla

77

Bone pertaining to the nose.

Nasal

78

Referring to the back part of the head bones.

Occipital

79

Small bones of the ears.

Ossicles

80

A pair of bones located in the back of the mouth.

Palatine

81

Referring to the side bones of the skull.

Parietal

82

The suture between the two parietal bones.

Sagittal suture

83

A wedge-shaped bone in front of the occipital bone.

Sphenoid

84

The overlapping bone margins on the lateral side of the head.

Squamous suture

85

A large, irregular bone situated in the base and side of the head.

Temporal

86

The partitioning bone between the nostrils.

Vomer

87

The bone beneath the orbit forming the cheek.

Zygomatic

88

The first vertebra; the head sits on it.

Atlas

89

The second vertebra; allows side-to-side movement of the head.

Axis

90

The wrist bone.

Carpal

91

The collar bone.

Clavicle

92

The tail bone.

Coccyx

93

The thigh bone.

Femur

94

The smaller, outer lower leg bone.

Fibula

95

The upper arm bone.

Humerus

96

The hand bones between the wrist and the fingers.

Metacarpals

97

The mid-bones of the foot, in between the ankle and the toes.

Metatarsals

98

The kneecap.

Patella

99

The hip bones.

Pelvic girdle

100

The finger and toes bones.

Phalanges

101

The lower arm bone on the lateral aspect (thumb side) of the forearm.

Radius

102

Articulating from the spine, most of the bones that connect to the sternum to protect the thoracic organs.

Ribs

103

The shoulder blade.

Scapula

104

The breast bone.

Sternum

105

The larger, inner lower leg bone.

Tibia

106

The lower arm bone on the medial aspect (little finger side) of the forearm.

Ulna

107

The bones of the back (spinal column).

Vertebrae

108

How many vertebrae in the cervical spine?

7

109

How many vertebrae in the thoracic spine?

12

110

How many vertebrae are in the lumbar spine?

5

111

How many vertebrae are fused together to form the coccyx?

3-5

112

A posterior curvature of the thoracic spine, also called hunchback.

Kyphosis

113

A combination of a posterior curvature of the lumbar area and a lateral curvature.

Lordoscoliosis

114

An anterior curvature of the lumbar area of the spine, also called swayback.

Lordosis

115

A lateral curvature of the spine.

Scoliosis

116

The most common type of bone cancer.

Osteosarcoma

117

A cancer in the cartilage, usually around the pelvis or extremities, usually affects middle-aged adults.

Chondrosarcoma

118

The displacement of a bone from its normal location.

Dislocation

119

A partial displacement of one of the bones that comprises a joint.

Subluxation

120

A fracture in which the skin is broken and there is an open wound down to bone.

Compound fracture

121

A fracture in which the skin is intact at the break.

Closed fracture

122

An inflammation of the joints.

Arthritis

123

An inflammation of the bursa, the fluid-filled sac that lies between the bone and the tendon; caused by trauma or overuse.

Bursitis

124

Deterioration of the cartilage on the underside of the patella.

Chondromalacia

125

Recurring episodes of arthritis in the peripheral joints, usually the big toe caused by an excess of uric acid building up in the joint spaces.

Gout

126

An endocrine disorder in which too much calcium is removed from the bone and put into the blood, which in turn causes bone pain.

Hyperparathyroidism

127

Degeneration and eventual loss of the cartilage that serves as a cushion between the joints and bones.

Osteoarthritis

128

An inflammation of the bone caused by pus-producing organism; it may involve only superficial area but is capable of penetrating through the bone.

Osteomyelitis

129

Bone death resulting from poor blood supply to an area of bone.

Osteonecrosis

130

A disease in which the body loses bone marrow mass and replaces it with fibrous or vascular tissue.

Paget disease

131

A deterioration of the head of the femur at the hip joint caused by a lack of blood supply; usually occurs during childhood and primarily affects boys.

Perth disease