SKELETAL SYSTEM Flashcards

1
Q

Fat stored in the internal cavities of
bones

A

yellow marrow

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2
Q

Which of the following is NOT an
example of a long bone?

A

Talus

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3
Q

The process by which bones increase in diameter?

A

Appositional growth

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4
Q

Which of the following is NOT a bone
area associated with the axial skeleton?

A

Pelvic Girdles

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5
Q

Which of the following is NOT a
function of bones?

A

Matenience of body temperature

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6
Q

Remnant of the growth plate:

A

Epiphesial line

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7
Q

Occurs when the bones of inactive
people tend to lose mass:

A

Musclular Atrophy

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8
Q

Bone tissue composed of small needle-
like pieces of bone with open spaces:

A

Spongy bone

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9
Q

Bone forming cells:

A

Osteoblasts

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10
Q

Dense bone tissue that appears
smooth and homogeneous:

A

Compact bone

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11
Q

Mature bone cells:

A

Osteocytes

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12
Q

The ends of a long bone are called the

A

Epiphyses

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13
Q

What is the number of bones that
compose the adult skeleton?

A

206

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14
Q

Blood cell formation:

A

Hematopoiesis

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15
Q

The long shaft of a bone:

A

Diaphysis

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16
Q

Which of the following is NOT a
category of bone?

A

Fat

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17
Q

Bone destroying cells:

A

Osteoclasts

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18
Q

Process of bone formation is called:

A

Ossification

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19
Q

what are the six bones that produce red blood cells?

A

humorous, radius, ulna, femur, tibia, fibula

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20
Q

Describe a simple bone fracture

A

the bone is broken, but the skin is not lacerated

21
Q

describe a compound bone break

A

skin is pierced by the bone or by a blow that breaks the skin at the time of the fracture

22
Q

describe a greenstick break

A

fracture is on one side of the bone, causing a bend on the other side of the bone

23
Q

describe a spiral fracture

A

fracture wraps around the bone in a spiral matter

24
Q

describe a communited bone break

A

results is three or more bone fragments

25
Q

describe a transverse bone break

A

fracture is at right angles, to long axis of the bone

26
Q

describe a compression break

A

occurs in vertebrae

27
Q

describe a lisfranc break

A

one or all the metatarsal bones are displaced from the tarsus

28
Q

name 5 functions of bones

A

Support
Protection
Storage (fat and minerals)
Movement
Blood cell formation

29
Q

name 5 functions of muscles

A

Movement
Stability
Generates heat
Protects organs
Regulates passage of substances

30
Q

what do flat bones do?

A

provide protection, muscle attachment (ex, sternum body, etc.)

31
Q

what do long bones do?

A

curved for strength, etc.) tiba fibula

32
Q

what do irregular bones do?

A

provide support and protection of the spine

33
Q

what do sesamoid bones develop?

A

areas of tension, like the patella

34
Q

describe the difference between the appendicular skeleton, and the axial skeleton

A

appendicular skeleton are just the bones that attach to your head and torso, etc). legs and arms

35
Q

What is the process in which cartilage turns to bone?

A

Endochondral ossification

36
Q

Where is the primary ossification center located in?

A

DIAPHYSIS

37
Q

Where is secondary ossification located in?

A

Epiphysis

38
Q

describe: GLIDING JOINTS

A

side to side back to back

39
Q

thin membrane that lines the
medullary cavity

A

Endosteum

40
Q

Shaft of a long bone

A

Diaphysis

41
Q

Thin layer that cushions joints

A

Cartilage

42
Q

Short bone

A

Epiphysis

43
Q

Tubelike hollow space in the diaphysis of long bones

A

Medullary cavity

44
Q

Irregular bone

A

Vertebraea

45
Q

Which of the following is not a
component of bone matrix?
a. Inorganic salts
b. Organic matrix
c. Collagenous fibers
d. They are all components

A

D

46
Q

The bones in an adult that include red
bone marrow, include all of the
following except

A

Tarsals

47
Q

The cells that produce the organic
matrix in bone are called:

A

Osteoblasts

48
Q

Low blood calcium evokes a
response from..
a. Calcitonin
b. Thyroid
c.Parathyroid hormone
d. None of the above

A

Parathyroid hormone

49
Q

The epiphyseal plate is composed
mostly of

A

chrondocytes