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PHYS: UNIT 2 > Skeletal System > Flashcards

Skeletal System Flashcards

1
Q

Tendons

A

Attach muscle to bone

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2
Q

Ligaments

A

Attach bone to bone

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3
Q

Our skeletal system accounts for ____ % of our body weight

A

20

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4
Q

Functions of the S.S

A

Support, protection, blood production, movement, storage of minerals and fats

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5
Q

How many bones do we have in the body?

A

206

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6
Q

Axial Skeletal Diagram

A

The skull and trunk

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7
Q

Appendicular Skeletal Diagram

A

The limbs, hip, and clavicle

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8
Q

Compact Bone

A

Solid and strong

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9
Q

Spongy bone

A

Irregular cavities, contain bone marrow (where blood is made)

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10
Q

Long bones

A

One shaft, two heads (ex: humerus, femur)

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11
Q

diaphysis

A

mostly compact bone (in middle of long bone for strength)

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12
Q

epiphysis

A

Mostly spongy bone (at end of long bone)

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13
Q

Periosteum

A

Outside covering of diaphysis

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14
Q

Sharpens Fibers

A

Attach perio to underlying bone

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15
Q

Short bone

A

Cube shaped, mostly spongy bone, ex: carpals in the hand

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16
Q

Irregular bone

A

Irregular shape, ex: vertebrae and hip

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17
Q

Flat bone

A

Thin flat and curved, ex: skull ribs sternum

18
Q

Sesamoid bone

A

Small bones found within muscle/tendons, ex: patella

19
Q

Projections and processes

A

Grow out from surface

20
Q

Depressions and cavities

A

Dents

21
Q

Types of bone cells

A

cites, blasts, and clasts

22
Q

Osteocytes

A

Mature bone cells

23
Q

Osteoblasts

A

Bone forming cells

24
Q

Osteoclasts

A

Bone destroying cells, remodeling

25
Q

Bone Growth

A
  1. Epiphyseal Plates, 2. New cartilage continuously formed, 3. Old cartilage ossified (turned to bone), 4. Bone replaces cartilage
26
Q

Fibrous

A

Immovable joints (skull)

27
Q

Cartilaginous

A

Slight movement, attached by cartilage, ribs and spine

28
Q

Synovial

A

Cavities between bone (bursa)filled w synovial fluid, freely movable

29
Q

Hinge

A

Knee or elbow

30
Q

Ball and socket

A

Shoulder or hip

31
Q

Gliding

A

Carpals and tarsals

32
Q

Saddle

A

Wide range of movement (fingers)

33
Q

Healing bone

A
  1. Hematoma formation, 2. Fibrocartilaginous callus formation, 3. Bony callus formation, 4. Bone remodeling
34
Q

Osteoporosis

A

Calcium is removed from the bone

35
Q

Arthritis

A

Damaging inflammation in the joints, cause bones to rub against each other

36
Q

Rickets

A

Softening of the bones, cause bowed limbs

37
Q

Stem cells

A

Necessary to make blood cells

38
Q

Red bone marrow

A

Makes blood cells and other supportive materials

39
Q

Yellow bone marrow

A

Stores fat, anorexia ears this up

40
Q

Leukemia

A

Bone marrow is making cancerous cells

41
Q

Aplastic anemia

A

Bone marrow isn’t making red blood cells

PHYS: UNIT 2 (4 decks)

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