Soc 12 The Skeletal System Flashcards Preview

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Flashcards in Soc 12 The Skeletal System Deck (14)
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1
Q

5 functions of the skeletal system

A

Protect of vital organs, muscle attachment, joints for movement, stroing calcium and phosphurus, red and white blood cells production

2
Q

What are the bones in the spine (5)

A

Thoracic (12), lumbar (5), cervical (7), sacram (5) and coccyx (4)

3
Q

What are the bones in the legs (7)

A

Tibia, fibula, femur, patella, tarsels, metataresels and phalanges

4
Q

What the the bones in the arm (6)

A

Humerous, radius, ulna, carpels, metacarpels and phalanges

5
Q

What are the bones in the torso (4)

A

Rib cage, pelvis, clvicle, sternum

6
Q

Long bones

A

Are longer than they are wide. Dont have to be bug

7
Q

Short bones

A

Generally sane size length, width and thickness

8
Q

Flat bones

A

usually protect organs or offer a good surface for muscles to attach to

9
Q

Irregular bones

A

Have odd shapes and vary in function

10
Q

Types of joints

A

Ball and socket, hinge, pivot and condyloid joint

11
Q

Pivot joints

A

Allow bones to rotate in wrist, elbow and neck

12
Q

Hinge joint

A

Only allow backward and forward motion in knee, elbow and ankle

13
Q

Ball and socket joint

A

Rounded head of long bome that fits into a cup-shapedhole. Both hip and shoulder joints are ball and socket

14
Q

Condyloid joint

A

Similar to ball and socket but ball rests against the end of the bone allowing circular motion