the skeletal system Flashcards
1
Q
functions of the skeletal system
A
- protecting vital organs (protection)
- supporting the body (framework)
- enabling body movements (movement)
- storing materials
- producing body cells
2
Q
protecting vital organs
A
- cranium protects the brain/sensory organs
- ribs protect heart and lungs
- pelvis protects reproductive organs
3
Q
supporting the body
A
- legs support the body to stand
- spine holds up the abdomen
- structure, stability
4
Q
enabling body movements
A
- allows joints to extend and bend
- flexion
- extension
- abduction
- circumduction
- adduction
5
Q
storing materials
A
- calcium
- phosphorus
- vitamin A
- vitamin B
- vitamin C
- vitamin D
6
Q
produces red blood cells
A
- bone marrow produces red blood cells which carry oxygen
7
Q
types of bones
A
- short
- long
- sesamoid
- flat
- irregular
8
Q
short bones
A
- roughly cubical
- wrists (carpals)
- ankle (tarsals)
9
Q
long bones
A
- longer than they are wide
- thigh bone (femur)
- arm bone (humorous)
10
Q
sesamoid bone
A
- small bones developed in tendons around joints
- knee bone (patella)
11
Q
flat bones
A
- provide flat area for muscle attachment
- scapula
- ribs
- sternum
12
Q
irregular bones
A
- have no regular shape
- fit together like puzzles
- vertebrae
13
Q
vertebral column vertebrae
A
- cervical (7)
- thoracic (12)
- lumbar (5)
- sacrum (5 fused)
- coccyx (4 fused)
14
Q
vertebra
A
sections of the vertebrae
15
Q
how does the skeletal system allow movement?
A
by providing structure and framework the skeletal system allows for bodily movements with a stable base