Muscular system Flashcards
1
Q
What are the functions of the muscular system?
A
- Movement of Skeleton
- Maintenance of posture
- Generation of heat
2
Q
What is muscle?
A
tissue
3
Q
What are the functions of the muscle tissue?
A
- specialized for contraction
- generates force for motion of body parts and substances through blood vessels and hollow organs
- maintains body temp
4
Q
Types of muscle tissue
A
- skeletal
- cardiac
- smooth
5
Q
Skeletal muscle
A
- attached to bone
- striated
- voluntary contraction
6
Q
Cardiac muscle
A
- heart
- striated
- involuntary contraction
7
Q
Smooth muscle
A
- associated with viscera
- non-striated
- involuntary contraction (slow and sustained)
8
Q
functions of appendicular musculature
A
- moves upper/lower limbs
- stabilizes pectoral and pelvic girdles
9
Q
functions of axial musculature
A
- respiration
- urination
- movement of back
10
Q
8 muscle naming factors
A
- location
- position
- size
- shape
- direction
- action
- number of heads
- points of insertion/origin
11
Q
Skeletal muscle is attached to bone by how many points?
A
2 or more
12
Q
Origin
A
end of the muscle attached to stable/fixed part of skeleton
13
Q
Insertion
A
end of muscle attached to movable part of skeleton
14
Q
Tendons (bottom)
A
connects bone to muscle
15
Q
Ligaments (blob)
A
connects bone to bone
16
Q
Cartilage
A
- absorbs shock
- reduces friction between moving parts
17
Q
Fascia
A
fibrous sheets that support organs (form tendons)
18
Q
functions of skin
A
- protect against infection and dehydration
- regulates body temp
- collects sensory info
