overview of muscular system Flashcards
1
Q
contraction of muscles characteristics (4)
A
- contract w. force
- contraction causes movement of other structures
- energy is used during contraction
- energy is lost during contraction via heat which helps regulate & maintain body temp
2
Q
functions of muscles (7)
A
- movement of body
- maintainence of posture
- respiration
- production of heat
- aid communicatio (movement of arms in gestures and oral cavity structures and in the larynx during speech)
- allow constriction & dilation of organs & BVs
- contraction of the heart to maintain blood flow
3
Q
properties of muscles (5)
A
- highly specialised
- contractable
- excitable
- able to extend
- elastic
4
Q
types of muscle (3)
A
Skeletal
Cardiac
Smooth
