Chapter 11 Flashcards
1
Q
what are three types of muscle
A
skeletal, smooth and cardiac
2
Q
what is skeletal muscle
A
muscle attached to bones under voluntary control
3
Q
what is smooth muscle
A
muscles not under voluntary control, found in walls of internal organs
4
Q
what is cardiac muscle
A
muscle that forms the wall of heart
5
Q
define extensibility
A
the ability of muscle fibres to be stretched
6
Q
define elasticity
A
the ability of muscle fibres to return to original length after being stretched
7
Q
what is the sliding filament model
A
when muscles contract, the sarcomeres shorten as the actin and myosin filaments slide over one another
8
Q
label a muscle
A
do it bro
9
Q
label the sliding filament model
A
ur bad
