week 4 study guide Flashcards
describe cardiac muscle
only in the heart.
is cardiac muscle striated
yes
does the cardiac muscle need nervous system stimulation of contract
no
is cardiac muscle voluntary or involuntary
involuntary
where is skeletal muscle found
organs attached to the bones and skin
what are the fibers of skeltal muscles called
muscle fibers
are skeletal muscles striated
yes
are skeletal muscles under conscous control
yes, they are voluntary
do skeletal muscles require nervous system stimulation
yes
where is smooth muscle found
in the walls of hollow organs like the stomach urinary bladder and airways
is smooth muscle striated
no
does smooth muscle require nervous system stimulation
no
is smooth muscle voluntary
no , it is involuntary
what is excitablity
ability to recieve and respond to stimuli
what is contractability
ability to shorten forceably when stimulated