Muscle System Flashcards
Contractility is..
the production of active tension
Striations is…
alternating of light and dark bands
Involuntary means…
automatic
The three types of muscles are…
smooth, cardiac and skeletal
Smooth muscle is made up of…
smooth muscle cells which lack bands, non-straited
The control of smooth muscle is…
involuntary
Cardiac muscle is found…
in the walls of the heart
The function of cardiac muscles are to…
help pump blood via blood vessels to the lungs and other parts of the body
The control of cardiac muscles is…
involuntary and not stimulated by the nervous system.
Under the light microscope cardiac muscle cells…
show bands and are striated
Skeletal muscles are found in the body…
attached to the bone and cartilages of the skeleton.
Skeletal muscle functions contribute to…
joint stability, shock absorption, maintenance of posture and the production of body heat.
What is the average percent of skeletal muscle in the body?
40% to 45%
