TOPIC 1: ANATOMY- 1.2 THE MUSCULAR SYSTEM/ IB SEHS

contractility

ability for the muscle to shorten

extensibility

ability for the muscle to lengthen

elasticity

ability for the muscle to return to normal size

atrophy

the decrease in the size of muscle tissue

hypertrophy

the increase in the size of muscle tissue controlled by nerve stimuli

what are the three types of muscles

skeletal, cardiac, smooth

skeletal muscles

voluntary control, striated, attached to bone or other connective tissue

cardiac muscles

involuntary, has branches and striated

smooth muscles

involuntary, not striated, located in hollow organs