Ohlsen muscle vocabulary

Front

What enters the sarcoplasm causing myosin to bind to actin?

Back

Calcium ions

Front

What is the plasma membrane of a muscle cell called?

Back

Sarcolemma

Front

What are bundles of muscle cells referred to as?

Back

Fascicle

Front

What is the property allowing muscle to stretch without being damaged?

Back

Extensibility

Front

What is the end of a muscle attached to a bone that moves during muscle contraction?

Back

Insertion

Front

What is the term for the end of a muscle that remains stationary during contraction?

Back

Origin

Front

What is the functional unit of a muscle fiber?

Back

Sarcomere

Front

What are the contractile proteins in muscle fibers?

Back

Myofilaments (actin and myosin)

Front

What is the term for the ability of muscle to respond to stimuli?

Back

Excitability

Front

What is the term for the ability of muscle to shorten and generate force?

Back

Contractility