Neuromuscular Junction

Front

The point at which the nerve cell reaches the sarcolemma of the muscle fiber is the _____

Back

Neuromuscular Junction

Front

One neuron and all the skeletal muscle cells it stimulates is the ____ ___.

Back

Motor unit

Front

The gap between the neuron and sarcolemma is the ____ ___.

Back

Synaptic cleft

Front

What is the specific neurotransmitter that stimulates the movement of skeletal muscles?

Back

Acetylcholine

Front

Once the action potential reaches the end of the axon terminal, what takes place?

Back

ACh is released into the synaptic cleft.

Front

What is the name of the component that houses the neurotransmitters?

Back

Synaptic vesicles

Front

Once ACh binds to receptor cells on the sarcolemma, what takes place?

Back

action potential moves down sarcolemma stimulating T tubes

Front

The neuromuscular junction is created when the nerve cell reaches the ___. Options: Sarcomere, Sarcoplasmic reticulum, Sarcolemma, Myofibril

Back

Sarcolemma

Front

What do all muscle types require for contraction? Options: Na+, Ca2+, K+, Mg2+

Back

Ca2+

Front

An individual muscle fiber contracts with equal force in response to each action potential.

Back

All-or-none law of skeletal muscle contraction