Muscle Contraction Flashcard -WTPT

Front

What is the name of the thick myofilaments?

Back

Myosin

Front

What is the name of the thin myofilaments in the muscle cell? Options: Actin, Myosin, Myoglobin, Titan

Back

Actin

Front

What is the structure that stores the calcium in the muscle cell?

Back

Sarcoplasmic Reticulum

Front

The contractile unit of a muscle is called the __________.

Back

Sarcomere

Front

Axon terminal is represented by

Back

1

Front

Number 3 represents which of the following events: action potential reaches the axon terminal, sodium rushes into the muscle fiber, potassium leaving the muscle fiber, ACh crossing the synaptic cleft

Back

ACh crossing the synaptic cleft

Front

Contractions are generated by: shortening of thick filaments, shortening of thin filaments, sliding of thin filaments past thick filaments, "accordian-like" folding of thick and thin filaments

Back

sliding of thin filaments past thick filaments

Front

enzyme that breaks down the muscle cell neurotransmitter and ends the impulse

Back

acetylcholinterase

Front

Once calcium is released, it will attach to troponin.

Back

attach to troponin

Front

Z represents: Dendrite, Axon Terminal, Neurotransmitters, Synapse

Back

Neurotransmitters