Which of the Following Is the Correct Sequence of Events

question 71

Multiple Choice

Which of the following is the correct sequence of events for muscle contractions?

• A)neurotransmitter release,muscle cell action potential,motor neuron action potential,release of calcium ions from SR,sliding of myofilaments,ATP- driven power stroke
• B)neurotransmitter release,motor neuron action potential,muscle cell action potential,release of calcium ions from SR,ATP- driven power stroke
• C)motor neuron action potential,neurotransmitter release,muscle cell action potential,release of calcium ions from SR,ATP- driven power stroke,sliding of myofilaments
• D)muscle cell action potential,neurotransmitter release,ATP- driven power stroke,calcium ion release from SR,sliding of myofilaments

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Definitions:

Active Immunity

The immunity that occurs when the body is exposed to an antigen and produces its own antibodies in response.

Local Inflammation

Inflammation confined to a specific area of the body. Symptoms include redness, heat, swelling, pain, and loss of function.

Hemorrhage

Excessive bleeding or the escape of blood from a ruptured blood vessel.

Adaptive Immunity

The body's immune response that adjusts to recognize and remember specific pathogens, providing long-lasting protection.