Which of the Following Does Not Happen When a Muscle

question 124

Multiple Choice

Which of the following does not happen when a muscle contracts?

• A) A motor neuron stimulates a muscle cell.
• B) The muscle cells partially contract based on the amount of resistance.
• C) The impulse crosses the neuromuscular junction.
• D) The stimulus rises above threshold.

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Definitions:

Thyroid Hormone

Hormones produced by the thyroid gland, primarily thyroxine (T4) and triiodothyronine (T3), crucial in regulating metabolism, energy generation, and child growth.

Hypothalamus

A region of the brain below the thalamus that coordinates both the autonomic nervous system and the activity of the pituitary, controlling body temperature, thirst, hunger, and other homeostatic systems.

Anterior Pituitary

The front part of the pituitary gland that secretes hormones responsible for regulating a wide range of bodily functions, including growth, reproduction, and metabolism.

Uterine Contractions

Involuntary muscular contractions of the uterus, important in menstrual flow, labor, and delivery of a fetus.