Contraction of the Dartos Muscle

question 42

Multiple Choice

Contraction of the dartos muscle

• A) occurs when the testes are too cool.
• B) produces an erection.
• C) propels sperm through the urethra.
• D) moves sperm through the ductus deferens.
• E) moves the testes closer to the body cavity.

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Definitions:

Descending Neural Pathway

Neural tracts that carry motor signals from the brain down the spinal cord to the muscles to initiate movement.

Pain

A distressing feeling and emotional reaction linked to real or possible harm to body tissues, or expressed as if such harm has occurred.

Midbrain

A central part of the brainstem involved in functions such as vision, hearing, motor control, sleep/wake, arousal (alertness), and temperature regulation.

Hypothalamus

A region of the brain responsible for producing hormones that regulate various bodily functions, including temperature, hunger, thirst, fatigue, sleep, and circadian rhythms.