During which stage of sexual response do neural signals cause the arteries in the penis to dilate, so the penile erectile tissues engorge with blood?

A. Resolution
B. Arousal
C. Ejaculation
D. Emission


Answer: B

Anatomy & Physiology

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Which segment of the renal tubule acts as a countercurrent multiplier?

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Which of the following happens during atrial systole?

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Lateral outgrowths of which of the following develop into the cerebral hemispheres?

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Anatomy & Physiology