Caffeine, nicotine, and alcohol all have effects on

A) long-term potentiation.
B) synaptic activity.
C) action potential conduction.
D) neurotransmitter degradation.
E) neurotransmitter reuptake.


B) synaptic activity.

Anatomy & Physiology

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Which of the following paired muscles unites medially, forming the floor of the mouth?

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Why is human chorionic gonadotropin (hCG) important early in pregnancy?

A) guides the embryo to the appropriate site for implantation B) promotes cleavage of the zygote C) prevent other sperm from fertilization the oocyte D) prods the corpus luteum to continue producing hormones E) promotes menstruation

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Activity and exercise

A. increase joint stiffness. B. make joints more vulnerable to injury. C. hasten osteoarthritis. D. keep joints functional longer.

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_____________ is a bacterial condition that causes tissues to erode and wear away

Fill in the blank(s) with correct word

Anatomy & Physiology