In the United States,which Group Is Most Affected by a New

question 23

Multiple Choice

In the United States,which group is most affected by a new HIV diagnosis?

• A) Women having heterosexual relationships
• B) White IV drug abusers
• C) Young Black gay and bisexual men
• D) Men who have sex with other men

---

Definitions:

IPSP

Inhibitory postsynaptic potential; a synaptic potential that makes a postsynaptic neuron less likely to generate an action potential.

Hyperpolarizes

The process of increasing the negative charge within a neuron beyond its resting potential, making it less likely to fire an action potential.

Presynaptic Terminal

The end point of a neuron that conducts electrical signals and releases neurotransmitters to communicate with a neighboring neuron at a synapse.

Nitric Oxide (NO)

A gaseous signaling molecule involved in various physiological processes, including vasodilation and neurotransmission.