Refer to the Figure Showing a Neuromuscular Junction

question 185

Multiple Choice

Refer to the figure showing a neuromuscular junction. Which event is occurring at position 5?

• A) Acetylcholine molecules are entering the postsynaptic cell.
• B) Ca²⁺ channels open after acetylcholine binding occurs.
• C) Charged acetylcholine molecules cause a graded potential in the postsynaptic membrane.
• D) The motor end plate is depolarized by the influx of Na⁺.
• E) Acetylcholinesterase breaks down acetylcholine, and the channel closes again.

---

Definitions:

Marriage Benefits

The various advantages associated with marriage, including economic, social, psychological, and health-related benefits.

Health

A state of complete physical, mental, and social well-being and not merely the absence of disease or infirmity.

Chronic Stressors

Persistent stress factors that an individual faces over an extended period, potentially leading to health problems.

Coping Strategy

Techniques or methods employed by individuals to manage stress, challenges, or adversity.