Which Statement Regarding Postsynaptic Potentials Is True

question 4

Multiple Choice

Which statement regarding postsynaptic potentials is true?

• A) In a neuromuscular synapse, the main neurotransmitter is glutamate.
• B) In a CNS neural synapse, serotonin produces an IPSP.
• C) In a CNS neural synapse, K⁺ is the main ion producing the EPSP.
• D) In a neuromuscular synapse, Na⁺ is the main ion producing the EPSP.

---

Definitions:

DSM-5

The fifth edition of the Diagnostic and Statistical Manual of Mental Disorders, published by the American Psychiatric Association, which outlines criteria for diagnosing mental disorders.

Social Withdrawal

The behavior of avoiding social interactions and activities, often associated with anxiety, depression, or other psychological conditions.

Anorexia

An eating disorder characterized by an obsessive fear of gaining weight, leading to a refusal to eat enough food and, consequently, severe weight loss.

Irritability

A state of increased annoyance or touchiness, often as a symptom of stress or certain medical conditions.