Acetylcholine

question 11

Multiple Choice

Acetylcholine:

• A) is a positively charged molecule.
• B) triggers active transport of sodium and calcium into neurons.
• C) leads to membrane depolarization through potassium ion import.
• D) All of the answers are correct.
• E) None of the answer is correct.

---

Definitions:

Aplastic Anemia

A blood disorder characterized by the bone marrow's failure to produce enough new blood cells, leading to fatigue and higher risk of infections.

Hemolytic Anemia

A condition where red blood cells are destroyed faster than they can be made.

Pernicious Anemia

A form of anemia caused by the body's inability to absorb vitamin B12, often due to a lack of intrinsic factor.

Iron Deficiency Anemia

A common type of anemia that occurs when the body does not have enough iron, leading to reduced production of hemoglobin and causing symptoms like fatigue and weakness.