Chemical Coordination And Integration Question 24

Question: “Upregulation” of hormone receptors refers to:

Options:

A) Increase in hormone receptor numbers with low hormone levels.

B) Increase in hormone receptor numbers with high neurotransmitter levels.

C) Increase in hormone levels produced by increase in hormone receptor numbers.

D) Decrease in hormone levels produced by decrease in hormone receptor numbers.

Show Answer

Answer:

Correct Answer: A

Solution:

[a] “Upregulation” of hormone receptors on a cell is the production of more receptors when the hormone is present in low concentration over time in the blood or other fluids surrounding the cell.