Podcast
Questions and Answers
Which cells are affected by hormones?
Which cells are affected by hormones?
- All cells in the body
- Only target cells with specific receptors (correct)
- Only cells that produce hormones
- Only cells in the blood
What happens when a hormone is present in excess?
What happens when a hormone is present in excess?
- No change in the number of receptors
- Up-regulation of receptors
- Down-regulation of receptors (correct)
- The hormone becomes inactive
What happens when a hormone is deficient?
What happens when a hormone is deficient?
- Up-regulation of receptors (correct)
- No change in the number of receptors
- Down-regulation of receptors
- The hormone becomes inactive
Study Notes
Hormone Regulation
- Target cells are affected by hormones, which are specific cells that have receptors for a particular hormone.
- Hormones bind to receptors on target cells, triggering a response that leads to a specific action or change in the cell.
Hormone Imbalance
Excess Hormones
- When a hormone is present in excess, it can lead to an overstimulation of the target cells, resulting in abnormal cell growth, altered metabolism, or other negative effects.
Hormone Deficiency
- When a hormone is deficient, the corresponding target cells do not receive the necessary signal, leading to abnormal cell function, impaired growth, or other health issues.
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Description
Test your knowledge on hormone receptors and their role in regulating the effects of hormones on target cells. Learn about the process of down-regulation and how receptors play a crucial role in hormone signaling.