Podcast
Questions and Answers
What effect does histamine have on AVP secretion?
What effect does histamine have on AVP secretion?
- Inhibits AVP secretion
- Stimulates AVP secretion (correct)
- Increases AVP concentration in the blood
- No effect on AVP secretion
How does a decrease in blood volume or pressure affect the set point of body fluid osmolality?
How does a decrease in blood volume or pressure affect the set point of body fluid osmolality?
- Increases the slope of the relationship
- No effect on osmolality values
- Shifts to higher osmolality values
- Shifts to lower osmolality values (correct)
What happens to water absorption from tubular fluid in response to AVP action on the kidneys?
What happens to water absorption from tubular fluid in response to AVP action on the kidneys?
- Enhances absorption of water (correct)
- No effect on water absorption
- Decreases absorption of water
- Increases urine production
What occurs in the kidneys when faced with circulatory collapse?
What occurs in the kidneys when faced with circulatory collapse?
Individuals with inadequate release of AVP are likely to experience:
Individuals with inadequate release of AVP are likely to experience:
What is a consequence of the kidneys conserving water in response to circulatory collapse?
What is a consequence of the kidneys conserving water in response to circulatory collapse?
How does AVP secretion respond to an increase in blood volume or pressure?
How does AVP secretion respond to an increase in blood volume or pressure?
What is the condition called when body fluids become hyperosmotic due to deprivation of water?
What is the condition called when body fluids become hyperosmotic due to deprivation of water?
How do alterations in blood volume and pressure affect the response to changes in body fluid osmolality?
How do alterations in blood volume and pressure affect the response to changes in body fluid osmolality?
What is a significant outcome of central diabetes insipidus (pituitary diabetes insipidus)?
What is a significant outcome of central diabetes insipidus (pituitary diabetes insipidus)?
