Which of the following could describe the function of 11 Beta-hydroxysteroid dehydrogenase?
A) It aids in preventing crossover effects from cortisol.
B) An enzyme located in renal tubules that acts on cortisol .
C) It converts cortisol to a less active form.
D) It converts cortisol to a form with a lower specificity for mineralocorticoid receptors there.
E) All of these answers are correct.
E) All of these answers are correct.
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High levels of ADH cause
A. vasoconstriction and therefore increases in blood pressure. B. vasoconstriction and therefore decreases in blood pressure. C. vasodilation and therefore increases in blood pressure. D. vasodilation and therefore decreases in blood pressure.
Read the following passage and answer the accompanying questions. Rupture of the cruciate ligament is a common injury to the stifle joint of dogs. The cranial cruciate ligament is more commonly ruptured than the caudal ligament. Rupture of either cruciate ligament may be accompanied by rupture of the medial collateral ligament and damage to the medial meniscus. Acute lameness is the most common
sign of a cruciate ligament rupture, which will decrease in severity over time. Chronic lameness and osteoarthritis may result if the stifle joint is not stabilized via surgery. A result of an unrepaired cruciate ligament rupture is: A) amputation B) osteoarthritis C) anorexia D) tenectomy
The secondary response of the immune system to an infectious agent involves
A. fewer cells than the antigen challenge, as the response has become more specific. B. more cells than the antigen challenge, due to the proliferation of memory cells. C. amnesia of past exposures, so that a perfectly adapted response can be generated to the new pathogen.
Drugs used to reduce the tissue rejection reaction following the transplantation of tissue
from one person to another A) reduce the differences between donor proteins and recipient proteins. B) reduce the chance of infection in the recipient. C) stimulate the formation of antibodies by the recipient's cells. D) reduce the recipient's immune response.