MasteringBiology With eText - Access
7th Edition
ISBN: 9780321911940
Author: Johnson
Publisher: PEARSON
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Chapter 15, Problem 14TY
Summary Introduction
Introduction:
ACE (angiotensin-converting enzyme) inhibitors are the class of drugs that help in reducing the blood pressure. These drugs act in the lungs. These drugs lead to the excretion of sodium salts, which lower down the blood pressure.
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If an ARB is prescribed, you would likely expect which one of the following?
●A. the production of angiotensin II would decrease
●B. the amount of aldosterone released would decrease
●C. this drug would affect the heart but not blood vessels
●D. there would be a persistent cough in your patient
A patient has an ADH-secreting pulmonary carcinoma (syndrome of inappropriate ADH secretion). As a result of unregulated ADH secretion, you would expect to find:
a. retention of water resulting in volume expansion b. low urinary osmolality c. increased renal sodium reabsorption d. high serum sodium concentration e. b and c
A 25-year old woman develops a nonfunctional hypothalamic tumor that results in a complete inability to produce oxytocin. The most likely pathological response to this deficiency is:
a. inability to ovulate b. amenorrhea c. hypertension d. inability to lactate normally e. inability to deliver a child vaginally
Aldosterone secretion is regulated by: A. renin secretion by the kidney resulting in the formation of angiotensin II that directly causes aldosterone release
B. direct humoral stimulation of adrenal cortex cells by potassium ions
C. ACTH during conditions of severe stress
D. Atrial natriuretic pepside causing inhibition of aldosterone effects
E. All of these are correct
Chapter 15 Solutions
MasteringBiology With eText - Access
Ch. 15 - Prob. 1QCCh. 15 - Prob. 2QCCh. 15 - Should the government set up a national registry...Ch. 15 -
1. Describe in general terms the kidneys' role in...Ch. 15 - Prob. 2CRCh. 15 - Prob. 3CRCh. 15 - Prob. 4CRCh. 15 - Prob. 5CRCh. 15 - Prob. 6CRCh. 15 - Indicate the primary stimulus for the secretion of...
Ch. 15 - Describe the function of the hormone aldosterone.Ch. 15 - Prob. 9CRCh. 15 - Prob. 10CRCh. 15 - Prob. 1TYCh. 15 - Three of the choices below are organ systems...Ch. 15 -
3. The________ detoxifies ammonia, producing...Ch. 15 - Prob. 4TYCh. 15 - Prob. 5TYCh. 15 - Prob. 6TYCh. 15 - Protein is generally not found in the urine...Ch. 15 - Prob. 8TYCh. 15 -
9. Which of the following would not be found in...Ch. 15 - Which of the following is most responsible for the...Ch. 15 - In tubular absorption, which of the following...Ch. 15 - Prob. 12TYCh. 15 - Prob. 13TYCh. 15 - Prob. 14TYCh. 15 - All of the following statements about UTIs are...Ch. 15 - Prob. 1AWKCh. 15 - Prob. 2AWKCh. 15 - Prob. 3AWKCh. 15 - The kidneys filter a large volume of fluid,...Ch. 15 - Why aren't children already potty trained–able to...Ch. 15 - A possible complication of a strep throat...
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- Actions of ACE inhibitors in hypertension and heart failure include all the following EXCEPT Decrease angiotensin ilves Decrease peripheral resistance Decrease bradykinin levels Decrease rease of aldosteronearrow_forwardThe nurse is reviewing the use of bethanechol (Urecholine) in a patient who is experiencing postoperative urinary retention. Which statement best describes the mechanism of action of bethanechol?a) It causes decreased bladder tone and motility.b) It causes increased bladder tone and motility.c) It increases the sensation of a full bladder.d) It causes the sphincters in the bladder to become tighter.arrow_forwardWhich of the following is likely to have a serious drug interaction with diuretics? A) Antipsychotics B) Beta blockers C) Antiepileptics D) None of the above Why would a cardiac glycoside be indicated in congestive heart failure? A) Increased ventricular strength B) Increased glycolysis C) Increased urination D) Vasoconstrictionarrow_forward
- Increased concentrations of aldosterone lead to ... a) Increased reabsorption of Na + b) Decreased blood volume c) Increased permeability to water in distal tubules d) Decreased reabsorption of Cl-arrow_forwardExplain how the nervous system and the excretory system have to work together to maintain water balance, including both dehydration and excess hydration. What would happen if the nervous system became damaged and could no longer send signals to stimulate the release of ADH ?arrow_forwardDefine the following terms: a. glutathione b. atrial natriuretic factor c. vasopressin d. oxytocin e. homeostasisarrow_forward
- What effect does an increase in antidiuretic hormone (ADH) have on the volume of extracellular fluid (ECF)? a. ECF decreases when antidiuretic hormone (ADH) is present. b. ECF increases initially, then decreases when antidiuretic hormone (ADH) is present. c. ECF increases when antidiuretic hormone (ADH) is present. d. Antidiuretic hormone (ADH) has no effect on ECF.arrow_forwardWhich of the following classes of drugs would NOT be expected to reduce blood pressure? a.)B-adrenoceptor agonists b.)ACE inhibitors c.)Angiotensin II antagonists d.)Aldosterone antagonistsarrow_forwardWhen arterial blood pressure drops below normal, which renal function occur as a result of sympathetic nervous system activation? a. Afferent arteriole vasodilation b. Decreased ADH secretion c. Decreased renin secretion d. Afferent arteriole vasoconstrictionarrow_forward
- which of the following is a response to the release of antidiuretic hormone? a. urine volume increases b. positive feedback occurs leading to the release of more ADH c. water reabsorption increases at the collecting duct d. blood osmolarity increasesarrow_forwardWhich of the following statements correctly describes the role of aldosterone? a. Aldosterone triggers sodium ion and so water reabsorption. b. Aldosterone triggers potassium ion secretion. c. Aldosterone triggers hydrogen ion secretion. d. Both a and b are correct. e. All of the above are correctarrow_forwardAn investigator is studying renal physiology in patients with type 1 diabetes mellitus. When a substance that inhibits glucose reabsorption is given, which of the following best describes the clearance of glucose?a. Decreases and approaches the clearance of p-aminohippurateb. Decreases and approaches the clearance of inulinC. Increases and approaches the clearance of p-aminohippurated. Increases and approaches the clearance of inuline. Increases and approaches the clearance of sodiumarrow_forward
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