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27 Cards in this Set

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1) Which of the following is NOT a function of the kidneys?
B) Storage of urine
2) The largest amount of solute and water reabsorptionfrom filtered fluid occurs in the
B) proximal convoluted tubule
3) The adult kidney
B) has larger nephrons than an newborn's kidney.
4) Place the following in the order that a molecule of water wold ordinarily pass through them.
C) 4,6,8.2,5,7,1,3
5) The principal cells in the collecting duct
C) secrete variable amounts of potassium based on dietary intake.
6) Each of the following can ordinarily cross the filtration membrane EXCEPT:
C) platelets
7) Which pressure opposes glomerular filtration?
A) capsular hydrostatic pressure
B) blood colloidal osmotic pressure
D) A and B are correct
8) Net filtration pressure is determined by:
B) glomerular blood hydrostatic pressure - capsular pressure - colloid osmotic pressure
9) Mechanisms that control glomerular filtration include
A) renal autoregulation
B) neural control
C) hormonal control
D) renin-angiotensin-aldosterone system.
E) All of the above.
10) Which of the following combinations would be expected to increase GFR?
C) decreased angiotensin
II levels with increased ANP levels
11) The intercalated cells in the collecting duct
D) Both A and B are correct
12) The collecting ducts
B) are sensitive to antidiuretic hormone.
13) Which part of the nephron contains the Na-K-2Cl transporter?
C) ascending loop of Henle
14) As tubular fluid flows up the ascending loop of Henle,
C) its concentration decreases.
15) As tubular fluid flows down the descending loop of Henle,
B) its concentration increases
16) Which pressure promotes glomerular filtration?
C) glomerular blood hydrostatic pressure
17) The kidneys play a role in acid/base balance by
C) excreting hydrogen ions and reabsorbing bicarbonate ions.
18) ADH
D) increases water reabsorption in the collecting duct of the kidney.
19) Which hormones promote fluid loss under normal conditions?
B) atrial natriuretic peptide
20) Which of the following does NOT constitute a buffer system in the human body?
D) NA+/K+ ATPase
21) The normal pH range for arterial blood is
D) 7.35-7.45
22)Which one of these is NOT a major mechanism that regulates the pH of body fluid?
D) excretion of Na+
23) Physiological buffers
D) All of these are correct
24) Metabolic alkalosis is chatacterized by ______
incrteased HCO3-
25) Each of the following conditions is associated with respiratory acidosis EXCEPT:
B) hyperventilation
26) A "stressed out" anatomy and physiology student is ctamming for her exam when she starts vomiting and them
and takes a huge dose of antacids to 'calm' her stomach. She is most likely to develop
D) metabolic alkalosis
27) Diuretics _____ reabsorption of sodium and wated.
B) decrease.