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5 Written questions

5 Matching questions

  1. Collecting duct
  2. Preventing sodium loss in the urine
  3. Secretion of parathyroid hormone
  4. It is secreted by the renal tubules
  5. Norepinephrine
  1. a Creatinine has a renal clearance of 140 mL/min due to the fact that:
    a. it is absorbed by the loop of Henle.
    b. it is secreted by the glomerulus.
    c. it is absorbed by the renal tubules.
    d. it is secreted by the renal tubules.
    e. it is produced in the pulmonary tissue.
  2. b Hypocalcemia stimulates
    a. A decrease in aldosterone production
    b. Secretion of parathyroid hormone
    c. Secretion of rennin
    d. An increase in blood urea nitrogen
    e. Vasoconstriction of the afferent arterioles
  3. c Which of these induces rennin secretion, constricts afferent arterioles, and reduces GFR and urine volume?
    a. Aldosterone
    b. Antidiuretic hormone
    c. Parathyroid hormone
    d. Norepinephrine
    e. Angiotensin II
  4. d Which of the following is not an organ of the urinary system?
    a. Urethra
    b. Collecting duct
    c. Ureter
    d. Urinary bladder
    e. Kidney
  5. e Atrial natriuretic peptide reduces blood volume and pressure by all of the following means except
    a. Increasing glomerular filtration rate
    b. Inhibiting rennin and aldosterone secretion
    c. Inhibiting the action of ADH on the kidney
    d. Inhibiting NaCl reabsorption by the collecting duct
    e. Preventing sodium loss in the urine

5 Multiple choice questions

  1. Glomerular filtration occurs because glomerular oncotic pressure overrides glomerular blood pressure
    a. True
    b. False
  2. Total saturation of protein transporters for a given solute in the renal tubules would result in
    a. Reabsorption of all the solute
    b. A renal clearance of zero
    c. A net filtration pressure of 1.0
    d. Appearance of that solute in the urine
    e. Absence of that solute from the urine
  3. Which muscle is located in the bladder?
    a. Detrusor
    b. Distractor
    c. Pubococcygeus
    d. corpus spongiosum
    e. corpus cavernosum
  4. In response to a drop in overall blood pressure, _________ stimulates constriction of the glomerular inlet and even greater constriction of the outlet.
    a. Azotemia
    b. Sodium chloride
    c. Parathyroid hormone
    d. Aldosterone
    e. Angiotensin II
  5. A renal calculus can be up to 2 cm wide, but even then, it would not obstruct:
    a. the major calyx
    b. the ureter
    c. the urethra
    d. the urinary bladder
    e. the renal pelvis

5 True/False questions

  1. Sodium; the oppositeThe countercurrent multiplier recaptures ________ and is based on fluid flowing in _________ direction in two adjacent tubules
    a. Potassium; the same
    b. Calcium; the opposite
    c. Calcium; the same
    d. Sodium; the opposite
    e. Sodium; the same


  2. Tubular fluidIn the nephron, the fluid that immediately precedes urine is known as
    a. Plasma
    b. Glomerular filtrate
    c. Tubular fluid
    d. Renal filtrate
    e. Medullary filtrate


  3. renal calculiLithotripsy is a medical procedure used to treat
    a. acute glomerulonephritis.
    b. nephrotic syndrome.
    c. renal calculi.
    d. hydronephrosis.
    e. prostatic hypertrophy.


  4. hematuria7. A patient enters a hospital after a motorcycle accident. He complains of midback pain. X rays reveal both rib and pelvic fractures. His emergency room examination includes urinalysis. Which of the following findings from the urinalysis would most likely suggest trauma to the kidneys from the accident, but not to the urinary bladder?
    a. Pyuria
    b. Hematuria
    c. Albuminuria
    d. Uremia
    e. Phenylketonuria


  5. TrueThis byproduct of protein catabolism constitutes approximately one-half of all nitrogenous wastes
    a. Urea
    b. Creatinine
    c. Uric acid
    d. Azotemia
    e. Ammonia


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