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5 Written questions

5 Matching questions

  1. Liver
  2. Proximal convoluted tubules
  3. Tubular fluid
  4. False
  5. Hydrogen ions
  1. a In 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
  2. b Renin hydrolyzes angiotensinogen released from the _______ to form angiotensin I
    a. Lungs
    b. Kidneys
    c. Liver
    d. Heart
    e. Spleen
  3. c Glomerular capillaries suffer little damage from hypertension because of the protective influence of the afferent arterioles
    a. True
    b. False
  4. d Because of the great deal of active transport that occurs here, the _______ of all the nephrons collectively account for about 6% of one's daily resting ATP and caloric consumption
    a. Proximal convoluted tubules
    b. Distal convolutes tubules
    c. Loops of Henle
    d. Collecting ducts
    e. Glomeruli
  5. e PCTs are responsible for absorbing all of the following except
    a. Potassium
    b. Sodium chloride
    c. Hydrogen ions
    d. Urea
    e. Water

5 Multiple choice questions

  1. A hospital patient produces 4 mL. min of urine with a urea concentration of 8mg/mL. Venous blood draw reveals urea concentration of .4 mg/mL. What is the percentage of cleared urea from glomerular filrate?
    a. 40%
    b. 56%
    c. 64%
    d. 72%
    e. 80%
  2. Diseases that affect the descending corticospinal tracts may limit inhibition f the sacral somatic motor neurons and thus could result in urinary incontinence
    a. True
    b. False
  3. 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
  4. Which of the following is not found in the ureter?
    a. Adventitia
    b. Two layers of smooth muscle
    c. Three layers of smoother muscle
    d. Transitional epithelium
    e. Skeletal muscle
  5. Glucose and amino acids are reabsorbed from the glomerular filtrate by
    a. The renal corpuscle
    b. The proximal convoluted tubule
    c. The distal convolutes tubule
    d. The glomerular capillaries
    e. The collecting duct

5 True/False questions

  1. Appearance of that solute in the urineTotal 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

          

  2. FalseThe ureters pass anterior to the bladder and enter it from below
    a. True
    b. False

          

  3. FalseThe countercurrent multiplier mechanism for water conservation was discovered by limiting studies to humans and thus hypothesizing how form determines function
    a. True
    b. False

          

  4. The minor calyxThe innermost connective tissue layer protecting the kidney and assisting in staving off infection is known as
    a. The perirenal fat capsule
    b. The renal fascia
    c. The hilum
    d. The fibrous capsule
    e. The renal medulla

          

  5. The countercurrent multiplier systemLoop diuretics reduce body water context by acting on:
    a. The feedback loop between the kidney and posterior pituitary gland
    b. The countercurrent multiplier system
    c. The countercurrent exchanger system
    d. Aquaporins of the collecting duct
    e. The thirst mechanism and water intake

          

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