Multiple Choice Questions

Which of the following forms the filtration barrier? capillary endothelial cells only podocytes only basement membrane only both capillary endothelial cells and basement membrane capillary endothelial cells, basement membrane, and podocytes
  • capillary endothelial cells, basement membrane and podocytes
  • electrolyte balance of blood
  • the use of oxygen and generation of carbon dioxide by the mitochondria during energy metabolism
  • regulation of plasma temperature
The primary function of the kidneys involves regulating the ________ and the ________ of plasma and interstitial fluid. temperature : composition temperature : composition volume : temperature volume : composition composition : osmolarity
  • volume:composition
  • excessive vomiting
  • diabetes mellitus
  • atmospheric pressure.
Once produced, urine travels through the ________ until it reaches the bladder, from which it is released into the external environment through the ________. renal hilus : ureter collecting duct : urethra ureter : urethra collecting duct : ureter urethra : ureter
  • vocalization
  • ureter:urethra
  • volume:composition
  • reabsorption
What hormone is secreted by the kidneys to increase red blood cell synthesis? vitamin D renin erythropoietin ANP angiotensin
  • erythropoetin
  • ureter:urethra
  • nitrogen
  • Kreb's cycle
Which of the following processes does NOT form part of external respiration? pulmonary ventilation transport of gases Krebs cycle gas exchange
  • Kreb's cycle
  • electrolyte balance of blood
  • reabsorption
  • regulation of plasma temperature
Which statement BEST distinguishes metabolic acidosis from respiratory acidosis? Metabolic acidosis occurs due to changes in bicarbonate as opposed to PCOMetabolic acidosis is a disturbance in blood pH caused by exercise as opposed to hyper- or hypoventilation. Metabolic acidosis is a disturbance in blood pH caused by something other than an abnormal PCOMetabolic acidosis occurs due to changes in blood glucose as opposed to changes in Po2 and PCOMetabolic acidosis occurs due to changes in PO2 as opposed to PCO2.
  • Metabolic acidosis is a disturbance in blood pH caused by something other than abnormal PCO2.
  • The difference between intra-alveolar pressure and atmospheric pressure is the pressure gradient that drives ventilation.
  • the use of oxygen and generation of carbon dioxide by the mitochondria during energy metabolism
  • capillary endothelial cells, basement membrane and podocytes
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Multiple Choice Questions
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