Which of the Following Is Involved in Autoregulation of the GFR

question 151

Multiple Choice

Which of the following is involved in autoregulation of the GFR?

• A)A myogenic mechanism in which the afferent arteriole automatically constricts when it is stretched
• B)A tubuloglomerular feedback mechanism in which vasoactive chemicals released from the juxtaglomerular apparatus bring about afferent arteriolar vasoconstriction
• C)Sympathetically induced vasoconstriction of the afferent arterioles
• D)Both a and b
• E)None of the above

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Definitions:

Vomeronasal Organ

An auxiliary olfactory sense organ that is found in many animals and is believed to be involved in detecting pheromones.

Pheromones

Chemical substances produced and released into the environment by animals, affecting the behavior or physiology of others of its species.

Prey Killing

The act exhibited by certain animals of hunting and killing other animals for food.

Receptor Neurons

Specialized nerve cells that respond to chemical and physical stimuli in the environment, sending signals to the brain.