The countercurrent mechanism functions primarily in the
A. distal convoluted tubule
B. proximal convoluted tubule.
C. renal corpuscle.
D. nephron loop.
Answer: D
You might also like to view...
Which of the following makes up the largest single component of the human body?
a) Skin b) Water c) Blood d) Organs e) Electrolytes
What is the function of the inferior colliculi?
A. Visual tracking of moving objects B. Auditory reflexes, such as a startle response to a loud noise C. Control of pain awareness D. Improvement of motor function by suppression of unwanted contractions E. Regulation of rate and force of the heartbeat
Phase I clinical trials do NOT involve ________.
A. testing how rapidly the drug is removed from the body B. testing the most effective administration of the drug C. testing on the target human population D. testing how the drug is metabolized
The sympathetic and parasympathetic systems have ________ effects on heart rate.
A. synergistic B. negligible C. antagonistic D. cooperative