The ________ acts as a countercurrent exchanger.
A. juxtaglomerular apparatus
B. peritubular capillaries
C. macula densa
D. vasa recta
Answer: D
Anatomy & Physiology
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The tube that carries urine from the kidney to the bladder is the ________.
Fill in the blank(s) with the appropriate word(s).
Anatomy & Physiology
The number of protons always equals the ________ in a neutral atom
A) atomic mass number B) number of electrons C) number of neutrons D) atomic weight E) number of valence shells
Anatomy & Physiology
Which of the following does not bend (refract) the light rays in the eye?
A. cornea B. aqueous humor C. pupil D. lens E. vitreous humor
Anatomy & Physiology
What quantity is calculated as the inverse of speed?
A. velocity B. acceleration C. pace D. none of the above
Anatomy & Physiology