A lobule of the kidney, containing collecting ducts from many nephrons, is called a:
a. Hilus
b. Minor calyx
c. Pyramid
d. Renal column
e. Renal pelvis
ANS: C
The medulla of the kidney is composed of 15 to 20 lobules called pyramids, each drained by a renal papilla.
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Any neurotransmitter that generates an IPSP is functionally classified as inhibitory
Indicate whether this statement is true or false.
Distinguish between these statements, explaining what is correct or incorrect about each, and what requires clarification. Relate your answers to the energy hill concept from the previous chapter.
A. Passive transport requires energy. B. Active transport requires energy. C. Vesicular transport requires energy.
Which of the following statements describes the significance of blood pressure changes as blood reaches the capillary beds?
A. Blood pressure drops as it reaches the capillary beds because high pressure would rupture them. B. Blood pressure increases as it reaches the capillary beds because capillaries need a higher blood pressure for filtration activities. C. Blood pressure does not change as blood flows from arteries into capillaries. D. Blood pressure drops as it reaches the capillary beds because capillaries depend on the lower pressure to prevent fluid exchange between the capillaries and interstitial space.