Aldosterone stimulates ion pumps along the distal convoluted tubule (DCT), the collecting tubule, and the collecting duct, causing __________.
countercurrent multiplication
a decrease in the concentration of the filtrate
a reduction in the number of sodium ions lost in the urine
an increase in the number of sodium ions lost in the urine
a reduction in the number of sodium ions lost in the urine
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The prominent indentation on the medial surface of the kidney is the
A) calyx. B) pelvis. C) ureter. D) hilum. E) pyramid.
The maintenance of a blood pH of about 7.4 and correct fluid levels are part of the ________ function of blood.
Fill in the blank(s) with the appropriate word(s).
The category of reactions in which larger molecules are broken down into smaller ones is known as
A. anabolism.?B. catabolism.?C. synthesis.?D. homeostasis.?E. enzymatic.
The __________ nervous system consists of the brain and spinal cord.
Fill in the blank(s) with the appropriate word(s).