What is a vertical section through the body, dividing it into anterior and posterior regions called?
A) frontal
B) median
C) sagittal
D) transverse
A) frontal
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Aldosterone stimulates Na+ absorption and K+ excretion in the kidney. This happens because
A) The cell transcribes and translates more ion transporters to be inserted in the membrane. B) Preformed ion transporters are translocated to the membrane. C) Phosphorylation of existing ion transporters increases their permeability. D) All of the above are possible.
Which tissue type is found in the serous membranes on the surface of the stomach and small intestine?
A. Simple columnar epithelium B. Simple cuboidal epithelium C. Stratified squamous epithelium D. Simple squamous epithelium E. Transitional epithelium
Increases in weight of the conceptus are largest during the ________ two months of pregnancy.
A. middle B. last C. first
A substance used to calculate plasma clearance must
A. be secreted into the nephron. B. be readily reabsorbed. C. be either a protein or a polysaccharide. D. pass freely through the filtration membrane of the renal corpuscle. E. be produced in the kidney.