Chapter 37

A freshwater fish gains most water by ______. a. drinking b. eating food c. osmosis d. transport across the gills

Fluid filtered into Bowman's capsule flows directly into the ______. a. renal artery b. proximal tubule c. distal tubule d. loop of Henle

Water and small solutes enter nephrons during ______. a. filtration b. tubular reabsorption c. tubular secretion d. both a and c

Kidneys send water and small solutes back to blood by way of _______. a. filtration b. tubular reabsorption c. tubular secretion d. both a and b

ADH binds to receptors on distal tubules and collecting ducts making them _______ permeable to ______. a. more; water b. less; water c. more; sodium d. less; sodium

Match each structure with a function. ______ureter ______Bowman's capsuleurethra ______urethra ______distal tubule ______pituitary gland a. start of nephron b. delivers urine to body surface c. carries urine from kidney to bladder d. secretes ADH e. target of aldosterone

The main control center for maintaining the temperature of the mammalian body is in the ______. a. anterior pituitary b. posterior pituitary c. adrenal cortex d. hypothalamus

Rising mammalian core temperature causes _____. a. peripheral vasodilation b. shivering c. a pilomotor response d. both a and

Match each term with the most suitable description. _______endotherm _______ectotherm _______convection _______conduction _______thermal radiation a. environment dictates core temperature b. metabolism dictates core temperature c. heat transfer between objects that are in direct contact d.water, air current transfers heat e. emission of radiant energy