WCU PHYS 261 WEEK 7 DIGESTIVE AND URINARY TEST PAPER 2026 STUDY GUIDE REVIEW

WCU PHYS 261 WEEK 7 DIGESTIVE AND
URINARY TEST PAPER 2026 STUDY GUIDE
REVIEW

◉ Restoring lost fluid from the capillaries back to the circulatory
system is one of the major functions of the ________ system. Answer:
lymphatic


◉ An increase in plasma potassium levels is properly called Answer:
hyperkalemia


◉ Chief cells secrete Answer: pepsinogen


◉ The hormone vasopressin Answer: stimulates kidneys to retain
water


◉ The enzyme renin is responsible for the production of Answer:
Angiotensin I


◉ A glomerulus is Answer: a "ball" of capillaries within Bowman's
capsule

, ◉ Dehydration leads to ________ blood volume, ________ blood
pressure, and ________ osmolarity. Answer: decreased, decreased,
increased


◉ G cells of the stomach secrete Answer: gastrin


◉ Increased angiotensin II levels would result in increased Answer:
a. blood volume
b. retention of water
c. blood pressure
d. retention of sodium ions at the kidney


(All of the above)


◉ The Bowman's capsule and glomerulus make up the Answer:
renal corpuscle


◉ Which ion is NOT directly regulated by the kidney? Answer: OH-


◉ Short reflexes of the digestive system are integrated in the
__________ nervous system Answer: enteric