BIOL 203 MIDTERM 1&2 MULTIPLE CHOICE EXAM QUESTIONS AND ANSWERS CONCORDIA UNIVERSITY.

BIOL 203 MIDTERM 1&2 MULTIPLE CHOICE EXAM QUESTIONS AND ANSWERS CONCORDIA UNIVERSITY.

Which of the following compounds is a hormone that helps the body
maintain fluid balance?
a) Aldosterone
b) Insulin
c) Glucagon
d) Pepsin
Verified Answer -a) Aldosterone
Maris has a metabolic condition that upsets her body's hydration status.
Her body has difficulty removing excess sodium ions from intracellular
fluid. As a result of this condition,
a) Extracellular fluid moves into her cells, causing them to swell
b) Her cells die from a lack of intracellular fluid
c) She develops ketosis
d) Excess calcium and magnesium ions enter her bloodstream by
osmosis
Verified Answer -a) Extracellular fluid moves into her cells, causing them
to swell
Pathogens
a) Protect cells from free radical destruction
b) Are disease-causing agents
c) Cause oxidation of nutrients
d) Damage DNA
Verified Answer -b) Are disease-causing agent