NUR 231 Quiz 1 – Study Guide, Notes & Practice Questions (2026
Updated)
A patient who has diarrhea receives a hypertonic saline solution intravenously to replace the
sodium and chloride lost in the stool. What effect will this fluid replacement have on cells?
a. Cells will shrink.
b. Cells will become hydrated.
c. Cells will divide.
d. Cells will swell or burst. - ANS ✔✔a.
Apoptosis is a condition in which cells program themselves to:
a. atrophy.
b. age.
c. regenerate.
d. die. - ANS ✔✔d.
Patients immobilised by multiple bone fractures often exhibit:
a. skeletal muscle hypertrophy.
b. skeletal muscle atrophy.
c. disuse hyperplasia.
d. disuse hypertrophy. - ANS ✔✔b.
Electrolytes are:
a. electrically charged molecules.
b. large protein molecules.
c. small lipid-soluble molecules.
, d. micronutrients used to produce ATP. - ANS ✔✔a.
An example of an opioid receptor antagonist is:
a. Methadone
b. Naloxone
c. Buprenorphine
d. Bodeine - ANS ✔✔b.
Drugs that stimulate a receptor are called:
a. neurotransmitters.
b. antagonists.
c. amphipathic.
d. agonists. - ANS ✔✔d.
In DNA, nucleotide Cytosine always undergoes complementary base pairing with:
a. Thymine
b. Guanine
c. Uracil
d. Adenine - ANS ✔✔b.
Which division of the nervous system controls heart rate?
a. autonomic
b. sensory
c. afferent
d. somatic - ANS ✔✔a.
Updated)
A patient who has diarrhea receives a hypertonic saline solution intravenously to replace the
sodium and chloride lost in the stool. What effect will this fluid replacement have on cells?
a. Cells will shrink.
b. Cells will become hydrated.
c. Cells will divide.
d. Cells will swell or burst. - ANS ✔✔a.
Apoptosis is a condition in which cells program themselves to:
a. atrophy.
b. age.
c. regenerate.
d. die. - ANS ✔✔d.
Patients immobilised by multiple bone fractures often exhibit:
a. skeletal muscle hypertrophy.
b. skeletal muscle atrophy.
c. disuse hyperplasia.
d. disuse hypertrophy. - ANS ✔✔b.
Electrolytes are:
a. electrically charged molecules.
b. large protein molecules.
c. small lipid-soluble molecules.
, d. micronutrients used to produce ATP. - ANS ✔✔a.
An example of an opioid receptor antagonist is:
a. Methadone
b. Naloxone
c. Buprenorphine
d. Bodeine - ANS ✔✔b.
Drugs that stimulate a receptor are called:
a. neurotransmitters.
b. antagonists.
c. amphipathic.
d. agonists. - ANS ✔✔d.
In DNA, nucleotide Cytosine always undergoes complementary base pairing with:
a. Thymine
b. Guanine
c. Uracil
d. Adenine - ANS ✔✔b.
Which division of the nervous system controls heart rate?
a. autonomic
b. sensory
c. afferent
d. somatic - ANS ✔✔a.
