HESI PHARMACOLOGY - LATEST
2021 COMPLETE QUESTIONS &
ANSWERS.
1 . A healthcare provider prescribes cephalexin monohydrate (Keflex) for a client with a
postoperative infection. It is most important for the nurse to assess for what additional drug allergy
before administering this prescription?
A) Penicillins.
B) Aminoglycosides.
C) Erythromycins.
D) Sulfonamides.
A) Penicillins.
Cross-allergies exist between penicillins (A) and cephalosporins, such as cephalexin monohydrate
(Keflex), so checking for penicillin allergy is a wise precaution before administering this drug.
2. Which nursing intervention is most important when caring for a client receiving the
antimetabolite cytosine arabinoside (Arc-C) for chemotherapy?
A) Hydrate the client with IV fluids before and after infusion.
B) Assess the client for numbness and tingling of extremities.
C) Inspect the client's oral mucosa for ulcerations.
D) Monitor the client's urine pH for increased acidity.
C) Inspect the client's oral mucosa for ulcerations.
Cytosine arabinoside (Arc-C) affects the rapidly growing cells of the body, therefore stomatitis and
mucosal ulcerations are key signs of antimetabolite toxicity (C). (A, B, and D) are not typical
interventions associated with the administration of antimetabolites.
3. When assessing an adolescent who recently overdosed on acetaminophen (Tylenol), it is
most important for the nurse to assess for pain in which area of the body?
A) Flank.
B) Abdomen.
C) Chest.
D) Head.
B) Abdomen.
Acetaminophen toxicity can result in liver damage; therefore, it is especially important for the nurse
2021 COMPLETE QUESTIONS &
ANSWERS.
1 . A healthcare provider prescribes cephalexin monohydrate (Keflex) for a client with a
postoperative infection. It is most important for the nurse to assess for what additional drug allergy
before administering this prescription?
A) Penicillins.
B) Aminoglycosides.
C) Erythromycins.
D) Sulfonamides.
A) Penicillins.
Cross-allergies exist between penicillins (A) and cephalosporins, such as cephalexin monohydrate
(Keflex), so checking for penicillin allergy is a wise precaution before administering this drug.
2. Which nursing intervention is most important when caring for a client receiving the
antimetabolite cytosine arabinoside (Arc-C) for chemotherapy?
A) Hydrate the client with IV fluids before and after infusion.
B) Assess the client for numbness and tingling of extremities.
C) Inspect the client's oral mucosa for ulcerations.
D) Monitor the client's urine pH for increased acidity.
C) Inspect the client's oral mucosa for ulcerations.
Cytosine arabinoside (Arc-C) affects the rapidly growing cells of the body, therefore stomatitis and
mucosal ulcerations are key signs of antimetabolite toxicity (C). (A, B, and D) are not typical
interventions associated with the administration of antimetabolites.
3. When assessing an adolescent who recently overdosed on acetaminophen (Tylenol), it is
most important for the nurse to assess for pain in which area of the body?
A) Flank.
B) Abdomen.
C) Chest.
D) Head.
B) Abdomen.
Acetaminophen toxicity can result in liver damage; therefore, it is especially important for the nurse
