ATI PN Pharmacology Proctored Exam Review Q&A WITH
RATIONALE GRADED A
1
2. 2.) Oral iron supplements are prescribed for a 6-year-old child with iron
deficiency anemia.The nurse instructs the mother to administer the iron
with which best food item?
1. Milk
2.Water
3. Apple juice
4. Orange juice: 4.
Orange juice Rationale:
Vitamin C increases the absorption of iron by the body. The mother should be instructed
to administer the medication with a citrus fruit or a juice that is high in vitamin C. Milk
may affect absorption of the iron. Water will not assist in absorption. Orange juice
contains a greater amount of vitamin C than apple juice.
3. 3.) Salicylic acid is prescribed for a client with a diagnosis of psoriasis.
The nurse monitors the client, knowing that which of the following would
indicate the presence of systemic toxicity from this medication?
1.Tinnitus
2. Diarrhea
3. Constipation
4. Decreased respirations:
1. Tinnitus Rationale:
Salicylic acid is absorbed readily through the skin, and systemic toxicity (salicylism) can
result. Symptoms include tinnitus, dizziness, hyperpnea, and psychological disturbances.
Constipation and diarrhea are not associated with salicylism.
. 1) A nurse is caring for a client with hyperparathyroidism and notes that
the client's serum calcium level is 13 mg/dL. Which medication should the
nurse prepare to administer as prescribed to the client?
1. Calcium chloride
2. Calcium gluconate
3. Calcitonin (Miacalcin) 4. Large doses of vitamin D: 3.
Calcitonin (Miacalcin) Rationale:
The normal serum calcium level is 8.6 to 10.0 mg/dL. This client is experiencing
hypercalcemia. Calcium gluconate and calcium chloride are medications used for the
treatment of tetany, which occurs as a result of acute hypocalcemia. In hypercalcemia,
large doses of vitamin D need to be avoided. Calcitonin, a thyroid hormone, decreases
the plasma calcium level by inhibiting bone resorption and lowering the serum calcium
concentration.
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4. 4.) The camp nurse asks the children preparing to swim in the lake if they
have applied sunscreen. The nurse reminds the children that chemical
sunscreens are most effective when applied: 1. Immediately before
swimming
2. 15 minutes before exposure to the sun
3. Immediately before exposure to the sun
4.At least 30 minutes before exposure to the sun: 4. At least 30 minutes before
exposure to the sun Rationale:
Sunscreens are most effective when applied at least 30 minutes before exposure to the
sun so that they can penetrate the skin. All sunscreens should be reapplied after
swimming or sweating.
5. 5.) Mafenide acetate (Sulfamylon) is prescribed for the client with a burn
in- jury. When applying the medication, the client complains of local
discomfort and burning. Which of the following is the most appropriate
nursing action?
1. Notifying the registered nurse
2. Discontinuing the medication
3. Informing the client that this is normal
4. Applying a thinner film than prescribed to the burn site: 3. Informing the
client that this is normal Rationale:
Mafenide acetate is bacteriostatic for gram-negative and gram-positive organisms and is
used to treat burns to reduce bacteria present in avascular tissues. The client should be
informed that the medication will cause local discomfort and burning and that this is a
normal reaction; therefore options 1, 2, and 4 are incorrect
6. 6.) The burn client is receiving treatments of topical mafenide acetate
(Sulfamylon) to the site of injury. The nurse monitors the client, knowing
that which of the following indicates that a systemic effect has occurred?
1.Hyperventilation
2.Elevated blood pressure
3.Local pain at the burn site
4.Local rash at the burn site:
1.Hyperventilation Rationale:
Mafenide acetate is a carbonic anhydrase inhibitor and can suppress renal excretion of
acid, thereby causing acidosis. Clients receiving this treatment should be monitored for
signs of an acid-base imbalance (hyperventilation). If this occurs, the
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7. 7.) Isotretinoin is prescribed for a client with severe acne. Before the
administration of this medication, the nurse anticipates that which
laboratory test will be prescribed? 1. Platelet count
2.Triglyceride level
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