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HESI LPN · HESI LPN Medical Surgical Nursing · HESI LPN Hematologic System Test

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Showing all 5 practice questions with expert explanatory rationales.

Question 1 of 5

A patient is scheduled for upcoming surgery. He is on nonsteroidal anti-inflammatory drugs (NSAIDs) for rheumatoid arthritis. You are being asked what to do with his medications for the surgery. What is the mechanism of action of NSAIDS?

A. Irreversible inhibition of cyclooxygenase 1
B. Irreversible inhibition of cyclooxygenase 2
C. Reversible inhibition of cyclooxygenase 1
D. Reversible inhibition of cyclooxygenase 2

Expert Explanatory Rationale

Correct Answer: Reversible inhibition of cyclooxygenase 1

Question 2 of 5

The typical Reed-Sternberg cells are either infrequent or absent. Instead, lymphocytic and histiocytic cells or 'popcorn cells' are seen within a background of inflammatory cells, which are predominantly benign lymphocytes. Which type of Hodgkin's lymphoma best suit the description?

A. Nodular sclerosis
B. Mixed cellularity
C. Lymphocyte depleted
D. Lymphocyte predominance

Expert Explanatory Rationale

Correct Answer: Lymphocyte predominance

Question 3 of 5

Mr XY was found to be anemic. During history taking, he informed his doctor that he was a strict vegetarian who did not consume any meat, fish or milk products.

A. Iron deficiency
B. Vitamin B12 deficiency
C. Defects in erythropoietin production
D. Calcium-deficiency

Expert Explanatory Rationale

Correct Answer: Vitamin B12 deficiency

Question 4 of 5

An infant is born with a firm mass over the chest with a central area of purpura and a 'halo' around it. An ultrasound reveals a high-flow lesion. What is the most likely diagnosis?

A. Fibrosarcoma
B. Infantile hemangioma
C. Congenital hemangioma
D. Capillary malformation

Expert Explanatory Rationale

Correct Answer: Congenital hemangioma

Question 5 of 5

A nurse is caring for a client who has hemophilia A and is about to begin taking desmopressin to prevent bleeding. The nurse should monitor the client for which of the following adverse reactions?

A. Weight loss
B. Edema
C. Polyuria
D. Bradycardia

Expert Explanatory Rationale

Correct Answer: Edema

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