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ATI RN · Obstetrics and Pediatrics · Musculoskeletal Pediatrics

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Showing all 5 practice questions with expert explanatory rationales.

Question 1 of 5

Which is a common clinical manifestation of myasthenia gravis?

A. Cardiomyopathy

B. Intellectual impairment

C. Weakness of respiratory muscles

D. Scoliosis

Expert Explanatory Rationale

Correct Answer: Weakness of respiratory muscles

Question 2 of 5

Maintenance fluids are composed of a solution of water, glucose, sodium, potassium, and chloride. How much of the normal caloric needs of the patient is provided by glucose in maintenance fluids?

A. 5%

B. 10%

C. 15%

D. 20%

Expert Explanatory Rationale

Correct Answer: 20%

Question 3 of 5

The least significant finding in Miller-Fisher syndrome (MFS) is

A. ataxia

B. areflexia

C. lower limbs weakness

D. internal ophthalmoplegia

Expert Explanatory Rationale

Correct Answer: lower limbs weakness

Question 4 of 5

The MOST common location of spondylolisthesis is

A. L2 on L3

B. L3 on L4

C. L4 on L5

D. L5 on S1

Expert Explanatory Rationale

Correct Answer: L5 on S1

Question 5 of 5

The MOST common cause of hypokalemia in children is

A. alkalemia

B. distal renal tubular acidosis

C. gastroenteritis

D. diabetic ketoacidosis

Expert Explanatory Rationale

Correct Answer: gastroenteritis

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