ATI RN
Pediatric Nursing Test Bank Questions
Question 1 of 5
What test should NOT be included in evaluating a symptomatic toddler for autistic spectrum disorders?
Correct Answer: D
Rationale: Woods lamp is primarily used for detecting skin conditions and fungal infections, not relevant for diagnosing ASD. Other tests like hearing assessments and brain imaging help rule out alternative causes.
Question 2 of 5
A low reticulocyte count is associated with one of the following disorders:
Correct Answer: B
Rationale: Aplastic anemia results in low reticulocyte counts due to the bone marrow's inability to produce red blood cells.
Question 3 of 5
The eye is a common target of allergic disorders because of its marked vascularity and direct contact with allergens in the environment. Of the following, the MOST immunologically active tissue of the external eye is
Correct Answer: A
Rationale: The conjunctiva has the highest immune activity in the external eye due to its rich supply of immune cells, including mast cells and lymphocytes, which mediate allergic responses.
Question 4 of 5
By what age does the posterior fontanel usually close?
Correct Answer: A
Rationale: The correct answer is A because the bones surrounding the posterior fontanel typically fuse and close by age 6 to 8 weeks. This closure is a normal part of infant development.
Question 5 of 5
Regarding a large patent ductus arteriosus (PDA), one of the following statements IS TRUE
Correct Answer: B
Rationale: A PDA murmur is continuous and may resemble a venous hum in timing and duration, though PDA murmur is best heard at the left infraclavicular area and is louder in systole.