A 5-month-old infant is admitted with vomiting and eczema over ...

[sheilaspns]

A 5-month-old infant is admitted with vomiting and eczema over the lower extremities. The mother states that the infant is not developing as fast as her other children.
 
  When a diagnosis of phenylketonuria (PKU) is made, the nurse should recognize which of the following as the basic underlying defect involved? a. absence of the enzyme hexosaminidase component A
  b. absence of surfactant
  c. chromosomal abnormality involving pairs 21 to 23
  d. deficiency of a liver enzyme that metabolizes phenylalanine

Question 2

For a client who had a craniotomy, postoperative nursing care would give priority to which of these actions?
 
  a. assessing respiratory function on a regular schedule
  b. checking pupillary reactions
  c. observing for changes in vital signs
  d. using the Trendelenburg position immediately if shock develops

[tofugiraffe]

Answer to Question 1

D
A diagnosis of phenylketonuria (PKU) is an inborn error of metabolism in which the infant has a deficiency of the enzyme required to digest the amino acid phenylalanine.

Answer to Question 2

B
The nurse should monitor the pupillary reactions in a client who had a craniotomy. This assessment can reveal neurological changes that may occur.

[sheilaspns]

TYSM

[Zebsrer]

Excellent