One reason the brain is vulnerable to nutritional deficiencies ...

[charchew]

One reason the brain is vulnerable to nutritional deficiencies and trauma in early infancy is the:
 
  1. incompletely developed neuromuscular system.
  2. primitive reflex system.
  3. presence of various sleep-wake states.
  4. cerebellum growth spurt.

Question 2

The nurse should know that once HIV enters the body, seroconversion to HIV positive usually occurs within:
 
  1. 6 to 10 days.
  2. 2 to 4 weeks.
  3. 6 to 12 weeks.
  4. 6 months.

[pami445]

Answer to Question 1

4
1. Incorrect. The neuromuscular system is almost completely developed at birth. The vul-nerability of the brain is likely due to the cerebellum growth spurt.
2. Incorrect. The reflex system is not relevant. The vulnerability of the brain is likely due to the cerebellum growth spurt.
3. Incorrect. The various sleep-wake states are not relevant. The vulnerability of the brain is likely due to the cerebellum growth spurt.
4. Correct. The vulnerability of the brain is likely due to the cerebellum growth spurt.

Answer to Question 2

3
1, 2, 4. Incorrect. Seroconversion to HIV positivity usually occurs within 6 to 12 weeks after the virus has entered the body.
3. Correct. Seroconversion to HIV positivity usually occurs within 6 to 12 weeks after the virus has entered the body.

[charchew]

Gracias!

[peter]

Excellent