After birth of a male neonate at 38 weeks' gestation, the nurse dries the neonate and places him under the radiant warmer. The nurse performs this action based on the understanding that one neonatal...

After birth of a male neonate at 38 weeks' gestation, the nurse dries the neonate and places him under the radiant warmer. The nurse performs this action based on the understanding that one neonatal response to cold stress involves which of the following?

1. Metabolism of brown adipose tissue.

2. Decreased utilization of glycogen stores.

3. Decreased utilization of calorie stores.

4. Increased shivering to keep warm.