While Newborns Tend to Sleep 16 to 17 Hours a Day

question 309

Multiple Choice

While newborns tend to sleep 16 to 17 hours a day, parents may experience frustration and fatigue because:

• A) babies spend very little time in REM sleep.
• B) most deep sleep periods are only about 20 minutes long.
• C) they must monitor the child every two to three hours to prevent SIDS.
• D) night terrors are common among infants, who require immediate soothing.

---

Definitions:

Prosimians

A group of primates that includes lemurs, lorises, and tarsiers, often characterized by their nocturnal habits and reliance on smell.

Allogrooming

The practice among animals of grooming each other, which serves social bonding and hygiene purposes.

Concealed Ovulation

A phenomenon in some species where there are no obvious visible signs to males when the female is fertile.

Primates

An order of mammals that includes humans, apes, monkeys, and prosimians, characterized by large brains, forward-facing eyes, and dexterous hands.