You Are Checking a Baby's Crib for Safety

question 30

Multiple Choice

You are checking a baby's crib for safety.Which is safe?

• A) The mattress fits loosely.
• B) Mattress hooks are not bent or broken.
• C) The crib is close to a heat register.
• D) The crib is near other furniture.

---

Definitions:

Ectoderm

The outermost of the three primary layers in an embryo, from which the skin, nervous system, and sense organs develop.

Germ Layer

One of the three primary layers of cells (ectoderm, mesoderm, and endoderm) in the very early embryo, from which all tissues and organs develop.

Digestive Tube

The tubular passage functioning in the digestion and absorption of food and the elimination of food residues, stretching from the mouth to the anus.

Ectoderm

The outermost layer of cells or tissue of an embryo in early development, giving rise to the outer layer of skin, brain, and nervous system.