Between 5 and 24 Months of Life, the Infant's Chest

question 18

Multiple Choice

Between 5 and 24 months of life, the infant's chest circumference is normally:

• A) about equal to the head circumference.
• B) greater than head circumference by 2 inches.
• C) smaller than head circumference by about 4 inches.
• D) at least 2 inches smaller than head circumference.

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Definitions:

Embryo/Fetus

The stage of development in vertebrates from fertilization until birth, beginning as an embryo and later developing into a fetus.

Hominoids

A group of primates that includes great apes and humans, characterized by their larger brain sizes, lack of tail, and more complex behaviors compared to other primates.

Opposable Thumbs

A thumb that can be moved freely and oppositely to the other fingers, allowing grasping objects.

Stereoscopic Vision

The ability to perceive depth and three-dimensional structure from visual information derived from two eyes positioned slightly apart.