A Newborn's Spine Forms a Continuous Convex Curve Called A

question 134

Multiple Choice

A newborn's spine forms a continuous convex curve called a:

• A)secondary curvature.
• B)cervical curvature.
• C)primary curvature.
• D)lumbar curvature.

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Definitions:

Testis

A male reproductive organ responsible for the production of sperm and testosterone.

Umbilical Cord

The flexible cord-like structure connecting a fetus to the placenta, delivering nutrients and oxygen while removing waste.

Chorion

The outermost membrane surrounding an embryo in mammals, birds, and reptiles, contributing to the formation of the placenta in placental mammals.

Amnion

A thin membrane forming a closed sac around the embryo in birds, reptiles, and mammals.