How Many Bones Make Up the Adult Skeleton

question 5

Multiple Choice

How many bones make up the adult skeleton?

• A) 210
• B) 202
• C) 206
• D) 204

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Definitions:

Period Of The Fetus

Lasting from the ninth week of gestation until birth, the time of rapid growth and further differentiation when the reproductive system forms, gains in body weight occur, and the brain and nervous system continue to develop.

Chromosomes

Structures made of DNA and proteins that contain the genetic information of an organism.

Teratogens

Agents that can cause developmental abnormalities or birth defects in a developing fetus when exposed to the mother.

Zygotes

The initial cell formed when a new organism is conceived, produced by the union of sperm and egg cells.