The Myelin Sheath Stops Forming at About Age 10

question 10

True/False

The myelin sheath stops forming at about age 10.

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Definitions:

Fetus

A developing mammal or human from the completion of its embryonic stage, specifically in humans from the ninth week after fertilization until birth.

Ovulation

The phase in the female menstrual cycle during which a mature egg is released from the ovary, making it available for fertilization.

Cleavage

The process of cell division in the very early embryo that leads to the formation of the blastula.

Blastocyst

A thin-walled, fluid-filled sphere containing an inner mass of cells from which the embryo will develop; is implanted into the uterine wall during the germinal period.