When the Blastocyst Burrows Deep into the Uterine Lining,__________

question 70

Multiple Choice

When the blastocyst burrows deep into the uterine lining,__________.

• A) implantation occurs
• B) pregnancy does not occur
• C) it stops growing
• D) the cells of the zygote first duplicate

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Definitions:

Sympathetic Activity

The part of the autonomic nervous system that prepares the body for stress or emergency situations, often referred to as the "fight or flight" response.

Stress

A physical, mental, or emotional factor causing bodily or mental tension, which can stem from any event or thought that makes you feel frustrated, angry, or nervous.

Immune System

A complex network of cells, tissues, and organs that work together to defend the body against infections and disease.

Steroids

A type of organic compound that plays many roles in the human body, including as hormones and vitamins.