What Is the Name of the Stage of Development Which

question 104

Multiple Choice

What is the name of the stage of development which occurs from approximately 2 weeks postconception to approximately 2 months?

• A) zygote
• B) embryo
• C) fetus
• D) infant

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Definitions:

Endocrine System

A collection of glands that secrete hormones directly into the bloodstream to regulate body processes like growth, metabolism, and mood.

Chemical Communication

The use of chemical substances to convey information among organisms, including pheromones and neurotransmitters.

Nervous System

The network of nerve cells and fibers that transmits nerve impulses between parts of the body, coordinating its actions and sensory information.

Sympathetic Nervous System

Part of the autonomic nervous system that prepares the body for fast action in situations perceived as stressful or dangerous, often known as the "fight or flight" response.