The Signaling Cascades That Determine Left-Right Asymmetry of Internal Organs

question 87

Multiple Choice

The signaling cascades that determine left-right asymmetry of internal organs in humans are caused by extracellular fluid flowing over

• A) the epiblast.
• B) the blastocyst.
• C) the inner cell mass.
• D) a node of ciliated cells.
• E) the hypoblast.

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Definitions:

Dopaminergic Hypothesis

A theory suggesting that the imbalance of dopamine levels in the brain is a significant factor in the development of certain psychiatric disorders, especially schizophrenia.

Freudian Cathartic Hypothesis

A theory suggesting that releasing and confronting pent-up emotions through talking about one’s problems can lead to psychological healing.

Psychoactive Drugs

Substances that, when taken into the body, alter brain function, resulting in temporary changes in perception, mood, consciousness, and behavior.

Central Nervous System

The part of the nervous system that consists of the brain and spinal cord, serving as the main control center for processing and sending out information throughout the body.