What Was the Columbian Exchange

question 46

Essay

What was the Columbian Exchange?

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Definitions:

Medulla Oblongata

An extension of the spinal cord into the skull, it orchestrates critical autonomic functions, including respiration and circulation.

Superior Sagittal Sinus

A large venous channel located at the top of the head running along the sagittal suture, draining blood from the brain.

Venous Blood

Blood that is returning to the heart after circulating through the body, characterized by a lower oxygen content and a darker color than arterial blood.

Cerebrospinal Fluid

A clear, colorless body fluid found within the brain and spinal cord, acting as a cushion and providing basic mechanical and immunological protection to the brain.