In a Cross-Section of the Spinal Cord, the ____________________ Matter

question 18

Short Answer

In a cross-section of the spinal cord, the ____________________ matter is interior and is surrounded by the ____________________ matter.

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Definitions:

Left Atrium

One of the four chambers of the heart, receiving oxygenated blood from the lungs and pumping it into the left ventricle.

Bicarbonate Ion

A negatively charged ion (HCO3-) that is a significant component of the blood buffer system, regulating pH balance.

Fetal Hemoglobin

A type of hemoglobin that is present in fetuses and newborn babies, offering higher oxygen affinity than adult hemoglobin.

Maternal Hemoglobin

The oxygen-carrying protein found in the red blood cells of a pregnant woman, crucial for both maternal and fetal health.