The Partial Pressure Gradient for Oxygen (In the Body)is Much

question 28

Essay

The partial pressure gradient for oxygen (in the body)is much steeper than that for carbon dioxide.Explain how equal amounts of these two gases can be exchanged (in a given time interval)in the lungs and at the tissues.

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Definitions:

Fine Motor Development

The ability to control small movements of the fingers, such as reaching and grasping.

Gross Motor Development

The ability to control large movements of the body, such as walking and jumping.

Cephalocaudal Pattern

A principle of physical growth that describes how development progresses from the head (cephalo) down to the tail (caudal) or feet.

Proximodistal Pattern

A pattern of growth and development in human beings where growth starts at the central part of the body and moves towards the outer parts, such as limbs.