If a Tissue Increases Its Metabolism Enough to Drop Its $P _ { o _ { 2 } }$

question 14

True/False

If a tissue increases its metabolism enough to drop its interstitial $P _ { o _ { 2 } }$ to half the resting venous value,the amount of O₂ available from oxyhemoglobin will be more than twice that for the resting tissue.

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Definitions:

Cholesterol

A waxy type of lipid that is essential for the formation of cell membranes, certain hormones, and is involved in other biological functions, but high levels may lead to heart disease.

Phospholipid

A type of lipid molecule that is a major component of cell membranes, made up of two fatty acids, a phosphate group, and a glycerol backbone.

Protein

Large, complex molecules made up of amino acids that perform a vast array of functions including structural, enzymatic, and regulatory roles in cells.

Hypotonic Solution

A solution that has a lower concentration of solutes relative to another solution, causing cells to swell as water moves inside them.