The Tissue That Lines Many Internal and External Body Surfaces

question 83

Multiple Choice

The tissue that lines many internal and external body surfaces is known as ________ tissue.

• A) fibrous
• B) connective
• C) parietal
• D) epithelial

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Definitions:

Facilitated Diffusion

A process of passive transport, mediated by carrier proteins, allowing molecules to cross cell membranes along a concentration gradient.

Sodium-Potassium Exchange

A cellular process involving the active transport of sodium and potassium ions across the cell membrane, crucial for maintaining cellular and electrochemical functions.

Active Transport

The movement of substances across cell membranes against a concentration gradient, requiring energy.

Diffusion

The process by which molecules move from an area of higher concentration to an area of lower concentration.