_____ Have a Greater Capacity for Aerobic Work

question 57

Multiple Choice

_____ have a greater capacity for aerobic work.

• A) Larger muscle fibers
• B) Smaller muscle fibers
• C) Fast-twitch fibers
• D) Slow-twitch fibers

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Definitions:

Endocrine Glands

Organs that secrete hormones directly into the bloodstream to regulate various body functions.

Bloodstream

The flow of blood through the circulatory system of an organism, delivering nutrients and removing waste products.

Gland Duct

A passage or tube in the body through which secretions from glands are conveyed to various organs or body surfaces.

Microvilli

Tiny, finger-like projections from the surface of some cells, increasing their surface area for absorption.