The Heart Muscle Gets the Oxygenated Blood It Needs from the Blood

question 648

True/False

The heart muscle gets the oxygenated blood it needs from the blood within its four chambers.

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Definitions:

Endomysium

Fine connective tissue sheath surrounding each muscle fiber.

Perimysium

A connective tissue layer that groups muscle fibers into bundles or fascicles within a muscle.

Connective Tissue

Tissue that supports, connects, or separates different types of tissues and organs in the body.

Myosin

A motor protein involved in muscle contraction, working alongside actin in the muscle fiber.