The Heart Is Surrounded by the _____, a Double Layered

question 97

Multiple Choice

The heart is surrounded by the _____, a double layered sac that protects it and anchors it in place.​

• A) peritoneum​
• B) ​perineum
• C) ​pericardium
• D) ​peristalsis
• E) ​periwinkle

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Definitions:

Impulses

Electrical signals that travel along the neurons, enabling communication within the nervous system.

Finger Muscles

Muscles in the fingers that are primarily responsible for controlling movement and providing the ability to grip and manipulate objects.

Sodium Ions

Positively charged atoms of sodium, essential for cellular functions, including the generation and transmission of nerve impulses and the regulation of fluid balance in the body.

Neurotransmitters

Chemical substances in the body that help in transmitting signals across a synapse from one neuron to another.