Which of the Following Statements Are True of the Location

question 33

Multiple Choice

Which of the following statements are true of the location and layers of the heart? (Read carefully and select all of the correct statements.)

• A)The heart is medial to the lungs and inferior to the diaphragm.
• B)The fibrous pericardium is the thickest and outermost pericardial membrane.
• C)The parietal and visceral pericardia are mucous membranes.
• D)The endocardium lines the heart and prevents friction as the heart beats.
• E)The apex of the heart is at the upper right of the mediastinum.
• F)The myocardium is the thickest layer of the wall of the heart and is responsible for contraction.
• G)Cells of the myocardium are able to generate their own action potentials.
• H)The units of contraction within cardiac muscle fibers are sarcomeres.

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Definitions:

Bronchitis

Any inflammation of the bronchi.

Central Nervous

Refers to the central nervous system, which is comprised of the brain and spinal cord, controlling most functions of the body and mind.

Peripheral Nervous

The part of the nervous system that consists of the nerves and ganglia outside of the brain and spinal cord, responsible for connecting the central nervous system (CNS) to limbs and organs.

Intravenous Injection

The administration of liquid substances directly into a vein through a syringe, allowing for rapid absorption into the bloodstream.