Question

multiple select question
select all that apply
as the heart pumps blood through the pulmonary and systemic circuits, it also ________.
serves as an endocrine gland
keeps blood moving in one direction
creates blood pressure
allows for digestion
keeps oxygenated blood separated from deoxygenated blood

Explanation:

• The heart has endocrine functions (releases hormones like atrial natriuretic peptide).
• Valves in the heart keep blood moving in one direction.
• Contraction of heart chambers creates blood pressure.
• The heart has two separate circuits (pulmonary and systemic) that keep oxygenated and deoxygenated blood separated.
• Digestion is mainly related to the digestive system, not the heart.

Answer:

serves as an endocrine gland, keeps blood moving in one direction, creates blood pressure, keeps oxygenated blood separated from deoxygenated blood