Cardiovascular System Guaranteed Answers
Cardiovascular, Circulatory System A closed-circuit system composed of the heart, blood vessels, and
blood.
Artery A blood vessel that carries oxygenated blood away from the heart to vital organs and the
extremities.
Capillaries The smallest blood ...
Cardiovascular, Circulatory System ✅A closed-circuit system composed of the heart, blood vessels, and
blood.
Artery ✅A blood vessel that carries oxygenated blood away from the heart to vital organs and the
extremities.
Capillaries ✅The smallest blood vessels that supply blood to the tissues, and the site of all gas and
nutrient exchange in the cardiovascular system. They connect the arterial and venous systems.
Veins ✅Blood vessels that carry deoxygenated blood toward the heart from vital organs and the
extremities.
Blood ✅The fluid component of the cardiovascular system that links the internal environment of the
body to the external environment by transporting materials between the two environments as well as
among the various cells and tissues. Therefore, its primary function is transportation.
Plasma ✅The liquid portion of the blood responsible for carrying hormones, plasma proteins, food
materials (e.g., carbohydrates, amino acids, lipids), ions (e.g., sodium, chloride, bicarbonate), and gases
(e.g., oxygen, nitrogen, carbon dioxide) throughout the body.
Platelets ✅One of the disc-shaped components of the blood; involved in clotting.
Arterioles ✅Small-diameter blood vessels that extend and branch out from an artery and lead to
capillaries; the primary site of vascular resistance.
Venules ✅Smaller divisions of veins.
Aorta ✅The major artery of the cardiovascular system; arises from the left ventricle of the heart.
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