Human anatomy and physiology - Khan
Academy Exam Questions With 100%
Accurate Answers
Thorax - CORRECT ANSWER-the part of the body of a mammal between the neck and
the abdomen, including the cavity enclosed by the ribs, breastbone, and dorsal
vertebrae, and containing the chief organs of circulation and respiration; the chest
Systemic circulation - CORRECT ANSWER-the part of the cardiovascular system which
carries oxygenated blood away from the heart to the body, and returns deoxygenated
blood back to the heart.
Vein - CORRECT ANSWER-any of the tubes forming part of the blood circulation
system of the body, carrying in most cases oxygen-depleted blood toward the heart.
Artery - CORRECT ANSWER-any of the muscular-walled tubes forming part of the
circulation system by which blood (mainly that which has been oxygenated) is conveyed
from the heart to all parts of the body.
Superior Vena Cava - CORRECT ANSWER-The large vein that carries blood from the
head, neck, arms, and chest to the heart.
Inferior Vena Cava - CORRECT ANSWER-a large vein that carries de-oxygenated
blood from the lower body to the heart. This blood comes from the legs and the lower
torso of the body.
Aorta - CORRECT ANSWER-the main artery of the body, supplying oxygenated blood
to the circulatory system. In humans it passes over the heart from the left ventricle and
runs down in front of the backbone.
Pulmonary Circulation - CORRECT ANSWER-transports oxygen-poor blood from the
right ventricle to the lungs, where blood picks up a new blood supply. Then it returns the
oxygen-rich blood to the left atrium.
Academy Exam Questions With 100%
Accurate Answers
Thorax - CORRECT ANSWER-the part of the body of a mammal between the neck and
the abdomen, including the cavity enclosed by the ribs, breastbone, and dorsal
vertebrae, and containing the chief organs of circulation and respiration; the chest
Systemic circulation - CORRECT ANSWER-the part of the cardiovascular system which
carries oxygenated blood away from the heart to the body, and returns deoxygenated
blood back to the heart.
Vein - CORRECT ANSWER-any of the tubes forming part of the blood circulation
system of the body, carrying in most cases oxygen-depleted blood toward the heart.
Artery - CORRECT ANSWER-any of the muscular-walled tubes forming part of the
circulation system by which blood (mainly that which has been oxygenated) is conveyed
from the heart to all parts of the body.
Superior Vena Cava - CORRECT ANSWER-The large vein that carries blood from the
head, neck, arms, and chest to the heart.
Inferior Vena Cava - CORRECT ANSWER-a large vein that carries de-oxygenated
blood from the lower body to the heart. This blood comes from the legs and the lower
torso of the body.
Aorta - CORRECT ANSWER-the main artery of the body, supplying oxygenated blood
to the circulatory system. In humans it passes over the heart from the left ventricle and
runs down in front of the backbone.
Pulmonary Circulation - CORRECT ANSWER-transports oxygen-poor blood from the
right ventricle to the lungs, where blood picks up a new blood supply. Then it returns the
oxygen-rich blood to the left atrium.
