PRACTICE QUESTIONS & ANSWERS | 2026
circulatory system - correct answer ✔✔may also be referred to as the cardiovascular system
responsible for transporting blood, nutrients, oxygen, other gases, and hormones throughout
the body
Blood - correct answer ✔✔is pumped by the heart and circulates through the body using
arteries, veins, and capillaries
arteries - correct answer ✔✔deliver blood from the heart to the body
veins - correct answer ✔✔carry blood from the body back to the heart
capillaries - correct answer ✔✔are tiny vessels that connect arteries and veins
systole - correct answer ✔✔is the contraction of the heart muscle
diastole - correct answer ✔✔is the relaxation of the heart muscle
superior vena cava - correct answer ✔✔
right pulmonary artery - correct answer ✔✔
pulmonary trunk - correct answer ✔✔
, right atrium - correct answer ✔✔
right pulmonary veins - correct answer ✔✔
fossa ovalis - correct answer ✔✔
pectinate muscles - correct answer ✔✔
tricuspid valve - correct answer ✔✔
right ventricle - correct answer ✔✔
chrodae tendineae - correct answer ✔✔
trabeculae carneae - correct answer ✔✔
inferior vena cava - correct answer ✔✔
aorta - correct answer ✔✔
left pulmonary artery - correct answer ✔✔
left atrium - correct answer ✔✔
left pulmonary veins - correct answer ✔✔