WorksheetsQUIZ NO. 2-Circulatory System
Total questions: 20
Worksheet time: 7mins
In which blood vessel does the exchange of nutrients and wastes happen?
arteries
arterioles
capillaries
venules
The _______________ have blood that exerts the lowest pressure.
arteries
arterioles
capillaries
venules
The chambers of the heart that carry deoxygenated blood are the _________________.
right and left atrium
right and left ventricles
left atrium and left ventricles
right atrium and right ventricles
Oxygen-poor blood returns to the heart and enters _____________.
left atrium
left ventricle
right atrium
right ventricle
Which part of the blood combats bacterial and fungal infection?
leukocytes
thrombocytes
erythrocytes
plasma
Which of the following does not contain oxygen-rich blood?
aorta
pulmonary arteries
veins
all of the above
Why do arteries have the thickest walls among the blood vessels?
They are the strongest blood vessels.
They have more muscles around them.
They are deeply imbedded in the muscles.
They receive tremendous pressure while blood passes through them.
RBC's are also known as _________
Leukocytes
Lymphocytes
Erythrocytes
Thrombocytes
Which of the following is NOT part of the circulatory system?
heart
blood
bones
arteries
_______ function as a life-saving process of clotting blood.
Phagocytes
Leucocytes
Erythrocytes
Platelets
Which blood vessel takes blood AWAY from the heart?
Arteries
Capillaries
Veins
All of them
Which blood vessel takes blood BACK to the heart?
Arteries
Capillaries
Veins
All of them
