Medical Quiz

Heart Structure and Double Circulation Quiz

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Oxygenated blood is pumped from the heart to all body tissues through the aorta.

A. Systemic circulation

B. Pulmonary circulation


The two superior receiving chambers of the heart are known as the _________

A. atria

B. ventricles


What carries the oxygenated blood from the lungs to the left atrium of the heart?

A. vena cava 

B. aorta

C. pulmonary vein

D. pulmonary artery


These are the oxygen carrying cells of the blood.

A. red blood cells

B. plasma

C. white blood cells


2 atria, 1 ventricle
Which animal has the above heart structure?

A. Insect

B. Fish

C. Amphibian

D. Human


This is the straw colored liquid portion of the blood that carries dissolved nutrients.

A. red blood cells

B. plasma

C. white blood cells


Pumps oxygen-poor blood to the lungs

A. Right Ventricle

B. Right Atrium

C. Left Ventricle

D. Left Atrium


This type of blood cell is responsible for fighting disease.

A. red blood cell

B. plasma

C. white blood cell


Receives oxygen-rich blood from the lungs

A. Right Ventricle

B. Left Ventricle

C. Right Atrium

D. Left Atrium


Select the organism with the heart as shown in the diagram.

A. Insect

B. Fish

C. Frog

D. Human


Carries the blood from the ventricle to the body

A. Aorta

B. Atrium

C. Valve

D. Septum


The valves between the atria and ventricles are known as the ________ valves.

A. atrioventricular

B. aortic

C. semilunar

D. pulmonary


This type of blood vessel is the thinnest and allows for the transfer of nutrients and oxygen to the cells of the body.

A. veins

B. capillaries

C. arteries


The most muscular chamber of the heart is the 

A. left ventricle

B. left atrium

C. right atrium

D. right ventricle


Pulmonary circulation involves blood flow to and from the heart and the _______.

A. body

B. digestive organs

C. brain

D. lungs


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