Medical Quiz

Heart Structure and Double Circulation Quiz


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

A. atrioventricular

B. aortic

C. semilunar

D. pulmonary


This is the thickest of the blood vessels. It leads away from the heart.

A. veins

B. capillaries

C. arteries


Receives oxygen-rich blood from the lungs

A. Right Ventricle

B. Left Ventricle

C. Right Atrium

D. Left Atrium


This type of blood cell is responsible for fighting disease.

A. red blood cell

B. plasma

C. white blood cell


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

A. Insect

B. Fish

C. Frog

D. Human


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

A. Insect

B. Fish

C. Frog

D. Human


Pumps the oxygen-rich blood to all parts of the body

A. Right Ventricle

B. Left Ventricle

C. Right Atrium

D. Left Atrium


These are the oxygen carrying cells of the blood.

A. red blood cells

B. plasma

C. white blood cells


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


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

A. red blood cells

B. plasma

C. white blood cells


Which has valves, arteries or veins?

A. Arteries

B. Veins


The most muscular chamber of the heart is the 

A. left ventricle

B. left atrium

C. right atrium

D. right ventricle


Carries the blood from the ventricle to the body

A. Aorta

B. Atrium

C. Valve

D. Septum


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

A. Insect

B. Fish

C. Frog

D. Human


When the ventricles contract, the bicuspid (mitral) valve prevents blood from flowing from the ________.

A. right ventricle to right atrium

B. left ventricle to left atrium

C. left atrium to the right atrium

D. right atrium to the left atrium


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

A. atria

B. ventricles


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


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

A. Insect

B. Fish

C. Amphibian

D. Human


Arteries are normally depicted as red while veins are colored blue.  The exceptions to this rule are the _______ arteries and veins.

A. systemic

B. hepatic

C. coronary

D. pulmonary


Large blood vessels that carry blood away from the heart are called:

A. arteries

B. capillaries

C. veins

D. venae cavae


Receives blood from the body that is low in oxygen and high in carbon dioxide

A. Right Atrium

B. Right Ventricle

C. Left Atrium

D. Left Ventricle


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

A. body

B. digestive organs

C. brain

D. lungs


Exchanges between blood and tissue cells occur in capillary beds.

A. TRUE

B. FALSE


Which one correctly describes a vein?

A. Low blood pressure, large lumen, valves present

B. Low blood pressure, small lumen, valves present

C. Low blood pressure, small lumen, valves absent

D. High blood pressure, large lumen, valves absent


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

A. Systemic circulation

B. Pulmonary circulation




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