Medical Quiz

Circulatory System Quiz


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What allows blood to move from the atrium into the ventricles?

A. Pumping of the heart muscle

B. passing through the aorta

C. opening of a valve

D. closing of pulmonary artery


The blood is transported to all parts by which organ ?

A. heart

B. liver

C. kidney


Each day human heart pumps approximately ———– litres of blood

A. 5,000

B. 1,000

C. 7,570

D. 2,560


Structure(s) that keep the blood flowing in one direction.

A. Valve(s)

B. Septum(s)

C. Neuron(s)

D. Bronchiole(s)


What is the Purpose of the Circulatory System?

A. Sense,Think,Commuincate

B. Movement and Support

C. Protection,Removal and Transport

D. All of the Above


The blood obtains the oxygen from which organ?

A. Brain

B. Lungs

C. Heart

D. Stomach


A fish’s heart has ___ chambers.

A. 1

B. 2

C. 3

D. 4


Cardiovascular system is made up of heart and blood vessels. It works to transport oxygen and other nutrients to all the organs and tissues in your body. It also works to remove carbon dioxide and other waste products.

A. TRUE

B. FALSE


Blood platelets help blood to————-

A. carry oxygen

B. form clot and stop bleeding

C. protect from infections

D. carry nutrients


Blood that is oxygenated comes from the …

A. Valves

B. Lungs

C. Brain

D. Body


The ___________ (SVC, also known as the cava or cva) is a short, but large diameter vein located in the anterior right superior mediastinum.

A. Superior vena cava

B. Right atrium

C. Right brachiocephalic vein


What type of blood is the universal donor?
A. AB+
B. AB-
C. O+
D. O-


What do Red-Blood cells do?
A. Carry oxygen from the lungs to the body cells and transport carbon dioxide from the cells back to the lungs
B. keeps blood flowing in one direction to the heart and prevent blood from flowing backwards
C. Collects blood from the capillaries and drain it into the veins
D. Bring nutriients to the cells and carries away waste materials.


Vessels that supply blood to the heart muscle

A. Arteries

B. Veins

C. Capillaries

D. Coronary arteries


These blood vessels help fight infection and other diseases.

A. Red Blood Cells

B. White Blood Cells

C. Platelets

D. Plasma


What makes up the greatest part of blood?
A. Red Blood Cells
B. Platelets
C. White Blood Cells
D. Plasma


white blood cells are also known as
A. thrombocytes
B. erthryocytes
C. monocytes
D. leukocytes


Which vessels transport lymph?

A. blood vessels

B. lymph vessels


___ takes place when blood travels from the heart, through the lungs, and back to the heart.

A. pulmonary circulation

B. systemic circulation


All veins carry deoxygenated blood

A. TRUE

B. FALSE


This blood vessel carries blood from lower part of the body to the heart.

A. Superior Vena Cava

B. Aorta

C. Inferior Vena Cava

D. Carotid artery


The Circulatory of the blood has two components:

A. The blood and heart

B. The systematic circulation and pulmonary circulation

C. The atrium and ventricle


The strong outer covering of arteries and veins. It is composed of connective tissue as well as collagen and elastic fibers.

A. Tunica Adventitia

B. Tunica Media

C. Tunica Intima


In fish, the blood that leaves the heart will travel to which part of the body?

A. brain

B. dorsal fin

C. stomach

D. gills


What function does the heart do?
A. Protects organs and produces red blood cells.
B. Generates heat.
C. Breaks down food into nutrients.
D. The heart is a pump, which moves the blood. The arteries and veins are the pipes where the blood flows.




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