Anatomy (heart): Quiz 1

Question 1

Wall of muscle that separates sides of heart

Answer 1

Septum

Question 2

Right side of heart circulated blood to the ________ circuit that goes to the _______

Answer 2

Pulmonary, lungs

Question 3

Left side of the heart receives blood from lungs and pumps it out through the _______ circuit

Answer 3

Systemic

Question 4

Muscular walls of ventricles are thicker because…

Answer 4

They have to pump blood over longer distances and through capillary networks

Question 5

Two layered fluid filled membrane that surrounds the heart. Give name and function.

Answer 5

Pericardium prevents friction between heart and other tissues/organs around it

Question 6

What blood vessels circulate the heart?

Answer 6

Coronary blood vessels

Question 7

Describe the journey of blood throughout the body.

Answer 7

-deoxygenated blood from body enters right atrium via inferior and superior vena cava
-RA contracts and with help of gravity blood flows to R Ventricle
-RV contracts forcing blood out through pulmonary arteries and to lungs
-O2 added and blood enters L atrium through pulmonary veins
-LA contacts blood to R ventricle
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