Circulatory system Review

Fill in the blank Atherosclerosis is the result of fatty deposits called ________a____________ on the inner walls of the ______b____________. Answer: a.Plaque b.arteries

Fill in the blank ________a_________ are elastic and stretch in order to withstand high pressure of blood being pumped from the _______b_________. Answer: a.Arteries b.heart

Fill in the blank Myocardial infarction occurs when ___________ and can lead to heart failure. Answer: Blood supply is blocked to the heart

Fill in the blank The elasticity of the arteries ____________ the farther away from the heart. Answer: decreases

Fill in the blank A ______________________ is the result of a defective heart valve. Answer: Heart murmur

Fill in the blank ________________ are small branches of arteries that lead into the organs and tissues. Answer: arterioles

Fill in the blank The heart beat is controlled by the _____________________ but regulated by the ______________________. Answer: Sinatrial node

Fill in the blank ______________ connect arterial and venous circulation. Answer: capillaries

Fill in the blank The _____a______ side of the heart pumps blood to the lungs while the _____b_____ side pumps oxygenated blood to the body. Answer: right left

Fill in the blank The exchange of ___________________ occurs at the capillary level. Answer: Oxygen and carbon dioxide

Fill in the blank The _________________ valve connects the right atrium to the right ventricle. Answer: tricuspid

Fill in the blank ________________ prevent back flow of blood in the veins. Answer: valves

Fill in the blank Blood enters the heart via ______a_________ and _______b__________. Answer: a.inferior vena cava b.superior vena cava

Fill in the blank The exchange of fluid, nutrients, and gasses depends on ________a_______ and _________b___________. Answer: a.Solute concentration b.Hydrostatic pressure

Fill in the blank When the ____a______ side of the heart is in systole, the ____b______ side of the heart is in diastole. Answer: a.Superior b.inferior

Fill in the blank The fluid that leaks out of the circulatory system is returned via the _______________. Answer: Lymphatic system

Fill in the blank ______a_____ refers to contractions while ______b_____ refers to the hearts relaxation. Answer: systole diastole

Fill in the blank The double layered sac that surrounds the heart is called ___________________. Answer: pericardium

Fill in the blank Platelets, leukocytes, lymphocytes and phagocytes are ______a_______ components of the _____b_______. Answer: a.Cellular b.blood

Label heart #1

#1 Superior vena cava

Label Heart #2

#2 inferior vena cava

Label Heart #3

#3 aorta

Label Heart #4

#4 Left atrium

#5

#5 left ventricle

#6

#6 right atrium

#7

#7 right ventricle

#8

#8 left and right pulmonary veins leading from pulmonary trunk to the lungs

#9

#9 right and left pulmonary arteries leading to the left atrium from the lungs

#10 Valve?

#10 Pulmonary valve

#11 Valve?

#11 bicuspid or mitral valve

#12 Valve?

#12 tricuspid valve

#13

#13 separating the right and left ventricles is the interventricular septum