Circulatory system quiz

Question 1

The heart is made up of specialized muscle tissue called ________________

Answer 1

Myocardium

Question 2

Your blood is ___% solid and ____% liquid

Answer 2

45 and 55

Question 3

What two bones protect the heart from damage the ________ and _________

Answer 3

Ribs and serum

Question 4

The heart beats _____ billion times in a lifetime

Answer 4

2.5

Question 5

On the average, how many times would your heart beta in nine days

Answer 5

900,000

Question 6

How much does your heart weigh ____________

Answer 6

1 pound

Question 7

_________ is the liquid part of the blood

Answer 7

Plasma

Question 8

Arteries brach into thinner, smaller tubes called _________________

Answer 8

Arterioles

Question 9

The ______ is a strong muscular pump that is part of the circulatory system

Answer 9

Heart

Question 10

The circulatory system consists of three parts: The heart, ________ and _____________

Answer 10

Blood and Blood vessels

Question 11

________ are blood vessels that carry blood toward the heart

Answer 11

Veins

Question 12

The _______ is the chamber of the heart that receives blood

Answer 12

Atrium

Question 13

With each heartbeat, blood is pushes away from the heart through blood vessels called _______

Answer 13

Arties

Question 14

The circulation of blood between the heart and lungs is called _________

Answer 14

Pulmonary circulatory

Question 15

The ______ is the lower chamber of the heart that pumps blood to other parts of the body

Answer 15

Ventricle

Question 16

The thin membrane that surrounds and protects the heart is called the ___________

Answer 16

Pericardium

Question 17

Capillaries connect ______ with _______

Answer 17

Arteries with veins

Question 18

The largest artery in the body is called the ______

Answer 18

Aorta

Question 19

The soils materials in blood are Red blood cells, ___________, and _________

Answer 19

White blood cells and platelets

Question 20

How many chambers are located in the heart ________

Answer 20

Four

Question 21

The function of the circulatory system is to carry __________ and _________ to the cells, and take away __________ and ______ away from the cells

Answer 21

oxygen, nutrients, carbon dioxide, and waste

Question 22

What is the correct name for your breastbone ________

Answer 22

Serum

Question 23

The smallest blood vessels in the body are called ________

Answer 23

Capillaries

Question 24

The heart is the size your ______

Answer 24

Fist

Question 25

What might swollen lymph nodes indicate?

Answer 25

infection or viruses