The physics of fluid flow

Question 1

As the radius of a tube decreases______-to flow increases

Answer 1

resistance

Question 2

Resistance is & to

Answer 2

1/ radius^4

Question 3

Flow is inversely proportional to

Answer 3

resistance 1/Resistance

Question 4

How many chambers make up the heart?

Answer 4

4

Question 5

The heart is made up mostly of

Answer 5

myocardium

Question 6

The heart is encased in

Answer 6

pericardium

Question 7

Thin-walled upper chambers

Answer 7

paired atria

Question 8

Thick walled lower chambers

Answer 8

Paired ventricles

Question 9

Where do blood vessels emerge from?

Answer 9

base of heart

Question 10

Structures that carry blood from heart

Answer 10

aorta and pulmonary veins

Question 11

returns blood to heart

Answer 11

vena cava and pulmonary veins

Question 12

What is the flow od deoxygenated blood starting from the vena cava and ending at the pulmonary trunk

Answer 12

Deoxygenated: vena cava → right atrium → right ventricle → pulmonary trunk

Question 13

What is the flow of oxygenated blood?

Answer 13

Oxygenated: pulmonary veins → left atrium → left ventricle → aorta

Question 14

Serve as origin and insertion of cardiac muscles

Answer 14

connective tissue rings