Ciculatory System Flashcards Preview

PE- Paper 1 > Ciculatory System > Flashcards

Flashcards in Ciculatory System Deck (11):
1

What does the circulatory system carry?

Oxygen
Water
Nutrients

2

What is systole?

The heart chambers contracts and empty with blood.

3

What is diastole?

Heart chambers relax and fill with blood.

4

What is the cardiac cycle?

One cycle of diastole and systole.

5

What is the first step of the journey around the heart?

The pulmonary vein transports oxygenated blood from the lungs to the left atrium.

6

What is the seconds step of the journey around the heart?

It then passes through the bicuspid valve to the left ventricle.

7

What is the third step of the journey around the heart?

Oxygenated blood is ejected from the heart and transported to the body via the aorta.

8

What is the fourth step of the journey around the heart?

Deoxygenated blood enters the right atrium from the superior and inferior vena cava.

9

What is the fifth step of the journey around the heart?

It then passes through the tricuspid valve to the right ventricle.

10

What is the sixth step of the journey around the heart?

The pulmonary artery transports deoxygenated blood to the lungs.

11

What is the seventh step of the journey around the heart?

Gaseous exchange occurs, resulting in oxygenated blood.