Circulatory (Heart) Essay Practice

We will follow the path of blood starting in the right _________ through the entire path of circulation.

• aorta

• ventricle

• atrium

• valve

The right atrium is a ______________ that takes in the _______________ blood.

• pumping chamber

• collection chamber

• oxygen-rich

• oxygen-poor

• carbon dioxide

When the right atrium contracts, the blood travels through the ____________ valve into the ________________ , which is a pumping chamber.

• aortic

• tricuspid

• right ventricle

• left ventricle

• right atrium

This pumping chamber (right ventricle) sends the blood through the _____________ valve into the _____________ artery.

• inferior vena cava

• superior vena cava

• pulmonary

• pulmonary

The pulmonary artery then takes the blood to the _____________.

• lungs

• heart

• veins

• collecting chamber

In the lungs, the blood breaks into smaller vessels called ________________ , where a process called ________________ takes place.

• capillaries

• veins

• septum

• diffusion

• circulation

Through the process of diffusion, things move from ___________ concentration to _____________ concentration.

• high/low

• low/high

• oxygen-rich/oxygen-poor

• oxygen-poor/oxygen-rich

The blood picks up _________ and drops off _____________ , which is then exhaled.

• capillaries

• oxygen

• hydrogen dioxide

• carbon dioxide

• tissues

Tags

NGSS.MS-LS2-3

The blood, which is now oxygen-rich , returns to the heart through the _________________ and into the ______________.

• pulmonary valve

• pulmonary vein

• right atrium

• left atrium

• aortic valve

From there it goes through the ___________ valve into the next chamber.

• bicuspid

• tricuspid

• pulmonary

• inferior vena cava

• superior vena cava