11 Cardiovascular and Respiratory System Revision

What type of blood vessel returns blood back to the heart?

• vein

• artery

• capillary

• none of the above

What type of blood vessels brings blood AWAY from the heart?

• Vein

• Artery

• Capillary

• None of the above

Which component of blood helps deliver oxygen with the protein hemoglobin?

• Platelet

• White Blood Cell

• Red Blood Cell

• Plasma

Which component of blood helps stop bleeding and forms clots?

• Platelets

• White Blood Cell

• Red Blood Cell

• Plasma

What correctly describes the BOTTOM chambers of the heart?

• Atrium: collect blood coming back to the heart

• Atrium: pump blood out to the body or lungs

• Ventricles: collect blood coming back to the heart

• Ventricles: pump blood out to the body or lungs

From the RIGHT ATRIUM, where does blood flow next?

• Right ventricle

• Left atrium

• Aortra

• Pulmonary arteries

What are the tiny air sacs in the lungs that exchange gases (oxygen for carbon dioxide)?

• capillary

• bronchi

• alveoli

• bronchiole

Ventilation is:

• Tidal volume x Cardiac output

• Stroke volume x Heart rate

• Tidal volume x Respiratory rate

• Stroke volume x Respiratory rate

Movement of O2 and CO2 from an area of high concentration to an area of low concentration is:

• Ventilation

• Redistribution of blood flow

• Pulmonary diffusion

• Increased blood flow to working muscles

What Cardiovascular Acute Response does not usually increase throughout exercise?

• Diastolic blood pressure

• Systolic blood pressure

• Stroke volume

• Heart rate