OCR A Level PE - CardioVascular and Respiratory Recap

What are the two circulations of the cardiovascular system?

• Systemic

• Cerebral

• Vascular

• Pulmonary

The tricuspid and pulmonary valves are on which side of the heart.

• Right

• Left

Which chamber is number 7 on the diagram?

• Right Ventricle

• Right Atrium

• Left Ventricle

• Left Atrium

Which chamber when contracting forces blood into the pulmonary artery.

(a)  

Pick the correct sequence for the cardiac cycle.

• Atrial Diastole, Cardiac Diastole, Ventricular Diastole, Atrial Systole, Ventricular Systole

• Cardiac diastole, Atrial Systole, Atrial Diastole, Ventricular Systole

• Cardiac diastole, Cardiac Systole

Pick 3 structures that are involved in the conduction system of the heart.

• AV Node

• Microvilli

• Purkinje Fibres

• Bundle of His

• Myoglobin

Which of these values would be appropriate for the stroke volume (ml) at rest of a sedentary individual?

• 70

• 220-age

• 5000

• 100

Proprioceptors and chemoreceptors that send impulses to the CCC are part of which type of heart rate regulation.

(a)  

Which blood vessels are pictured at points 1, 2 and 3.

• Veins

• Venules

• Arteries

• Arterioles

• Capillaries

One principle mechanism of the vascular shunt is (a)