Artery Carry____________ blood except Pulmonary Artery 

• Oxygenated

• Deoxygenated

• Both of above

• None of above

How many types of blood vessels present in body?

• Arteries

• Veins

• Capillaries

• All of above

Action potentials arising in the SA node cause the atria to contract.

• SA Node

• AV node

• Purkinje Fibres

• None of above

Heart rate of _______is Tachycardia

• >100 bpm

• < 60 bpm

• <100 bpm

• >70 bpm

Bradycardia is _______heart rate

• < 60 bpm

• >100 bpm

• <100 bpm

• >70 bpm

Layer of heart responsible for contraction and relaxation

• Endocardium

• Myocardium

• Pericardium

• All of above

Systole is ____of heart

• Contraction

• Relaxation

Diastole is ______ of heart

• Relaxation

• Contraction

Lower chambers Of Heart are called as _______

• Ventricles

• Atrium

Which are the types of  circulation?

• Systemic

• Pulmonary

• Both of options