Circulatory System In Human (Biology)

How many times the heart on an average beats?

• 74 times

• 65 times

• 72 times

• None of these

How much time does it take for one Cardiac Cycle?

• 0.09 seconds

• 0.8 seconds

• 0.06 seconds

• None of these

State TRUE or FALSE !

The contraction of auricles makes stronger sound.

• False

• True

• Maybe

The Contraction of ventricles makes stronger sound or weaker sound?

• Weaker Sound

• None of these

• Stronger Sound

Which medical device is this?

• Stethoscope

• Sphygmomanometer

• Syringe

• Medical Lasers

Which of the medical devices is used to listen to the Heartbeat?

• 
• 
• 
• 

What is Cardiac Cycle?

• The lub-dub sound is known as Cardiac Cycle.

• The Contraction is known as Cardiac Cycle.

• The sequence of events which takes place during one complete heartbeat.

• The relaxation is known as Cardiac Cycle.

State TRUE or FALSE !

The auricles contract first, forcing the blood into the ventricles.

• False

• True

• Maybe....

State TRUE or FALSE !

Your lungs is the rate at which your heart beats.

• True

• False

• Maybe.....

Find the missing words! :)

The auricles _____ and the blood flows into them from the ________ and _______ .

• Contract, Pulmonary veins, Right auricles

• Relax, Pulmonary veins, Venae cavae

• Contract, Pulmonary arteries, Venae cavae

• Relax, Pulmonary arteries, Left auricles