Anatomy Physiology Heart

What is the main function of the heart ? 

• The heart circulates blood and oxygen throughout the body.
  
• The heart is the control centers for all body activities.
• The heart gets rid of the wastes in your body produced by homeostasis. 
• The heart transports , protection and regulation. Blood transports the following substances: 

Tags

NGSS.HS-LS1-3

How many chambers does the heart have ? 

• 4
• 6
• 3
• 1

Systemic artery

• Pulmonary veins
• Pulmonary artery
• Aorta
• Vena cava

The pul

• Pulmonary veins
• Pulmonary artery
• Aorta
• Vena cava

• Pulmonary veins
• Pulmonary artery
• Aorta
• Vena cava

• Pulmonary veins
• Pulmonary artery
• Aorta
• Vena cava

• Left atrium
• Right atrium
• Left ventricle
• Right ventricle

• Left atrium
• Right atrium
• Left ventricle
• Right ventricle

Which part of the heart pumps deoxygenated (oxygen-poor) blood?

• Left side
• Right side
• Top side
• Bottom side

The perkinje fibers cause:

• atria to contract
• ventricles to contract toward apex
• ventricles to contract superiorly that begins at apex and moves toward atrium
• delay in depolarization