Circulatory System

Identify the structure indicated by the arrow.

• Pulmonary veins

• Pulmonary artery

• Aorta

• Vena cava

Identify the structure indicated by the arrow.

• Pulmonary veins

• Pulmonary artery

• Aorta

• Vena cava

Identify

• Pulmonary veins
• Pulmonary artery
• Aorta
• Vena cava

Which is NOT a function of the circulatory system?

• deliver O₂ and nutrients to cells
• remove CO₂ and wastes from cells
• break down carbohydrates into glucose
• transport other materials through body

Which of the following cells are responsible for fighting diseases? 

• thrombocytes
• erythrocytes
• leukocytes
• platelets

Gas exchange occurs in two places, what are they? 

• in the right atrium and in the lung cells
• in the cells of the body and in the brain cells
• in the lung cells and all the intraventricular septum
• in the cells of body and in the lung cells

A blood vessel that carries blood TO the heart is called ...

• vein
• capillary
• blood vessel
• artery

White blood cells (WBC’s), red blood cells (RBC’s), plasma, & platelets are the 4 parts of what?

• blood vessels
• organs
• heart disease
• blood

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

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

The heart has ___ chambers.

• 1
• 2
• 3
• 4