The Cardiovascular (Circulatory) System

The word cardio means ________.

• heart

• lungs

• brain

• muscle

The word vascular means ________.

• vessel

• plant

• animal

• cell

What are the three main parts of the cardiovascular system?

• Blood Vessels, Heart, Blood

• Lungs, Liver, Kidney

• Brain, Spinal Cord, Nerves

• Stomach, Intestines, Pancreas

Which of the following is a tissue in the cardiovascular system?

• Blood Vessels

• Heart

• Blood

Identify the organ in the cardiovascular system responsible for pumping blood.

• Blood Vessels

• Heart

• Blood

What does the circulatory system carry to cells?

• Nutrients and oxygen

• Waste and carbon dioxide

• Blood and water

• Proteins and fats

What type of cells does the circulatory system contain to fight disease?

• Red blood cells

• White blood cells

• Platelets

• Plasma cells

The circulatory system includes the heart, blood vessels, and _______.

• blood

• lungs

• nerves

• muscles

What happens to oxygen and nutrients in the body cells during gas exchange?

• Oxygen and nutrients are dropped off in the body cells.

• Oxygen and nutrients are absorbed by the bloodstream.

• Oxygen and nutrients are converted into carbon dioxide.

• Oxygen and nutrients are expelled from the body.

How do nutrients and gases move during gas exchange?

• By diffusion from an area of higher concentration to an area of lower concentration.

• By active transport using energy from ATP.

• By osmosis through a semi-permeable membrane.

• By facilitated diffusion using carrier proteins.