The Circulatory Story Vocabulary

What are valves in the heart?

• Structures that open and close to control blood flow.

• Muscles that pump blood throughout the body.

• Tissues that provide structural support to the heart.

• Cells that produce electrical signals for heartbeats.

What is blood?

• A liquid that carries oxygen and nutrients to the body's cells and removes waste.

• A solid tissue that forms the structure of bones.

• A type of muscle that helps in movement.

• A gas that is essential for respiration.

What is plasma?

• The liquid part of blood that carries cells and nutrients.

• A type of gas found in the atmosphere.

• A solid component of blood responsible for clotting.

• A type of liquid used in intravenous therapy.

What is the protective sac that encloses the heart called?

• pericardium

• pleura

• peritoneum

• meninges

What are arteries?

• Blood vessels that carry blood away from the heart.

• Blood vessels that carry blood towards the heart.

• Muscles that pump blood throughout the body.

• Organs that filter blood and remove waste.

What is the role of white blood cells?

• To help the body fight infections.

• To transport oxygen in the blood.

• To regulate body temperature.

• To digest food in the stomach.

What is the heart?

• A muscular organ that pumps blood throughout the body.

• An organ that filters toxins from the blood.

• A gland that produces hormones for growth.

• A chamber that stores oxygen in the body.

What does 'component' mean?

• a part of a larger system

• a type of software

• a physical object

• a method of analysis

What is the function of red blood cells?

• To carry oxygen from the lungs to the rest of the body.

• To fight infections and diseases.

• To transport nutrients to the cells.

• To regulate body temperature.

What is circulation?

• The movement of blood through the heart and blood vessels.

• The process of breathing in and out.

• The flow of air in the respiratory system.

• The exchange of nutrients in the digestive system.