Respiratory and Circulatory System Quiz

What is the primary function of the respiratory system?

• Pump blood

• Transport nutrients

• Exchange gases

• Produce hormones

Which organ pumps blood throughout the body?

• Lungs

• Brain

• Liver

• Heart

Where does gas exchange happen in the lungs?

• Bronchi

• Trachea

• Alveoli

• Diaphragm

Which blood vessels carry blood away from the heart?

• Veins

• Arteries

• Capillaries

• Bronchioles

What part of the blood helps in clotting?

• Plasma

• Red blood cells

• Platelets

• White blood cells

What gas do we exhale?

• Oxygen

• Nitrogen

• Carbon Dioxide

• Hydrogen

Which disease is caused by narrowed airways?

• Tuberculosis

• Asthma

• Bronchitis

• Pneumonia

Persistent cough and difficulty breathing may be a symptom of:

• Stroke

• Asthma

• Hypertension

• Anemia

Which of the following is a common symptom of heart attack?

• Leg cramps

• Headache

• Chest pain

• Dizziness

One function of the circulatory system is to:

• Digest food

• Transport oxygen and nutrients

• Protect the skin

• Control movement