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WorksheetsCirculatory and Respiratory System Quiz
Total questions: 15
Worksheet time: 8mins
What is the main function of the heart?
Storing oxygen
Pumping blood
Filtering blood
Producing hormones
Which blood vessel carries oxygen-poor blood to the heart?
Aorta
Pulmonary veins
Vena cava
Pulmonary artery
What type of blood cells are responsible for fighting infection?
Platelets
White blood cells
Plasma
Red blood cells
Which chamber of the heart receives oxygen-rich blood from the lungs?
Right atrium
Left atrium
Right ventricle
Left ventricle
What is the largest artery in the body?
Aorta
Coronary artery
Vena cava
Pulmonary artery
What is the primary function of capillaries?
Store blood
Transport blood
Exchange nutrients and gases
Pump blood
Which part of the blood is responsible for transporting gases?
Red blood cells
Platelets
Plasma
White blood cells
What condition is characterized by inadequate oxygen supply to the heart muscles?
Angina
Hypertension
Anemia
Leukemia
What is the primary role of the diaphragm in respiration?
Filtering air
Pumping blood
Facilitating breathing
Producing sound
Which structure is known as the main gateway of the respiratory system?
Bronchi
Trachea
Nose
Larynx
What is the process of bringing air into the lungs called?
Ventilation
Respiration
Inhalation
Exhalation
Which disease is characterized by persistent coughing and sometimes fever?
Asthma
Bronchitis
Pneumonia
Cold
What is the function of valves in the circulatory system?
Produce blood cells
Prevent backflow of blood
Transport oxygen
Filter waste
What is the primary function of plasma in the blood?
Transport nutrients
Carry oxygen
Fight infection
Clot blood
Which blood group is characterized by the presence of antigen D?
O
A
B
AB
