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WorksheetsQuiz on the Respiratory and Circulatory Systems
Total questions: 14
Worksheet time: 7mins
What is the primary reason why we breathe?
To remove carbon dioxide
To survive
To produce sound
To filter air
What is the function of the nasal cavity?
To allow passage of air into the lungs
To filter and warm the air
To protect the lower respiratory tract
To connect the mouth and nose to the esophagus
What is the common name for the pharynx?
Throat
Lungs
Bronchi
Windpipe
What does the larynx contain?
Alveoli
Vocal cords
Blood vessels
Nasal passages
What is another name for the trachea?
Bronchioles
Throat
Windpipe
Heart
What do bronchi connect?
Nose to mouth
Windpipe to lungs
Heart to blood vessels
Alveoli to capillaries
What is the main function of the lungs?
To remove carbon dioxide and add oxygen
To filter air
To pump blood
To produce sound
What is the primary function of the heart?
To produce hormones
To exchange gases
To filter blood
To pump blood throughout the body
What type of blood vessel carries blood towards the heart?
Veins
Arteries
Alveoli
Capillaries
What is the role of capillaries?
To carry blood away from the heart
To connect arteries and veins
To pump blood
To filter air
What is the liquid component of blood called?
Hemoglobin
Serum
Myocardium
Plasma
What type of blood cell is responsible for fighting diseases?
Platelets
Plasma cells
White blood cells
Red blood cells
How many liters of blood does a human body contain approximately?
7 liters
10 liters
5 liters
3 liters
What is the average heart rate of a human?
110 beats per minute
90 beats per minute
50 beats per minute
70 beats per minute
