Circulatory and Respiratory System Quiz

What is the term for blood with oxygen?

• Deoxygenated blood

• Oxygenated blood

• Carbonated blood

• Venous blood

What is the main structure of the circulatory system?

• Lungs

• Heart

• Brain

• Liver

Which type of blood vessel carries oxygenated blood away from the heart?

• Veins

• Capillaries

• Arteries

• Lymph vessels

What are the small vessels that connect arteries and veins?

• Capillaries

• Arteries

• Veins

• Nerves

How many main types of blood vessels are there?

• Two

• Three

• Four

• Five

What does the respiratory system bring into the body?

• Oxygen

• Carbon dioxide

• Nitrogen

• Hydrogen

What is the main structure of the respiratory system?

• Lungs

• Heart

• Stomach

• Liver

What is the function of alveoli in the respiratory system?

• Gas exchange

• Blood circulation

• Digestion

• Nerve signaling

What is the trachea commonly known as?

• Windpipe

• Food pipe

• Vein

• Artery

Fill in the blank:

_____________ : The trachea splits into two bronchi, one enters each lung.

• Bronchus

• Bronchioles

• Trachea

• Alveoli