Body Systems Test

Which organ is primarily responsible for the exchange of oxygen and carbon dioxide in the respiratory system?

• Heart

• Lungs

• Liver

• Kidneys

Tags

DOK Level 1: Recall

What is the main function of red blood cells in the circulatory system?

• To fight infections

• To carry oxygen

• To produce hormones

• To digest food

Tags

DOK Level 1: Recall

Which part of the digestive system is primarily responsible for nutrient absorption?

• Stomach

• Small intestine

• Large intestine

• Esophagus

Tags

DOK Level 1: Recall

What is the primary function of the nervous system?

• To transport blood

• To break down food

• To send and receive signals

• To support the body

Tags

DOK Level 1: Recall

Which type of muscle is found in the heart?

• Skeletal muscle

• Smooth muscle

• Cardiac muscle

• Voluntary muscle

Tags

DOK Level 1: Recall

What is the primary function of the skeletal system?

• To produce hormones

• To support and protect the body

• To transport nutrients

• To regulate temperature

Tags

DOK Level 1: Recall

Explain how the diaphragm contributes to the process of breathing.

• It pumps blood through the body.

• It contracts and relaxes to change the pressure in the chest cavity.

• It filters air entering the lungs.

• It absorbs oxygen from the air.

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DOK Level 2: Skill/Concept

Predict the consequences of a malfunctioning digestive enzyme on the digestive system.

• Increased nutrient absorption

• Decreased nutrient absorption

• Faster digestion

• No impact on digestion

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DOK Level 3: Strategic Thinking

Explain how the skeletal and muscular systems work together to enable movement.

• Muscles contract to move bones at joints.

• Bones produce energy for muscles.

• Muscles protect bones from injury.

• Bones send signals to muscles to contract.

Tags

DOK Level 2: Skill/Concept

The main function of the respiratory system is to supply oxygen to the body.

• true

• false