Body System Basics
Muscles and Movement
Heart, Lungs, and Blood Flow
Digestion, Energy, and Waste
Systems Working Together
100

This term describes a group of organs working together to perform a specific job.

What is Body System?

100

This type of muscle is attached to bones and allows voluntary movement.

What is skeletal muscle?

100

This organ acts as a pump to move blood throughout the body.

What is the heart?

100

This system breaks food down into nutrients the body can use.

What is the digestive system?

100

Name one system that helps protect the body from injury or infection.

What is the immune, integumentary, or skeletal system?

200

Which system is responsible for transporting oxygen, nutrients, and wastes through the body?

What is the cardiovascular system?

200

Which system provides the rigid framework muscles pull against?

What is the skeletal system?

200

This gas is taken into the lungs and delivered to cells for energy production.

What is oxygen?

200

This organ begins digestion by mechanically breaking down food.

What is the mouth?

200

When you touch a hot stove and pull your hand away quickly, this system reacts first.

What is the nervous system?

300

Which two systems work most closely together to get oxygen to your cells?

What are the respiratory and cardiovascular systems?

300

Biceps and triceps are examples of this type of muscle pair.

What are antagonistic muscle pairs?

300

Blood vessels that carry blood away from the heart are called these.

What are arteries?

300

After digestion, nutrients enter the bloodstream primarily through this organ.

What is the small intestine?

300

This system releases hormones that regulate growth, metabolism, and stress.

What is the endocrine system?

400

This system sends electrical signals that control movement, thoughts, and reflexes.

What is the nervous system?

400

This system supplies oxygen and nutrients to working muscles during exercise.

What is the cardiovascular system?

400

This process occurs in the lungs when oxygen enters the blood and carbon dioxide leaves it.

What is gas exchange?

400

This system removes wastes and helps maintain water balance in the body.

What is the urinary (excretory) system?

400

During exercise, muscles, lungs, and heart working together is an example of this idea.

What is body systems working together (integration)?

500

This concept explains how different body systems depend on one another to function properly.

What is interdependence?

500

When muscles produce heat as a byproduct of movement, this system helps regulate body temperature.

What is the integumentary system (skin)?

500

During exercise, this increases to deliver more oxygen to working muscles.

What is heart rate (or cardiac output)?

500

This concept describes how the body maintains stable internal conditions like temperature and hydration.

What is homeostasis?

500

If one body system fails, this explains why other systems are often affected as well.

What is system interdependence?

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