Touch: Your Skin's Sensors (Part 4)

What You'll Learn

The skin is the body's largest organ. It protects against germs, helps regulate body temperature, and contains nerve endings that detect touch, pressure, pain, and temperature.

Key Words

neuron
receptor
stimulus

Materials Needed

blindfold
cotton balls
cups

Safety First

Keep small objects away from young children.

Steps

Step 1 — Read

Read and learn: The skin is the body's largest organ. It protects against germs, helps regulate body temperature, and contains nerve endings that detect touch, pressure, pain, and temperature.

Step 2 — Do

Create a labeled diagram of what you built or observed.

Step 3 — Observe

Draw a picture of what you observe.

Step 4 — Record

Answer the questions based on your data.

Check Your Understanding

Question 1

1 of 3

What does the brain do?