How We Touch

The video explores the sense of touch, detailing how sensory receptors in the skin detect various sensations such as touch, pressure, temperature, and pain. It explains the distribution of these receptors across the body and how the brain maps this information, resulting in varying sensitivity levels in different body parts.

What dual sensations can the sense of touch produce?

• Heat and cold

• Pleasure and pain

• Sound and silence

• Light and darkness

Which type of receptor is responsible for detecting pressure?

• Heat receptors

• Pressure receptors

• Pain receptors

• Touch receptors

What do cold and heat receptors monitor?

• Temperature of surroundings

• Pressure changes

• Pain levels

• Light intensity

Why does a small scratch on your fingertip hurt more than a cut on your leg?

• Fingertips have more pain receptors

• Legs have more pain receptors

• Legs have fewer receptors

• Fingertips have fewer receptors

According to the brain's body map, which part of the body would appear largest due to sensitivity?

• Feet

• Back

• Legs

• Hands