What do you know now?

Airborne means:

• To enter the body via the skin

• To enter the body via the eyes

• To enter the body via the nose

• To enter the body via the nose and mouth

To amplify a sound vibration means to:

• To make it dull

• To make it moderate

• To make it louder

• To make it indistinct

Name of the process in which the molecules activate the sense of smell:

The human tongue has about _________ taste buds

• 1000

• 10,000

• 100,000

• 100

Sound waves enter the ____ through the ear canal leading to the eardrum

In our body, we have about _____ receptors under the skin

• 4 million

• 10 million

• 7 million

• 5 million

What amplifies the sound vibrations?

• The ossicles

• Sound waves

• Cochlea

• Eardrum

How are the signals from light transmitted to the brain?

• Retina

• Cornea

• Optic nerve

• Sensory impressions

According to old research, the back of the tongue detects ______ taste

• Sour

• Umami

• Bitter

• Sweet

Umami means:

• Savory

• Tasteless

• Blandness

• Insipidity