WorksheetsSenses Part 1
Total questions: 10
Worksheet time: 20mins
When we look at close objects, muscles around the lens...
contract and flatten the lens to refract light
relax to make the lens rounder
relax to make the lens more transparent so it can refract better
contract and flatten the lens to make it thinner
What role does the optic nerve play?
It brings blood to the retina
It is a conductor that sends electrical signals from the retina to the brain
It is a receptor neuron responsible for vision
It is the analyzer of the occipital lobe (back of the brain)
The part of the optic nerve attached to the retina is
the blind spot because the head of the optic nerve is transparent
the macula, an area rich in photoreceptors
the blind spot because it does not contain photoreceptors
not the blind spot
Which part of the eye controls how much light enters the eye?
(a)
Where are taste buds are taste receptors located?
In the olfactory epithelium
On your gums
On the inside of your cheeks
On the papillae
Where are odour sensitive receptor neurons located in the nose?
On the olfactory epithelium
In the olfactory nerve
On papillae that line the nasal cavity
In the sinus cavity
What is the role of the mucus (in the nose)? Can be more than 1.
It has no specific role?
Protects against bacteria
Moistens the air
Helps us smell better
What stimulates our sense of smell?
Mechanical waves
Electromagnetic waves (light)
Chemical molecules
Temperature
What would be the taste associated with ice cream?
(a)
Which of the following is not a taste our tongue can taste?
Sour
Umami
Spicy
Bitter
