WorksheetsU2AOS2 - Sensation (3)
Total questions: 17
Worksheet time: 9mins
The process by which sense organs gather information about the environment and transmit it to the brain for initial processing (Reception, Transduction, Transmission)
Sensation
Perception
Interpretation
Organisation
The related process by which the brain selects, organises and interprets sensations (Selection, Organisation, Interpretation)
Sensation
Perception
Interpretation
Organisation
You sense the
external environment
through your...
Eyes, ears, nose, tongue, fingers
Brain
Sight, sound, smell, touch, taste,
Perceptual interpretation
What are sense receptors?
Nerve endings in your skin
Rods & cones
Taste buds
All of the above
What energy is required for you to sense taste?
Electrochemical energy
Chemical energy
Kinetic energy
All of the above
Where are the receptor cells contained in this diagram?
Cornea
Iris
lens
Retina
What colour on the tongue represents taste buds that sense sour?
Pink
Yellow
Green
Blue
The absolute threshold for most peoples vision is?
Unobstructed candle light 500m
Unobstructed candle light 1km away
Unobstructed candle light 5km away
Unobstructed candle light 50km away
The absolute threshold for most people to detect taste is approximately?
1 teaspoon in 1L
1 teaspoon in 2L
1 teaspoon in 4L
1 teaspoon in 8L
Are the stages of sensation systematic?
No, receptions, transduction, transmission can occur in any order
No, receptions, transduction, transmission have to occur in a set order
Yes, receptions, transduction, transmission have to occur in set order
Yes, receptions, transduction, transmission can occur in any order
Changes the stimulus so the brain can understand it (electrochemical nerve impulses), is called?
Reception
Transmission
Transduction
Occurs in all of the above
In the following diagram, where does sensation stop and perception begin?
In the eye ball
In the optic verve
In the brain
In the occipital lobe
In the following diagram where does sensation stop and perception begin?
On the tongue
In the cranial nerve
Hypothalamus
Sensory cortex
How are cones and rods different?
More rods and they detect shades of black, grey and white white. Less cones and they detect shapes of visible light.
Less rods and they detect shades of black, grey and white white. More cones and they detect shapes of visible light.
More cones and they detect shades of black, grey and white white. Less rods and they detect shapes of visible light.
Less cones and they detect shades of black, grey and white white. More rods and they detect shapes of visible light.
What wavelength is UV visible light?
0.0001-1nm
120-400nm
800-1200nm
380-750nm
What type of energy does the brain accept during transmission?
Electrochemical
Electrical
Chemical
Electromagnetic
How is the electrochemical energy from the cones and rods transmitted to the brain?
Via the eye ball
Via the occipital lobe
Via the optic nerve
Via the spinal cord
