Sensation & Perception

Why should we study Sensation & Perception?

• helps us understand other's behaviour(s)

• helps interact with people productively

• to know how to respond to activities

• to learn about our body more

What is Signal Detection theory?

• Ability to detect various sounds and colors

• Ability to focus on one stimulus and ignore others

• Ability to see traffic signals

Top down processing refers to

• refers to the information coming from a height like top of a table

• Top-down processing refers to the use of contextual information in pattern recognition.

• refers to the information coming down from a height

Key elements of gestalt psychology are

• our mind fills in the gap

• Mind seeks to avoid uncertainty

• The whole is identified before the parts

• all of the above

Being able to see a candle flame 30 miles away on a clear night is the

• absolute threshold for human vision

• difference threshold for human vision

• ratio threshold for human vision

• bionic threshold for human vision

This picture best illustrates which gestalt grouping principle?

• closure

• continuity

• proximity

• similarity

What is the main difference between sensation & perception?

• sensation: information received

  perception: information interpreted

• sensation: feeling

  perception: interpretation of feeling

• sensation: physical process

  perception: psychological process

• sensation: input about environment

  perception: input about physical world

Which of the following is NOT one of the four primary sensory experiences that make up taste?  

• Sweet
• Sour
• Bitter
• Warmth

A principle that states, for any change in a stimulus to be detected, a constant proportion of that stimulus must be added or subtracted.  

• Gate-Control Theory
• Weber's Law
• Difference Threshold
• Multiple constant 

Smell is transmitted to the brain via the.....

• Optic Nerve
• Olfactory Nerve
• Auditory (chochlear nerve)
• Sensory Nerve