Question 1

Which of the following best describes the difference between sensation and perception?

Accepted Answer

Sensation is the detection of physical energy by sense organs, while perception is the brain’s interpretation of raw sensory inputs.

Question 2

A person is able to recognize their friend’s face in a crowd because they expect to see them there. This is an example of:

Accepted Answer

Top-down processing

Question 3

Which of the following is an example of perceptual constancy?

Accepted Answer

Recognizing a door as rectangular even when it is partially open

Question 4

The image of a person standing close and another farther away, both appearing to be the same size, demonstrates which type of perceptual constancy?

Accepted Answer

Size constancy

Question 5

Which structure in the eye is responsible for focusing light onto the retina?

Accepted Answer

Cornea

Question 6

What is the main function of rods in the retina?

Accepted Answer

Allow us to see in low levels of light

Question 7

A person who cannot see any color and only perceives shades of gray is most likely a:

Accepted Answer

Monochromat

Question 8

According to the trichromatic theory, color vision is based on the activity of which three types of cones?

Accepted Answer

Red, green, and blue

Question 9

Which theory explains why we see afterimages in complementary colors?

Accepted Answer

Opponent process theory

Question 10

A person is tested with an Ishihara plate (a circle of colored dots) and cannot distinguish the number embedded in the pattern. This test is used to diagnose:

Accepted Answer

Color blindness

Question 11

Which of the following best describes bottom-up processing?

Accepted Answer

Processing in which the whole is constructed from parts

Question 12

If a person’s optic nerve is damaged, which of the following is most likely to occur?

Accepted Answer

They will have a blind spot in their vision

Question 13

Which of the following is TRUE regarding the fovea?

Accepted Answer

It is the part of the retina responsible for sharpness of vision

Question 14

Which sense receptor is responsible for detecting color in the visual system?

Accepted Answer

Cones

Question 15

A person who is a dichromat is missing the function of one type of cone. Which of the following best describes their vision?

Accepted Answer

They can see some colors, but not all

Question 16

Which of the following is NOT a sense organ receptor shown in the provided diagram?

Accepted Answer

Olfactory bulb

Question 17

Which process allows us to perceive the color of an object consistently, even under different lighting conditions?

Accepted Answer

Color constancy

Question 18

Which of the following best explains why both the trichromatic and opponent process theories are needed to explain color vision?

Accepted Answer

Some neurons rely more on trichromatic processing, while others rely more on opponent processing.

Question 19

Which of the following equations best represents the relationship between the three types of cones and perceived color according to the trichromatic theory?

Accepted Answer

$C = aR + bG + cB$

Question 20

A person is able to recognize a familiar melody played on a piano, even if it is played in a different key. This is most similar to which type of perceptual constancy?

Accepted Answer

Perceptual constancy (general)

Sensation and Perception: Study Guide for Psychology Students

Study Guide - Practice Questions

Study Guide - Flashcards