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psych 5 sensation and perception

Total questions: 23

Worksheet time: 23mins

Name
Class
Date
1.

occurs when sensory information is detected by a sensory receptor

(a)  

2.

Five senses of our body

(a)  

3.

other senses of our body

(a)  

4.

this other sense of our body provide information about balance

(a)  

5.

this other sense of our body highlights body position and movement

(a)  

6.

this other sense of our body focuses on pain

(a)  

7.

this other sense of our body senses temperature

(a)  

8.

refers to the minimum amount of stimulus energy that must be present for the stimulus to be detected 50% of the time. It is the minimum amount of stimulation required to trigger the sensation of touch, taste, smell, vision or hearing and it can still be detected half of the time.

(a)  

9.

Unlike the absolute threshold, the (a)   changes depending on the stimulus intensity. also called as Just Noticeable Difference (JND)

10.

(a)   proposed this theory of change in difference threshold in the 1830s, and it has become known as Weber’s law: The difference threshold is a constant fraction of the original stimulus.

11.

refers to the way sensory information is organized, interpreted, and consciously experienced

(a)  

12.

Occurs when we sense basic features of stimuli from the environment and then integrate them.

(a)  

13.

Occurs when previous experience and expectations are first used to recognize stimuli.

(a)  

14.

This is when we don't perceive stimuli that remain relatively constant over prolonged periods of time.

(a)  

15.

Plays a significant role in determining what is sensed versus what is perceived.

(a)  

16.

is defined as the processes that allow people to choose and focus on something in the environment so that it can be processed further, while at the same time suppressing, ignoring, or minimizing information that is distracting or irrelevant.

(a)  

17.

This phenomenon, known as the “cocktail party effect, ” allows people to tune into specific conversations around them even when surrounded by many distracting discussions.

(a)  

18.

is the failure to notice something that is completely visible because the person was actively attending to something else and did not pay attention to other things

(a)  

19.

The ability to identify a stimulus when it is embedded in a distracting background

(a)  

20.

Is the distance from the center line to the top point of the crest or the bottom point of the trough or the maximum extent of a vibration

(a)  

21.

refers to the length of a wave from one peak to the next. These are points in a sound wave or electromagnetic wave

(a)  

22.

vertical distance between the crest and the trough

(a)  

23.

is the only portion of the larger electromagnetic spectrum that can be visible to humans. The (a)   in humans is associated with wavelengths that range from 380 to 740 nm