Unit 1B/2A Flashcards(Sensation Perception)

Front

Detecting a stimulus 50% of the time best defines which concept?

Back

Absolute threshold

Front

Which term explains why a person no longer notices the smell of their own perfume after wearing it for a few minutes?

Back

Sensory adaptation

Front

The minimum difference needed to detect a change between two stimuli refers to:

Back

Just-noticeable difference (difference threshold)

Front

According to Weber’s Law, the ability to detect a difference between stimuli depends on:

Back

A constant proportion (ratio) of change

Front

Processing that begins with raw sensory input and builds toward perception is known as:

Back

Bottom-up processing

Front

A mental framework that influences how we interpret incoming information is called a:

Back

Schema

Front

Expecting to see a snake in the woods and therefore misinterpreting a stick as a snake illustrates:

Back

Perceptual set

Front

Failing to notice a gorilla walking across the screen during a task requiring focused attention demonstrates:

Back

Inattentional blindness

Front

The fact that people often fail to notice gradual changes in the environment (e.g., a person’s hat slowly changing) illustrates:

Back

Change blindness

Front

In vision, the process of converting light energy into neural signals occurs in the:

Back

Photoreceptors (rods & cones)