The process by which sensations are organized into an inner representation of the world.

________________ is the weakest level of a stimulus that is necessary to produce a sensation.

__________ is below a person’s absolute threshold for conscious perception

The minimal difference between two things so they will be perceived as different.

The minimal amount that something can be increased or decreased so that the difference is perceived

The fraction of intensity by which stimuli must be increased or decreased so a difference can be perceived.

Weber's Constant of 1/60

Weber's Constant of 1/53

Weber's Constant of 1/333

When you become more sensitive to a stimuli.

When you become less sensitive to a constant stimuli.

This covers the eye.

What area of the eye controls the size of the pupil and regulates how much light enters the eye?

What is the function of the lens?

The photoreceptor cells that help us see color are the ________________.

The photoreceptor cells that help us see black and white are the ________________.

Where are the rods and cones located?

The central point of the retina where we have the best visual acuity is called the __________________.

If you have to be close to see an object, you are _________.

If you have to be far away from an object to see it clearly, you are _________.

When your lens grow brittle in your late 30s to mid 40s and it is harder to see.

What color theory accounts for afterimages?

What color theory theorized that our retina has three different types of cones: red, green and blue.

What is the part of the retina where the ganglion cells converge to form the optic nerve?

Which gestalt principle is the image?

Which gestalt principle is the image?

Which gestalt principle is the image?

Which gestalt principle is the image?

The _______________ of a sound is determined by its frequency.

The greater the number of cycles per second (Hz), the ___________ the pitch of the sound.

The ____________ of a sound roughly corresponds to the height, or amplitude, of sound waves.

The _________ ear is composed of a funnel-like shape that vibrates in response to sound waves.

Which of the following is NOT a small bone in the middle ear that amplifies and transmits sound.

In the _________ there are _____________ hair cells.

Which theory says that different pitches cause hair cells in certain locations to fire?

Which theory states that if you have a tone of 600 Hz, then 600 nerve impulses will fire?

The Volley Principle is for the 1,000-4,000 range because individual neurons cannot fire more than 1,000 times per second.

Hearing loss resulting from damage to the bones of the middle ear is called ___________ hearing loss.

Hearing loss resulting from damage to the inner ear or auditory nerve is called ___________ hearing loss.

Gate-control theory has been formulated to explain our sense of ___________.

How many taste buds does a person have?

What allows us to maintain balance and keep our body upright?

What is the sense that informs us about the position and motion of parts of the body?