Exam 26: Sensing the Environment

The figure below depicts a human eye. When focusing on an object that is far away, the structure indicated by the arrow in the figure above

We perceive pressure waves in air as _____.

The ________ of the lens of your eye changes when you focus on objects at different distances.

In our eyes, cones are found in the

In our ears, sound is converted into nerve impulses by the

The lens of your eye projects images ____________ on your retina, but brain processing returns images to the correct orientation.

The eye is not like a camera in which of the following ways?

Which of the following statements about insect eyes is true?

The figure below illustrates the organ of Corti, a part of the Cochlea in the human inner ear. What labeled region of this figure of the organ of Corti is directly stimulated to vibrate in response to the air movements causes by sound?

Compound eyes of insects use mechanoreceptors rather than photoreceptors.

The evolution of the complex eyes we find in vertebrates could have begun with

Which of the following is not a sensory receptor?

Depth perception depends in large part on

The compound eyes of a honeybee

Our sense of balance would not be possible without

We can distinguish volume because __________ sounds produce greater movement of the basilar membrane.

In a single lens eye, the lens

A drug that decreases your ability to taste and smell might inhibit the function of

In the case of both smell and taste, chemicals must dissolve in water before they can be detected by sensory receptors.

The human skin has numerous sensory receptors that take in information about our environment, and these receptors are concentrated in areas where detailed information on touch is needed. Which of the following body areas is likely to have the smallest number of sensory receptors?