Exam 8: Special Senses

The pupil is the circular opening in the iris through which light passes.

The small, peglike projections of the tongue's surface are called ________.

The aqueous humor of the eye is reabsorbed into venous blood through the ________.

The inability to see distant objects is termed "nearsighted" or ________.

Match the following descriptions to their appropriate eye structure: -Transparent portion of the fibrous layer

Match the following taste sensations: -Proteins

Explain static and dynamic equilibrium and their interrelationships.

Your elderly neighbor wears hearing aids. Without them, he can't hear you knocking on his door. Do you think he wears the hearing aids for sensorineural deafness or conduction deafness? Explain your choice and differentiate between the causes of these two types of deafness.

Dynamic equilibrium receptors are found in the ________.

Describe the pathway of sound waves that result in the sensation of hearing.

Using Figure 8.1, identify the following: -The semicircular canals are indicated by ________.

Eyes suddenly exposed to bright light experience ________.

Using Figure 8.1, identify the following: -The tympanic membrane is indicated by ________.

An ear infection following an illness such as a cold can pass from the throat through the auditory (pharyngotympanic) tube to the ________.

Loss of the same side of the visual field of both eyes from damage to the visual cortex on one side only is called ________.

Which area of the retina lacks rods and cones and therefore does not detect images?

The transparent portion of the fibrous layer of the eye is the ________.

Describe the role of the lens in vision. Name and explain the disease caused by the hardening of the lens.

Sour receptors assist us with detecting acidic foods, such as lemons and oranges, which are high in vitamin C.

The middle ear is a fluid-filled cavity.