Exam 15: The Special Senses

Select the statement below that is not true with regards to the process of light adaptation.

Match the following: -The central part of the bony labyrinth.

Match the following: -Loss of hearing resulting from prolonged exposure to high-intensity sounds.

Static equilibrium involves the sensation of linear acceleration as well as changes in head rotation.

Bitter taste is elicited by ________.

The blind spot of the eye is caused by ________.

The quality of a sound is based on the atmospheric pressure at the time the sound is generated.

Ciliary muscles are considered voluntary,skeletal muscle.

Vitamin A needed by the photoreceptor cells is stored by the cells of the retina pigmented layer.

Seventy percent of all sensory receptors are located in the ________.

In order for sound to reach the spiral organ (of Corti),the auditory ossicles must vibrate the oval window and set the endolymph in motion.

When we move from darkness to bright light,retinal sensitivity is lost,but visual acuity is gained.

Which of the following could not be seen as one looks into the eye with an ophthalmoscope?

Hair cells in the spiral organ of the ear are never replaced.

Which of the following is true about gustatory receptors?

A nurse is administering Pilocarpine eye drops.The nurse instructs the patient to press on the nasolacrimal duct for 30 seconds because the medication can have some systemic side effects,such as affecting the heart rate.Explain the rationale for pressing on the nasolacrimal duct.

What is the main function of the rods in the eye?

Figure 15.1 Using Figure 15.1, match the following: -Amacrine cell.

Figure 15.2 Using Figure 15.2, match the following: -Lacks photoreceptors; where optic nerve exits the eye.

There are three layers of neurons in the retina.The axons of which of these neuron layers form the optic nerves?