Exam 10: Sensory Physiology

What causes the release of neurotransmitter when bitter taste has stimulated a taste cell?

Solutions containing a high concentration of hydrogen ions would maximally stimulate taste buds for sweet.

Some ganglion cells of the retina contain _______ that is sensitive to luminance and helps the hypothalamus regulate circadian rhythms.

What color of light is best absorbed by rods?

Which type of eye movements are high velocity (400 to 800 degrees per second)?

The most common form of color blindness is deuteranopia,which is congenital absence of the ____ gene.

Proprioception and pressure impulses are carried by large,_______ neurons in the ______ columns of the spinal cord and are ____.

Sympathetic stimulation is responsible for pupil _____________ in _________ light.

Each cone communicates with only one ganglion cell while many rods communicate with one ganglion cell.

Rods and cones face to the front of the eyeball (toward the incoming light).

Chemoreceptors that respond to chemical changes in the external environment are called

An individual would normally perceive pain when the chemoreceptors are stimulated.

What is found in the posterior cavity of the eyeball?

Damage to cranial nerve _____________ would limit the ability to taste sweet substances.

Ablation of the superior colliculus of the midbrain would induce deafness.

Having the ability to ignore constant phasic stimuli is called

Which of the following is TRUE of taste?

In the dark,the photoreceptors release an inhibitory neurotransmitter that prohibits bipolar neurons from exciting ganglion neurons.

_____________ receptors undergo slow adaptation.

Myopia is corrected with concave lenses.