Exam 15: The Special Senses

Figure 15.1Using Figure 15.1, match the following: -High frequency sounds are detected when the basilar membrane is displaced near the .

Figure 15.4Using Figure 15.4, match the following: -Contrast light and dark adaptation and include the role of the rods and cones.

Farsightedness is more properly called _ .

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

Figure 15.3Using Figure 15.3, match the following: -What two things does the ciliary body do?

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

The only special sense not fully functional at birth is the sense of .

When you go to the fair and ride the roller coaster, where do those wild sensations come from?

What is a modiolus?

The extrinsic eye muscle motor units contain only 8 to 12 muscle cells and in some cases as few as 2 or 3 muscle cells.

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

Conscious perception of vision probably reflects activity in the .

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

Figure 15.2Using Figure 15.2, match the following: -Explain why your nose runs during and immediately after a good cry.

Dark adaptation .

Visual inputs to the serve to synchronize biorhythms with natural light and dark.

The cells of the retina in which action potentials are generated are the .

What structure regulates the amount of light passing to the visual receptors of the eye?

Figure 15.3Using Figure 15.3, match the following: -Fluid blockages cause glaucoma.

Information from balance receptors goes directly to the .