Senses Review

Which of the following sensory receptors would lead you to squint in bright light?

• thermorecepptors
• mechanoreceptors
• photoreceptors
• chemoreceptors

The area of the retina where the optic nerve exits the back of the eye.

• chiasma
• optic disk
• fovea centralis
• choroid

Area of the retina with the greatest visual acuity.

• chiasma
• optic disk
• fovea centralis
• choroid

What structure is found in the sheep eye, but not in humans?

• tapetum lucidum

• optic disk
• fovea centralis
• choroid layer

External eye muscles that can elevate and turn the eye because they attach sideways inside of going straight back.

• obliques

• rectus

• iris

• lacrimal

Type of photoreceptor cell that detects colors

• stapes
• rods
• cones
• choroids

Sensory receptors that are sensitive to chemical information from the environment are found in the

• skin and hypothalamus
• nose and mouth
• skin, hair follicles, and ears
• eyes

The technical term for adjusting the lens and pupil to focus on objects at different distances.

• refraction

• accomodation

• equilibrium

• gustation

In the inner ear the __ sense sound waves and the __ are for sensing position and motion of the head.

• semicircular canals; cochlea

• cochlea; semicircular canals

• tympanum; ossicles

• utricle; choroid

Which receptors respond to a scraped knee?

• thermoreceptors
• free nerve endings
• chemoreceptors
• photorecptors