Skip to content
Back to quiz
6. tactile receptors are:
- activated by touch and pressure
- located behind the lens in the vitreous humor
- located within the semicircular canals
- nociceptors
7. which of the following best describes pupillary dilation?
- mydriasis
- amblyopia
- miosis
- refraction
8. a nociceptor detects
- radiation
- pain
- [H+]
- light
9. a cataract is a:
- cloudy lens
- scarred cornea
- retinal detachment
- bulging optic disc
10. which of the following equipment is used to elicit the photopupillary reflex?
- bell
- snellen chart
- penlight
- hammer
11. which of the following is the best example of referred pain?
- a person has an abscessed tooth and is complaining of severe pain in the same jaw
- a person with a history of gallbladder disease eats a high-fat meal. she complains of mid-epigastric pain and pain beneath her right scapula.
- a footballer pulls a hamstring and must be supported while walking off the field obviously favoring the affected leg
- a person stubs his right great toe and is observed hopping on his left leg
12. what is the location of the semicircular canals and the cochlea?
- middle ear
- outer ear
- inner ear
- pharynx
13. what is the name of the tube that connects the pharynx and middle ear?
- eustachian
- vestible
- cochlea
- oval window
14. rods and cones are:
- glial cells
- refracting structures
- visual receptors
- visual reflexes
15. the conjuntiva:
- contains blood vessels that nourish the retina
- is a mucous membrane
- covers the cornea
- secretes aqueous humor
16. Diminished drainage of aqueous humor through the canal of schlemm:
- elevates intraocular pressure causing glaucoma
- causes strabimus
- causes a choked disc or papilledema
- paralyses the muscles of accomodation
17. which structure separates the out ear from the middle ear?
- tympanic membrane
- pinna
- oval window
- round window
18. which of the following structures secretes tears?
- lacrimal gland
- optic disc
- canal of Schlemm
- ciliary body
19. an increase of intraocular pressure is most likely to cause:
- night blindness
- macular degeneration
- damage to the retina, leading to blindness
- cataracts
20. which of the following is defined as the involuntary rhythmic oscillating movements of the eyes?
- emmetropia
- presbyopia
- nystagmus
- myopia