Ch. 34 - The Special Senses Flashcards
(19 cards)
What are the 5 primary taste sensations?
Sweet, Sour, Bitter, Umami, Salty
What is the tough, white of the eye which forms most of the fibrous (outer) layer called?
Sclera
What is the muscular, colored part of the eye, surrounding the pupil?
Iris
WHat is the medical name for flap of skin and cartilage on the side of the head commonly referred to as the ear?
Pinna or Auricle
What is the medical term for the eardrum?
Tympanic Membrane
What do changes in earwax that accompany aging include?
Changes in the charcter or composition of secretions from glands secreting cerumen
The olfactory area is located in which cavity or structure?
Nasal Cavity
What is the name of the taste sensation associated with a savory, meaty sensation?
Umami
The turning inside-out of the lower eyelid is known as what?
Ectropion
The immobilization of the stapes within the inner ear that is a common cause of conductive hearling loss is called what?
Otosclerosis
What responds to chemical concentrations?
Chemoreceptors
What is the correct sequence of olfactory information?
Chemoreceptors > olfactory nerves > olfactory bulb > oftactory tract > cerebrum
Where does the majority of refraction (focusing of light rays) in the eye take place?
Cornea
What happens under conditions of low light?
The iris will contract and the pupil will dilate
What is the order of the three tiny bones that transmit sound through the middle ear (from the middle to the inner ear)?
Malleus > Incus > Stapes
What organ(s) of the internal ear contribute(s) to maintaining equilibrium?
The vestibule, semicircular canals, the labyrinth
Which nerve carries information about position and positional changes?
The vestibular nerve
What are the fluids of the internal ear that contributes to maintaining equilibrium?
Endolymph and Perilymph
