Exam 2 Flashcards
As people grow older they tend to become more FARSIGHTED this condition is _________ .
Presbyopia
Cones are densely concentrated in the ________
Fovea centralis
The ability to distinguish one touch stimulus from two is called
Two- point discrimination
Specialized receptors found near the point of junction between tendons and muscles are
Proprioceptors
The sense organs are classified as
General and special
Olfactory is responsible for what sense
Smell
Gustatory cells are found in the
Mouth
What is not a primary taste sensation
Metallic
The sense organs of taste are
Taste buds
Sense organ canal involved in the sense of balance
Semicircular canals
Tiny bones in the middle ear
Ossicles
The 3 parts of the ear are
External , middle, inner
Receptor found only in the eye
Photoreceptor
The substance that fills the chamber of anterior eye
Aqueous humor
Inner most part of the eye
Retina
The colored part of eye
Iris
The eye part that is anterior to the choroid and posterior to the iris ( middle )
Ciliary body
The 3 layers of the eye parts
Conjunctive
Sclera
Iris
The part of eye that form tears
Lacrimal apparatus
Anterior part of eye
Sclera
The complex sense organ
The eye
What CN is the sense of smell
1 - Olfactory
What CN is the sense of vision
2 - Optic nerve
CN that is responsible eye movements and change in pupils
3 - Oculomotor nerve
CN responsible for eye movements
4 - trochlear
CN that is responsible for the teeth and skin of the head and motor muscles
5 - trigeminal
CN responsible for eye movements ( blinking)
6 - abducens
CN responsible for facial expressions
7 - facial
CN responsible for hearing
8 - vestibule cochlear
CN responsible for swallowing and tongue
9 - glossopharyngeal
CN responsible for internal organs
10 - vagus
CN responsible for motor information of internal organs
11 - accessory
CN for tongue movements of motor information
12 - hypoglossal
______ area in the frontal lobe responsible for the ability to speak
Broca
