Week 6 Part 1 Flashcards
Orbit
The part of the skull that holds the eye
Conjunctiva
Lacrimal gland
Anterior chamber is made up of
Watery liquid called aqueous humor
Posterior chamber is made up of
A jelly liquid called vitreous humor
Sclera
Whites of the eye
Cornea
Transparent part of the sclera to let light go through
Iris
The coloured part of the eye that controls the size of the pupil
Pupil
Space
Lens
Help focus the light rays that enter the eye called accommodation
These sensors in the retina are called
Rods and cones
Rods work to dim light and cones work with bright light and colour
The structures that make up the sensory system
Eye
Ear
Tongue
Nose
Choroid
Thin layer between the sclera and the retina
Pinna or auricle
Auditory canal
Tympanic membrane
Also called the ear drum
Ossicles
Smallest bones in your body
Joined together to increase sound waves
The ossicle bones are called
Malleus, incus, and stapes
Eustanchine tube
Equalizes pressure in the ear
Cochlea
Snail shaped, is connected to the membrane separating the middle ear from the inner ear
Holds fluid that helps move the sound waves through the inner ear
Semicircular canals
The sound waves move through
Help keeps balance
Taste receptors are called
Taste buds
Sense of smell is called
Olfaction
Touch receptors are called
Tactile corpuscles
Pain receptors are
Branches of nerves called free nerve endings
Referred pain
Where you feel pain in a different part of the body from where it’s occurring.
Cateract
Is a cloudy lens
Cerumen
Commonly known as ear wax
Cutaneous sense
Relating to or effecting the skin
External auditory meatus
Also known as ear canal
Gustatory
Taste
Labyrinth
Is a series of bony cavities within the inner ear
Optic
Lens or other optical components in an optical instrument
Tactile
Connected with the sense of touch
Special senses
Sight
Sound and equilibrium
Taste
Smell
Visceral sense
Includes nausea, hunger, thirst, and a need to urinate and deficate
Lacrimal sac
Vestibule chamber
Send signals to your brain
What’s in the external ear
Auricle or pinna
What’s in the middle ear
Ossicles
Eustachian tubes
What’s in the Internal ear
Cochlea
Semicircular canals
Sound enters the auditory canal and vibrates
This is called
Tympanic membrane
Sound conduction
In the middle the ——— amplifies the sound
This is called
Ossicles
Bone conduction
The basic tastes
Sweet
Salty
Bitter
Sour
Umami