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The Senses

Bulbus Oculi Eyeball
Sclera white part of eye
Cornea a clear, dome-shaped surface that covers the front of the eye
Choroid supplies blood to the retina
Iris colored part of eye. Protects the retina
Function of Iris Regulates the amount of light that enters the eye
Retina visual part of the eye
Conjuctiva keeps the eye from drying out
Rods night vision
Cones color vision
Lens allows focus for close vision
Pupil regulates the amount of light entering the eye. It is the hole in the center of the iris that light passes through. The iris muscles control its size.
Aqueous Humor internal pressure of eye. Maintains the shape and nourishes the structures
Vitreous Humor colorless, transparent gel. Supports the internal parts of the eye
Ciliary Body This is where the Aqueous Humor is produced.
Suspensory Ligament connects ciliary body to transparent lens
Optic Disk blind spot
Optic Nerve This is the cable connecting the eye to the brain
Fovea Centralis produces the sharpest image
Eye Chart Snellin Chart
Eustachian Tube connects to throat
Otitis Media middle ear infection
Tinnitus ringing of ear
Labyrinth inner ear
Labyrinthitis inner ear infection
Cochlea sense of hearing (main organ of hearing)
Medicine for Dizziness Meclizine
Medicines for Nausea & Vomitting Compazine/Zofran/ Phenergan
What part of ear is the Auricle in? External Ear
What part of ear is the Typanic Membrane? External Ear
What is ear wax called? Cerumen
What part of ear is the oval & round windows in? Middle Ear
What part of ear is the Auditory Tube in? Middle Ear
What part of ear are the Malleus, Incus and Stapes located? Middle Ear
What part of ear is the Bony Labyrinth located? Inner Ear
What part of ear is the Membrous Labyrinth located? Inner Ear
What part of ear is the Endolymph located? Inner Ear
What is Endolymph? Clear fluid that fills the membranous labyrinth
What is Perilymph? a fluid located in the space between the bony and membranous labyrinth
Where is the Cochlea located? Inner Ear
What is Microvilli hair like projections that extend from their free surface
What are the senses of equilibrium? static equilibrium and dynamic equilibrium
What are the two sac like structures inside the vestibule (or membranous labyrinth) Utricle and Sacc
What is the Organ of Static Equilibrium? Macula
What is presbyopia? Farsightedness of Aging
Astigmatism defective curvature of cornea or lens resulting in distorted image on retina
Blepharitis Inflammation of the edges of the eyelid
Glaucoma Disease of the eye from increased pressure of aqueous humor caused by incred production or decreased drainage. Untreated can lead to blindness
Macular Degeneration progressive condition that results in the loss of central vision because of the breakdown of cells in the macula lutea. Affects older people
Meniere's Disease Chronic disease of inner ear. Causes recurring attacks of dizziness, tinnitus and fluctuating hear loss
Nyctalopia difficulty seeing at night
Otosclerosis progressive formation of bony tissue around the oval window. Immobilizes the stapes. Results in conduction deafness
Presbycusis impairment of hearing from aging
Sensorineural Deafness Hearing loss as a result of damage along any part of auditory pathway.
Tinnitus ringing of ears
Proprioception sense of body position and movements
Average Oral Temp 98.6
Axill Temp compared to Oral Temp 1 degree less
Aural Temp compared to Oral Temp the same
Rectal Temp compared to Oral Temp 1 degree more
Continuous Fever Body temp fluctuates minimally but always remains elevated. (scarlet fever/pneumococcal pnuemonia
Intermittent Fever Body temp rises and falls and at times returns to normal or becomes subnormal (bacterial & viral infections)
Remittent Fever Wide of range of temp. Fluctuates and is always above normal (influenza, pnuemonia, endocarditis)
What causes Heat Loss Urine, feces, moisture droplets from lungs, perspiration, conduction, convection, radiation
What causes Heat Production Voluntary & involuntary muscle contractions, cell metabolism, fever, strong emotional states
Conduction transfer of heat from one object to another by direct contact
Convection transfer of heat through air currents (outside)
Radiation transfer of heat in the form of waves. Continually radiating into cooler surroundings
Normal pulse for Infant 120-160 Average of 140
Normal pulse for Toddler (1-3) 120-160 Avg: 115
Normal pulse for Preschool Child (3-6) 80-110 Avg: 95
Normal pulse for School Aged Child (6-12) 75-105 Avg: 90
Normal pulse for Adults 12+ 60-100 Avg: 80
Normal pulse for Athletes 40-60 Avg: 50
What are BP lung sounds called? Korotkoff Sounds
Pulse Ryhthm time interval between heartbeats
Pulse Volume strength of heartbeat
Created by: dcarafa