Ch 10 Flashcards
Palpebral Fissure
opening between the eyelids
Conjuctivae
two thin, transparent mucous membranes lie between the eyelids and the eyeball
Sclera
tough, fibrous outer layer; “white of the eye”
Cilia
nasal hairs; trap airborne particles and prevent them from the lungs
Turbinates
concha; line lateral walls of nasal cavity, providing large surface area of nasal musosa for heat and water exchange
Salivary Glands
parotid, sublingual, submandibular; release saliva through small openings (ducts) in response to presence of food
Oropharynx
located at the back of mouth; includes uvula, anterior and posterior pillars, tonsils, and posterior pharyngeal wall
Larynx
voice box; lies just below pharynx and just above trachea; passageway for air (into trachea) and allows vocalization with vocal cords
Lymph Nodes
tiny oval clumps of lymphatic tissue, usually grouped along blood vessels
Dizziness
faintness, light-headedness, feeling as if their head is spinning, or inability to maintain normal balance in standing/seated position
Vertigo
sensation of movement, usually rotational like whirling/spinning
subjective: sense that one’s body is rotating
objective: objects spinning
cardinal symptom of vestibular dysfunction
Tinnitus
ringing in the ears
Presbyopia
loss of elasticity of the lens of the eye (caused by aging)
Ptosis
lid of either eye covering part of the pupil
Corneal Arcus
white, opaque ring encircling the limbus
Miosis
condition in which the pupil is constricted
< 6 mm
Mydriasis
condition in which pupil is dialated
> 6 mm
Nystagmus
involuntary movement of eyeball in horizontal, vertical, or rotary
injury to cranial nerve XI, alcohol use (jerkiness in eye)
Strabismus
eye that moves to focus after being uncovered; extraocular weakness of muscle or paralysis, difficulty focusing, refractive errors
lazy eye
Presbycusis
hearing loss associated with aging
Sensory Perception
ability to understand and interact through sense
sight, hearing, smell, taste, touch
Glaucoma
excess fluid in eye
Sensorineural Hearing Loss
damage to nerves in inner ear
Meniere’s disease
inner ear (imbalance, vertigo)
Occupational or Recreational risks for injury to head, eyes, ears, nose, or mouth
construction
Nicotine Products/ Alcohol can cause
dry mouth
inflammation
cancer
Migraine: Where?, How long?, Quality of Pain?, Who?, Other info?
Where? unilateral
How long? several hours to several days
Quality of pain? throbbing
Who? all but women > men
Other info? nausea, vomiting, dizzy, aura (sense that they know something is going to happen), photosensitivity
Cluster Headache: Where?, How long?, Quality of Pain?, Who?
Where? unilateral
How long? 30-60 min, multiple times/day
Quality of pain? stabbing/burning
Who? adolescent to young adult, men > women
Tension Headache: Where?, How long?, Quality of pain?, Who?, Other info?
Where? back or front of head
How long? several days
Quality of pain? vice-like pressure
Who? 20-40 years old (either sex)
Other info? muscle tension
Sinus Headache: Where?, How long?, Quality of Pain?, Who?, Other info?
Where? frontal/ maxillary
How long? until drainage
Quality of pain? pressure
Who? everyone
Other info? eye sensitivity