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28 Cards in this Set
- Front
- Back
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During what trimester does development of the ear occur?
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the first trimester
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What sinuses are present at birth?
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the maxillary and ethmoid
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what sinuses begin to develop at about 3 years of age?
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frontal and sphenoid
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when do the 20 decidious teeth erupt?
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between 6 and 24 months
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What effect does elevated levels of estrogen have on the upper respiratory tract of pregnant women?
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increases vascularity; engorges capillaries of nose and pharynx; nasal stuffiness, decreased sense of smell; laryngeal changes cause deepness of voice
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Age related hearing loss is associated with...
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degenartion of hair cells in the organ of corti, loss of cortical and organ of corti neurons, degen of cochlear conductive membrane and decreased vascularization to the cochlea
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what can cause hearing loss in children?
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-prenatal factors: infection, drugs, irradiation, syphillis<br />-birth weight less than 1500g<br />-severe hyperbilirubinemia<br />-infection (meningitis, ear infection)<br />-head trauma
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what is xerostomia?
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dry mouth
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What are tophi, and what does it indicate?
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small, whitish uric acid crystals along the peripheral margins of the auricles. may indicate gout
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A low set or unusual angle of the auricle may indicate...
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chromosomal aberrations or renal disease
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What are the two types of cerumen and in whom are they found?
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Dry and wet.<br />dry is found in whites and blacks<br />wet is found in asians and native americans
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what is the rinne test?
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helps to distinguish whether the patient hears better by air or bone conduction
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Which should be longer, air or bone conduction?
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air conduction should be twice as long as bone conduction
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What does the Weber test check?
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it assess unilateral hearing loss
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What is epistaxis?
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nose bleed
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What is crepitus?
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peculiar crackling, crunching
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What is rhinorrhea?
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persistent watery discharge from nose as in the common cold
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What is cheilitis?
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dry, cracked lips
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what is cheilosis?
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deep fissures at the corner of the mouth
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Cheilosis can be caused by what two things?
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a riboflavin deficiency or over closure of mouth causing saliva to macerate the tissue
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What is circumoral pallor and what is it associated with?
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surrounding the mouth, scarlet fever<br />
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What should the stensen duct look like?
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whitish yellow or whitish pink protrusion in alignment with 2nd upper molar
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What is leukoedema and is it normal?
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it is a diffuse filmy grayish surface with white streaks, wrinkles. it is an asymptomatic benign lesion of the buccal mucosa. yes it is normal
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what are fordyce spots?
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(an expected variant) ectopic sebaceous glands that appear on the buccal mucosa and lips as small, yellow-white, raised lesions.
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A red spot on the buccal mucosa next to stensens duct could indicate...
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parotitis (mumps)
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A smooth red tongue with a slick appearance indicates...
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a vitamin B12 deficiency
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What could cause a hairy tongue?
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antibiotic therapy
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Where do you find wharton ducts?
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on each side of the frenulum
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