HEENT

  1. Identify structuresImage Upload 1
    Image Upload 2
  2. Image Upload 3
    Image Upload 4
  3. Hearing process from pinna to brain
    Pinna, auditory canal, tympanic membrane, malleus, incus, stapes, oval window, cochlea, cochlear nerve,
  4. Explain linear motion in terms of the structures of the ear
    The otoliths in the vestibule manipulate gel in which are embedded hair cells that send signals to the vestibular nerve to vestibulocochlear nerve (CN VIII)
  5. Utricle and saccule sense which type of movement?
    • Saccule: vertical
    • Utricle: horizontal
  6. Explain the relationship between the ear and angular movement
    Movement of hair cells in the endolymphatic duct of the semicircular canals provides information to the vestibular nerve
  7. path of sensory balance information to the brain
    Otoliths, hair cells, Vestibular complex, vestibular nerve, vestibulocochlear nerve, cerebellum & cerebral cortex
  8. path of sensory sound information to the brain
    Pinna, auditory canal, tympanic membrane, malleus, incus, stapes, oval window, Cochlea, cochlear nerve, thalamus, auditory complex
  9. Treat otitis externa
    2% acetic acid, corticosteroid, antibiotics
  10. treat otitis media
    Amoxicillin 80-90 mg/kg per day, in two doses.
  11. If patient is allergic to first line treatment for otitis media
    • Azithromycin 10 mg/kg on day one, then 5 mg/kg qid x 4 days 
    • OR
    • Bactrim 4/20 mg/kg q 12 hours
  12. Cerumen softener
    Carbamide Peroxide
  13. Adverse effect of chloramphenicol
    Aplastic anemia
  14. drugs that can increase IOP in OAG pts
    Corticosteroids, anti cholinergic, succinylcholine
  15. Drugs that can induce closed angle glaucoma
    Antidepressants, antihistamines, phenothiazines
  16. sympathomimetic eyedrop, example and side effect
    Brimonidine, tachycardia
  17. Anticholinergic eyedrop, example and side effect
    Pilocarpine, wheezing, GI upset
  18. indication and dosing for trifluridine
    Herpes simplex, every two hours while awake until healed and then qid x 7 days
  19. Treat serous otitis media
    Steroid burst and antibiotic
  20. Ménière disease
    • Episodic vertigo with hearing loss, blowing tinnitus, unilateral aural fullness.
    • Tx w/low salt diet and diuretic
  21. Mononucleosis vs tonsillitis
    • Lymphocytes : WBC = 35%+
    • Epstein barre
  22. Steps to take for retinal artery occlusion patient while waiting for retinologist
    • Lay flat ,
    • ocular massage,
    • IV acetazolamide,
    • high concentration O2
  23. ProphylaxisFor family members of pt with epiglottitis
    rifampin
Author
ketch22
ID
338327
Card Set
HEENT
Description
Anatomy of the human head, eyes, ears, nose, and throat
Updated