Outer ear pinna - Study guides, Class notes & Summaries

CAOHC Certification Exam Questions and Answers What does CAOHC stand for? - Answer-Council for Accreditation in Occupational Hearing Conservation Who is the certification body for? - Answer-Occupational Hearing Conservationist (OHCs) Course Directors (CDs) Professional Supervisors (PSs) What is CAOHCs mission? - Answer-To promote hearing loss prevention by enhancing the quality of occupational hearing loss prevention practices, with a focus on: Providing OHCs: resources and gui...

Nurs 629 Exam 3 (Maryville) Questions and Answers 100% Pass Otitis media pathogens Caused by: S. Pneumoniae (most common); H. Influenzae, M. Catarrhils Otitis media Symptoms: Fever, Pain, discharge from ear, tugging at ear, irritability, crying, lethargy, decreased appetite, decreased sleep, Recent URI Objective findings in otitis media Red, bulging OM; Retracted with pus; no movement of TM, Inability to see landmarks; occasional hole in TM Treatment for AOM + Conjunctivitis d/t : H. Influenz...

Audiology Praxis 5343 Exam 2023 What is the relationship between fundamental frequencies and harmonics? - AnswerF0= lowest freq component of a complex periodic sound; harmonic is a regular and repeating multiple of the f0 In which frequencies and at what intensities are most speech sounds produced? - Answer-When applied to speech, the human voice spans a range from about 125Hz to 8kHz. 55-65 dB Define threshold - Answer-"Threshold is defined as the lowest decibel hearing level at wh...

Exam 1: NURS 620/ NURS620 (Latest 2024/ 2025 Update) Adult/Gerontology Health Care I Guide | Qs & As| 100% Correct| Grade A (Verified Answers)- Maryville Q: Signs and Symptoms of Otitis Externa Answer: "Swimmer's Ear" o Inflammation of the membranes lining of the auditory canala and/or contiguous structures of the outer ear o Commonly caused by microbial infection (p.306) o Subjective: acute, severe otalgia with sudden or gradual onset o Pain may be worse at night, chewing may ...

Conductive Keratoplasty. What is that?! Does it use a laser or blade?? - ANSWER: Neither laser nor blade... It uses radiofrequency energy. Corrects Hyperopia by shrinking midperpheral stromal collagen. Results last only a few years but surgery is repeatable. Laser Thermal Keratoplasty. What is that? Does it use a blade or radiofrequencies? - ANSWER It uses a laser actually. Laser thermal keratoplasty (LTK) is also a surgery that is targeted towards presbyopes with low amounts of hy...

Auricular malformations: Microtia Ans: - may or may not impact audiogram (O box) - malformed or smaller pinna Auricular malformations: Anotia Ans: - psycoacustic problem - absent pinna - anotia with atresia because no ear canal = ABG Auricular malformations: Atresia Ans: -absence or closure of ear canal - closure of any valve (could be cartilage/bone) Does Auricular malformations affect AC? Ans: If yes then there's block in outer ear (O box) Microtia with atresia Ans: - no place fo...

International Hearing Society Questions and Answers 100% Pass What problem is introduced when a hearing instrument is inserted into the concha and/or EAM in regards to resonance? How is it fixed> Eliminates naturally occuring resonances of same- frequency signals, which must be fixed through the instrument for more natural-sounding amplification Frequency range to which the outer is is more sensitive 2700 Hz to 5000 Hz Professionalism The practice of an occupation with the ...

Pinna (Auricle) Ans: outer ear, primarily made of cartilage, collects auditory stimuli and funnels it into ear canal Concha Ans: outer ear, deep center portion external auditory meatus Ans: outer ear, opening to the external auditory canal external auditory canal Ans: outer ear, 2-3cm in length, first 1/3 of the canal is cartilaginous with glands and hair follicles, final 2/3 is bony Tympanic Membrane Ans: middle ear, most lateral, cone shaped, pearl white in color (unless you have ...

A&P WCC Exam 3 Practice 113 Questions with Verified Answers Destruction of the ventral nerve roots will result in: A. The inability to move B. The inability to form cerebrospinal fluid C. The ability to speak louder than usual D. The ability to conduct more nerve impulses more efficiently - CORRECT ANSWER the inability to move The highest concentration of cone-shaped cells is at the: A. Ciliary body B. Iris C. Fovea centralis D. Temporal lobe - CORRECT ANSWER fovea centralis Th...

Pathway of Vision light -> cornea -> pupil/iris -> lens -> retina -> rods/cons -> bipolar cells -> ganglion cells -> optic nerve -> optic chiasm -> occipital lobe Cornea Clear, protective cover on the eye Pupil/iris Controls light entering the eye Lens Focuses light onto retina Fovea Best vision (cones) Rods black/white, dim light Cones Colors, bright light Bipolar cells Connects rods/cones and ganglion cells Ganglion ...