External auditory canal - Study guides, Class notes & Summaries

ASU BIO 201 - Practical 3 Latest Version Already Passed Abducens Nerve - Cranial Nerve: VI - Composition: Motor - Function: Lateral movement of eye - Damaged: inability to turn eye laterally Accessory Nerve - Cranial Nerve: XI - Composition: Motor - Function: Swallowing; head, neck, and shoulder movements - Damaged: Impaired movement of head, neck and shoulders Anterior Chamber between the cornea and the iris Aqueous Humor clear fluid secreted by ciliary body; flows from p...

IHS Questions- For License Prep Verified 100% Correct. The adult ear canal: Rises upward and forward then descends to the drum The isthmus is: Where the canal narrows to enter the temporal bone The pinna and the external canal together: -Gather and reinforce accoustical signals -With the irregular shape of the auricle, cause increases and decreases at different frequencies as the sound arrives at the ear. -Forms a resonating tube. The average resonant frequency of the ear ca...

Which of the following is most related to the conjunctiva? a. Is the mucous membrane that forms the inner lining of the eyelids b. Is the vascular layer of the eyeball; it supplies the retina with blood c. Is composed of circular and radial muscles d. Forms the cornea, the window of the eye ANS: A 80. On its way to the retina light does not pass through this structure. a. Pupil b. Vitreous humor c. Choroid d. Cornea ANS: C 81. Which of the following is not true of the lens? a. Chang...

Frontal Bone - - bone that forms the forehead - superior to the eyes - most anterior bone on the skull supraorbital notch - - notch in the ridge of the eye socket Parietal Bone - - the most superior portion of the skull - found on either side of the skull Occipital Bone - - the most dorsal and inferior portion of the skull - back of head Foramen Magnum - - large hole located in the inferior portion of the skull - where spinal chord articulates with the brain Jugular Formen - ...

IPAP ENT Test I Questions and Answers 100% Solved auricle is innervated by what nerve superiorly and anteriorly: ️️auriculotemporal auricle is innervated by what nerve posteriorly and inferiorly: ️️greater auricular and lesser occipital auricle is innervated by what nerve by way of the concha and external auditory meatus: ️️vagus approx. 2.5 cm long in an adult S- Shaped Cerumen (wax) secreted by sebaceous glands in distal third of EAC ️️external canal what makes up ...

VIII Vestibucochlear - ANSWER-Balance and equilibrium are functions of the ________ nerve. tympanic membrane - ANSWER-The external ear is separated from the middle ear by a disk-shaped structure called the ________________________. auricle (pinna) - ANSWER-The _______ collects the sound waves and directs vibrations in to the external auditory canal. cerumen (ear wax) - ANSWER-A brown, waxlike substance secreted by ceruminous glands is called? 1 mm - ANSWER-How wide is the eustacian t...

The adult ear canal: : Rises upward and forward then descends to the drum The isthmus is: : Where the canal narrows to enter the temporal bone The pinna and the external canal together: : -Gather and reinforce accoustical signals -With the irregular shape of the auricle, cause increases and decreases at different frequencies as the sound arrives at the ear. -Forms a resonating tube. The average resonant frequency of the ear canal plus concha is: : 2700 Hz. The dividing line between t...

___ and ___ are 2 signs of diabetic coma. A. Drowsiness, acetone-smwlling breath B. Seizures, pale/ clammy skin C. Seizures, abounding pulse D. Flushed skin, giddiness E. Pale skin, weak pulse - Answer-A "Cauliflower ear" is an injury to which structure of the ear? A. Tympanic membrane B. External auditory canal C. Pinna D. Eustachian tube E. Internal auditory canal - Answer-C "Spearing" in football is a dangerous technique. Football coaches have discontinued this practice when ...

1. maxillary sinus: 2. pterygomaxillary fissure: 3. pterygoid plate: 4. hamulus: 5. zygomatic arch: 6. articular eminence: 7. zygomatic process: 8. external auditory meatus: 9. mastoid process: 10. middle cranial fossa: 11. lateral border of the orbit: 12. infraorbital ridge: 13. infraorbital foramen: 14. infraorbital canal: 15. nasal fossa: 16. nasal septum: 17. anterior nasal spine: 18. inferior concha:

5 general divisions of the ear Ans: outer middle inner 8th cranial nerve Peripheral sensory organs Ans: semicircular canals saccute utricle what are the otolith organs Ans: utricle saccule Temporal bone Ans: part of the skull where ear is located auricle Ans: the outside part of the ear that can be seen and is all made of cartilage located lateral to temporal bone central auditory system Ans: neural pathways in brainstem and cortical areas peripheral auditory system Ans: ...