Sensory Perception Pearson
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| What is the name of cranial nerve I and it's function? Pg.1279 | Name: Olfactory
Function: Sense of smell
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| What is the name of cranial nerve II and it's function? Pg.1279 | Name: Optic
Function: Vision
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| What is the name of cranial nerve III and it's function? Pg.1279 | Name: Oculomotor
Function: Eyeball movement, moves eye medially, elevates/depresses eye or rolls superiorly/inferiorly, elevates eye & turns it laterally, Raising of upper lid, Constriction of pupil, Proprioception
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| What is the name of cranial nerve IV and it's function? Pg.1279 | Name: Trochlear
Function: Eyeball movement, depresses eye & turns laterally
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| What is the name of cranial nerve V and it's function? Pg.1279 | Name: Trigeminal
Function: Sensation of upper scalp, upper eyelid, nose, nasal cavity, cornea, & lacrimal gland, palate, upper teeth, cheek, top lip, lower eyelid, tongue, lower teeth, chin, & temporal scalp
Chewing
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| What is the name of cranial nerve VI and it's function? Pg.1279 | Name: Abducens
Function: Moves eye laterally
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| What is the name of cranial nerve VII and it's function? Pg.1279 | Name: Facial
Function: Movement of facial muscles
Secretions lacrimal, nasal, submandibular, sublingual glands
Sensation of taste
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| What is the name of cranial nerve VIII and it's function? Pg.1279 | Name: Acustic/ Vestibulocochlear
Function: Sense of balance, Sense of hearing
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| What is the name of cranial nerve IX and it's function? Pg.1279 | Name: Glossopharyngeal
Function: Swallowing, Gag reflex, Secretions of parotid salivary gland, Sense of taste, Touch, pressure, & pain from pharynx & posterior tongue, pressure from carotid arteries, Receptors to regulate BP
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| What is the name of cranial nerve X and it's function? Pg.1279 | Name: Vagus
Function: Swallowing, Regulation of cardiac rate & respirations, digestion, Sensation from thoracic & abdominal organs, proprioception, Sense of taste
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| What is the name of cranial nerve XI and it's function? Pg.1279 | Name: Accessory
Function: Movement of head & neck, Proprioception
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| What is the name of cranial nerve XII and it's function? Pg.1279 | Name: Hypoglossal
Function: Movement of tongue
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| What are common causes of Vertigo? Pg.1279 | Causes: strokes, brain tumor, head trauma, viruses, idiopathic (no identifiable cause)
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| What is the most common cause of Vertigo? Pg.1279 | Common cause: vestibular neuritis
50% of cases report a prior cold before vestibular neuritis development
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| What is the most widely diagnosed Vertigo? Pg.1279 | Common type of Vertigo: Benign paroxysmal positional vertigo (BPPV)
caused by disruption of the orientation of ear otoliths
42% of vertigo are diagnosed with BPPV
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| What is the most common variant in colorblindness? Pg.1279 | Most common variant: red & greens
Less common: blue & yellow
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| How does colorblindness occur? Pg.1279 | Occurs when 1 or more pigments missing within the cones of the retina
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| What is a rare form of color blindness where individual only sees shades of grey? Pg.1279 | Achromatopsia
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| What is most commonly associated with impaired olfactory function? Pg.1279 | respiratory illness (ex.common cold)
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| Decreased sense of smell and taste is a normal part of aging? T/F Pg.1279 | True
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| What are some medications that can alter ones sense of smell? Pg.1279 | cholesterol-lowering meds or antibiotics
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| What are some causes of decreased smell? Pg.1279 | smoking, radiation treatment for head/neck cancers, brain tumors, Parkinson’s Disease, or Multiple sclerosis
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| What is the most overlooked abnormality? Pg.1279 a) Vertigo b) Taste disturbances c) Color blindness d) Impaired olfactory function | b) Taste disturbances
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| Ear and Hearing assessment. How do you preform the Weber test? Pg.1292 | Place vibrating tuning fork on the midline vertex of client's head.
Ask client if sound is equal
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| Ear and Hearing assessment. How can you tell if a Weber test is normal? Pg.1292 | Sound is normally heard equally in both ears
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| Ear and Hearing assessment. What are abnormal results in a Weber test? Pg.1292 | 1. Louder on impaired side with conductive hearing loss & Softer on impaired side with sensorineural hearing loss.
2. Conductive hearing loss causes: cerumen build-up, infection otitis media), perforation of eardrum
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| Ear and Hearing assessment. What are the life span considerations for Weber and Rinne test? Pg.1292 | 1. Will not be able to perform until school age due to the need for cooperation
2. Consider clapping or alt. noise maker & observe if child looks for source. In clients with autism sudden loud noises are perceived as painful & result in strong response
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| Ear and Hearing assessment. How do you preform the Rinnie test? Pg.1292 | Place the base of the vibrating tuning fork on the clients mastoid bane. Ask client to indicate when sound is no longer heard. The move tuning fork close to ear canal. Ask client to indicate when sound is no longer heard. Repeat on opposite side.
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| Ear and Hearing assessment. How can you tell if a Rinnie test is normal? Pg.1292 | The client with no conductive hearing loss will hear the sound twice as long by air conduction as by bone conduction. Normal pattern AC>BC (air conduction greater than bone conduction)
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| Ear and Hearing assessment.What are abnormal results in a Rinnie test? Pg.1292 | Bone conductions is greater than air conduction in the ear with a conductive loss.
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| Ear and Hearing assessment. How do you preform the Whisper test? Pg.1292 | Ask client to occlude one ear with finger, stand 1-2 feet away on the unoccluded side, softly whisper numbers & ask client to repeat. Repeat on opposite side. Note whether you have to raise voice or stand closer.
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| Ear and Hearing assessment. How can you tell if a Whisper test is normal? Pg.1292 | The client should be able to repeat the numbers or words whispered by the nurse without difficulty.
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| Ear and Hearing assessment. What are abnormal results in a Whisper test? Pg.1292 | This test provides a rough estimate of hearing loss
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| Ear and Hearing assessment. What are the life span considerations for Whisper and Tympanogram? Pg.1292 | Maybe difficult to perform on young children, because it requires understanding of the words spoken and cooperation
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| Ear and Hearing assessment. How do you preform the Tympanogram test? Pg.1292 | Tampanogram is used to measure the pressure in the middle ear & observe the tympanic membranes response to waves of pressure. Ask client not to speak, move, swallow or jump during test.
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| Ear and Hearing assessment.How can you tell if aTympanogram test is normal? Pg.1292 | Normal pressure within the middle ear is 100daPa
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| Ear and Hearing assessment. What are abnormal results in a Tympanogram test? Pg.1292 | Fluid in middle ear, perforated ear drum, impacted earwax, or a tumor of the middle ear
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| What are two common eye charts used to test for nearsightedness? Pg.1285 | Snellen or E chart
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| What is a common vision chart test for farsightedness? Pg.1285 | Rosenbaum chart
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