Chapter 030 Disorders of Smell, Taste, and Hearing (Part 11) ppsx

... ear under test. Chapter 030. Disorders of Smell, Taste, and Hearing (Part 11) Approach to the Patient: Disorders of the Sense of Hearing The goal in the evaluation of a patient with auditory ... unilateral hearing loss (sensory or conductive) usually complain of reduced hearing, poor sound localization, and difficulty hearing clearly with backgro...

Ngày tải lên: 06/07/2014, 15:21

... Delayed rectifier K + channel Delayed rectifier K + Chapter 030. Disorders of Smell, Taste, and Hearing (Part 8) The contribution of genetics to presbycusis (see below) is also becoming ... organification defect and hearing loss), Alport syndrome (renal disease and hearing loss), Jervell and Lange-Nielsen syndrome (prolonged QT interval and hearing...

Ngày tải lên: 06/07/2014, 15:21

... canal is changed. Chapter 030. Disorders of Smell, Taste, and Hearing (Part 12) The responses are measured in decibels. An audiogram is a plot of intensity in decibels of hearing threshold ... The presence of OAEs indicates that the outer hair cells of the organ of Corti are intact and can be used to assess auditory thresholds and to distinguish senso...

Ngày tải lên: 06/07/2014, 15:21

... Harrison's Internal Medicine > Chapter 30. Disorders of Smell, Taste, and Hearing Smell The sense of smell determines the flavor and palatability of food and drink and serves, along with the ... potential spatial map of how we receive odor stimuli, much like the tonotopic organization of how we perceive sound. Chapter 030. Disorders of Smell,...

Ngày tải lên: 06/07/2014, 15:21

... Chapter 030. Disorders of Smell, Taste, and Hearing (Part 2) Disorders of the Sense of Smell These are caused by conditions that interfere with the access of the odorant ... gliomas of the frontal lobe. Occasionally, pituitary adenomas, craniopharyngiomas, suprasellar meningiomas, and aneurysms of the anterior part of the circle of Willis extend forwa...

Ngày tải lên: 06/07/2014, 15:21

... sensation and find it necessary to hyperflavor food, usually by increasing the amount of salt in their diet. Taste Compared with disorders of smell, gustatory disorders are uncommon. Loss of olfactory ... spontaneous recovery often occurs. Zinc and vitamin therapy (especially with vitamin A) are advocated by some. Profound zinc deficiency can produce loss and distortio...

Ngày tải lên: 06/07/2014, 15:21

... margin and dorsum of the tongue; at the junction of the dorsum and the base of the tongue; and in the palate, epiglottis, larynx, and esophagus. Figure 30-2 Chapter 030. Disorders of Smell, Taste, ... Taste, and Hearing (Part 4) Definitions Disturbances of the sense of taste may be categorized as total ageusia, total absence of gustatory functi...

Ngày tải lên: 06/07/2014, 15:21

... Chapter 030. Disorders of Smell, Taste, and Hearing (Part 5) Disorders of the Sense of Taste Disorders of the sense of taste are caused by conditions that interfere with the access of ... to the oral cavity and pharynx; viral infections; endocrine disorders; neoplasms; and aging. Neural gustatory losses occur with neoplasms, trauma, and surgical pr...

Ngày tải lên: 06/07/2014, 15:21

... variety of forms of xerostomia. Appropriate treatment of bacterial and fungal infections of Chapter 030. Disorders of Smell, Taste, and Hearing (Part 6) Approach to the Patient: Disorders of ... common sensory disorders in humans and can present at any age. Nearly 10% of the adult population has some hearing loss, and one-third of individuals &...

Ngày tải lên: 06/07/2014, 15:21

... homozygous and affected. The hearing loss can also vary Chapter 030. Disorders of Smell, Taste, and Hearing (Part 7) Ear anatomy. A. Drawing of modified coronal section through external ear and ... and temporal bone, with structures of the middle and inner ear demonstrated. B. High-resolution view of inner ear. Stereocilia of the hair cells of the o...

Ngày tải lên: 06/07/2014, 15:21