Outer and Middle Ear Disorders
4 Outer and Middle Ear Disorders INTRODUCTION The outer (external) and middle ear comprise the receptive and transformer structures for the auditory system. The external ear includes the auricle (also…
Auditory Nerve Disorders
6 Auditory Nerve Disorders INTRODUCTION This chapter covers three main topics, including acoustic neuromas, auditory neuropathy spectrum disorder, and vascular loops. These three topics are not the only disorders that…
Disorders of the Central Auditory Nervous System
7 Disorders of the Central Auditory Nervous System INTRODUCTION When considering disorders of the central auditory nervous system (CANS), it must be understood that it is not necessarily the type…
Tinnitus, Hyperacusis, and Auditory Hallucinations
8 Tinnitus, Hyperacusis, and Auditory Hallucinations INTRODUCTION The topics covered in this chapter (tinnitus, hyperacusis, and auditory hallucinations) easily could have been included as segments in other chapters. However, it…
Neural Structures and Mechanisms for Speech, Language, and Hearing
15 Neural Structures and Mechanisms for Speech, Language, and Hearing INTRODUCTION This chapter introduces the role of the central and peripheral nervous systems in speech, language, and hearing. Although other…
Acoustic Theory of Vowel Production
8 Acoustic Theory of Vowel Production INTRODUCTION Speech scientists and speech-language pathologists are indebted to Gunnar Fant, a Swedish speech scientist, and Kenneth Stevens, a Canadian speech scientist who spent…
Laryngeal Function and Speech Production
3 Laryngeal Function and Speech Production INTRODUCTION The larynx is an air valve located within the front of the neck. This valve is positioned vertically between the trachea (windpipe) and…
