Voice and Hearing

Duration: 15 min

Genre: Health, Physiology

Creator: Bray

Format: 16mm

Color: B&W

Sound: Silent

Description: Combines two Bray releases: (a) The Human Voice, animated diagrams show physiological functions of nasal passages, wind-pipe, gullet, epiglottis, vocal chords, etc. in producing sound. (b) How Sound Waves Are Conveyed to the Brain, through outer, middle, and inner ear.

Metadata Source:Bell & Howell Filmosound Library Catalog of Educational Motion Pictures, 1942