Skip to main content Accessibility help
×
Hostname: page-component-78c5997874-dh8gc Total loading time: 0 Render date: 2024-11-05T14:12:46.989Z Has data issue: false hasContentIssue false

Chapter 15 - The muscle of fright, of terror (m. platysma)

Published online by Cambridge University Press:  10 November 2010

Get access

Summary

Plates 58, 59, 60, 61, 62, 63, 64, 65

Plates 58 & 59: To study the isolated action of m. platysma in an old man (also shown in Plates 3, 7, 8, 9, 12, 13, 14, 17, 18, 19, 20, 21, 22, 30, 31, 32, 33, 34, 37, 38, 39, 43, 44, 45, 46, 47, 48, 49, 51, 52, 53, 54, 55, 56, 57). In the first, electrical contraction of the left m. platysma: in the second, contraction of both mm. platysma: This contraction of m. platysma alone lacks expression.

Plate 60: To study the combined contraction of mm. platysma and mm. frontalis. Combined electrical contraction of mm. platysma and mm. frontalis: fright.

Plates 61 & 62: To study the combined electrical contraction of mm. platysma and mm. frontalis, associated with dropping of the lower jaw.

Electrical contraction of mm. platysma and mm. frontalis, with voluntary dropping of the lower jaw: terror seen full face in Plate 61 and in semiprofile in Plate 62.

Plate 63: To show that the expression of terror can be rendered with truth and energy even though the eyelids are half closed. The same muscular combination as in Plates 61 and 62, with lowering of the upper eyelids and downward gaze: expression of terror.

Plates 64 & 65: To study the combined electrical contraction of mm. platysma and mm. corrugator supercilii, associated with opening the mouth. […]

Type
Chapter
Information
Publisher: Cambridge University Press
Print publication year: 1990

Access options

Get access to the full version of this content by using one of the access options below. (Log in options will check for institutional or personal access. Content may require purchase if you do not have access.)

Save book to Kindle

To save this book to your Kindle, first ensure [email protected] is added to your Approved Personal Document E-mail List under your Personal Document Settings on the Manage Your Content and Devices page of your Amazon account. Then enter the ‘name’ part of your Kindle email address below. Find out more about saving to your Kindle.

Note you can select to save to either the @free.kindle.com or @kindle.com variations. ‘@free.kindle.com’ emails are free but can only be saved to your device when it is connected to wi-fi. ‘@kindle.com’ emails can be delivered even when you are not connected to wi-fi, but note that service fees apply.

Find out more about the Kindle Personal Document Service.

Available formats
×

Save book to Dropbox

To save content items to your account, please confirm that you agree to abide by our usage policies. If this is the first time you use this feature, you will be asked to authorise Cambridge Core to connect with your account. Find out more about saving content to Dropbox.

Available formats
×

Save book to Google Drive

To save content items to your account, please confirm that you agree to abide by our usage policies. If this is the first time you use this feature, you will be asked to authorise Cambridge Core to connect with your account. Find out more about saving content to Google Drive.

Available formats
×