File:Anatomy of the cat (1991) (18167776536).jpg

Title: Anatomy of the cat
Identifier: anatomyofcatrje00reig (find matches)
Year: 1991 (1990s)
Authors: Reighard, Jacob Ellsworth, 1861-1942; Jennings, H. S. (Herbert Spencer), 1868-1947
Subjects: Cats; Mammals
Publisher: (Austin, TX) : BookLab, Inc.
Contributing Library: American Museum of Natural History Library
Digitizing Sponsor: Biodiversity Heritage Library

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THE EAR. 419 (b) The following three muscles connect tlie scutiform cartilage with other parts of the external ear. M. rotator auris or scutuloauricularis inferior.—A flat craniocauclal band of fibres lying between the auricle and the temporal muscle. Origin on the scutiform cartilage, just caudad of the insertion of the frontoscutularis, of which this muscle seems to be a continuation. The muscle passes caudad as a band seven or eight millimeters wide, curving about the medial surface of the auri- cle, and is inserted on the caudo- medial surface of the eminentia concha;. Relations.—Lateral surface with the awricular cartilage; medial surface with the temporal muscle. Action.—Rotates the external ear mediad and caudad. M. adductor auris superior (Fig. 169, 1; Fig. 6t„ /). (Part of the auricularis anterior of man.) Origin on the dorsal surface of the scutiform cartilage for its entire length. The fibres form a continua- Fig. 169.—Cartilage of the . • r 4-1 r 4-1 r 4- 4- 1 • External Ear, with Mus- tion of those 01 the frontoscutularis; ^^^^ ' they pass dorsocaudad and are in- a-i, as in Fig. 168. i, M. serted'mio the spina helicis or cranio- ^^"^"^^7 f""' superior (cut); 2, ^ _ . '^^- adductor auris medius (cut); medial margin of the auricular carti- 3, M. helicis; 4, M. tragicuslater- lap-p Thic; iniisrle lie^ in tlie fold ^'is(c"0; 5. 5', M- tragicus me- lage.^ inis muscie lies in tne loia ^^-^^y^^. ^ jyj antitragicus; 7, M. of skin that connects the Craniomedial adductor auris inferior (cut); 8, , r ^y .1 ,.; .,1 M. depressor conchne (cut); Q, M. angle of the auricular cartilage with conch^us extemus; 10, part of the head, so that it is covered on both ^^- auricularis extemus; n, M. . , . abductor auris longus (cut). sides by integument. Action.—Draws the auricle craniad. M. adductor auris medius (Fig. 169, 2). (Part of the
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