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88 Cards in this Set
- Front
- Back
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O: Serratus Posterior Superior
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Ligamentum Nuchae
SP C7-T3 |
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I: Serratus Posterior Superior
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Upper external surface of ribs 2-5
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A: Serratus Posterior Superior
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Elevates Ribs - Inspiration
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PI: Serratus Posterior Superior
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Intercostal N
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SI: Serratus Posterior Superior
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T 1 2 3 4
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O: Levatores Cosorum
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TP C7-T12
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I: Levatores Cosorum
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Outer surface of rib below/between tubercle and angle
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Fiber direction Levatores Cosorum
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Down and Out
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A: Levatores Cosorum
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Raises the ribs
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PI: Levatores Cosorum
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Posterior Rami of corresponding thoracic spinal N.
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SI: Levatores Cosorum
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T1-12
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O: External Oblique
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Anterior: External surface of ribs 5-8 interdigitating c serratus anterior
Lateral: External surface of 9th rib interdigitating c serratus anterior and external surface of 10-12th ribs, interdigitating with latissimus dorsi |
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I: External Oblique
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Anterior: Broad, flat aponeurosis into Linea Alba
Lateral: As inguinal ligament, into anterior superior spine and pubic tubercle and external lip of anterior 1/2 of iliac crest |
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Direction of External Oblique
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Anterior: Obliquely downward and medially with uppermost fibers more medial (hands in pockets)
Lateral: Obliquely down and medially - more down than anterior |
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A: External Oblique
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Anterior:
B flex vertebral column approximate thorax and pelvis anteriorly support and compress abdominal viscera depress thorax assist in respiration Unilaterally c interal obliques opposite side: Rotates vertebral column forward/pelvis backward Side bend to same side |
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PI: External Oblique
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Anterior Primary Rami
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SI: External Oblique
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T (5) (6) 7 8 9 10 11 (12)
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O: Internal Oblique
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Lower:
Lateral 2/3 inguinal ligament Short attachment on iliac crest near anterior superior iliac spine Upper: Anterior 1/3 of intermediate line of iliac crest Lateral: Middle 1/3 of intermediate line of iliac crest and thoracolumbar fascia |
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I: Internal Oblique
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Lower:
Transversus abdominis into crest of pubis Meidal part of pectineal line Into Linea alba by means of aponeurosis Upper: Linea Alba by means of aponeurosis Lateral: Inferior border of 10-12th ribs Linea Alba via aponeurosis |
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Direction of Internal Oblique
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Lower: transversely across
Upper: Medial and upward Lateral: Up and medial |
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A: Internal Oblique
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Lower:
Compress and support lower abdominal viscera in conjunction with transverse abdominis Upper: B flex vertebral column Approx. thorax and pelvis anteriorly Support and compress the abdominal viscera Depress the thorax Assist in respiration Unilaterally: Conjunction c anterior external oblique on opposite side Rotate vertebral column bringing thorax back or pelvis forward Lateral: B flexes vertebral column Approximate thorax and pelvis anteriorly Depress the thorax unilaterally with the fibers of Ext Oblique on SAME side Laterally flex vertebral column C the external oblique on opposite side rotate vertebral column |
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PI: Internal Oblique
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Anterior Primary Rami
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SI: Internal Oblique
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T (7) (8) 9 10 11 12, L 1
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O: Rectus Abdominis
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Pubic crest and symphysis
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I: Rectus Abdominis
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Costal cartilages of 5-7th ribs
Xiphoid process of sternum |
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A: Rectus Abdominis
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Flex vertebral column by approximating thorax c pelvis anteriorly
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PI: Rectus Abdominis
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Anterior Primary Rami
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SI: Rectum Abdominis
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T (5) (6) 7 8 9 10 11 (12)
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O: Transverse Abdominal
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Inner surface of cartilages of lower 6 ribs, interdigitating c diaphram
Thoracolumbar fascia Anterior 3/4 internal lip of iliac crest Lateral 1/3 inguinal ligament |
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I: Transverse Abdominal
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Linea alba via broad aponeurosis
Pubic crest Pecten Pubis |
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A: Transverse Abdominal
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Flex vertebral column by approximating thorax c pelvis anteriorly
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PI: Transverse Abdominal
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Anterior Primary Rami
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SI: Transverse Abdominal
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T 7 8 9 10 11 (12) L (1)
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O: Transversus Thoracis
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Lower 1/3 body of sternum (under side)
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I: Transversus Thoracis
Direction Transversus Thoracis |
Lower border of ribs 2-6
Direction: Up and out |
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A: Transversus Thoracis
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Draws ribs down
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PI: Transversus Thoracis
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Adjacent Intercostal N
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SI: Transversus Thoracis
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T 1-8
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O: Subcostals
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Arise from rib near angle in lower thoracic area
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I: Subcostals
Direction Subcostals |
2-3 ribs below on Superior border of rib
Direction: Down and medial |
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A: Subcostals
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Draw rib together
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PI: Subcostals
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Adjacent Intercostal N.
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SI: Subcostals
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T1-12
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O: External Intercostals
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Inferior border of rib above from capsule of tubercle to costochondral joint where it becomes anterior intercostals membrane
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I: External Intercostals
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Superior surface of rib below
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A: Internal Intercostals
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Draw ribs together and if supported from above, elevate rib
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PI: Internal Intercostals
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Adjacent Intercostal N.
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SI: Internal Intercostals
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T1-12
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O: Innermost Intercostals
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Articulation of rib with TP
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I: Innermost Intercostals
Fiber Direction? |
Extends anterior to membranous portion of internal intercostal muscle
Fiber Direction: Down & Posteirorly |
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A: Innermost Intercostals
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Draws ribs together
If support from above, elevate ribs |
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PI: Innermost Intercostals
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Adjacent Intercostal N
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SI: Innermost Intercostals
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T1-12
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O: Diaphram
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Dorsum of xiphoid process
Lower ribs Lumbocostal arches above bodies of lumbar vertebrae 1-2 |
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I: Diaphram
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Central Tendon
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A: Diaphram
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Main muscle for inspirtation
Draws central tendon down which increases thoracic volume |
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PI: Diaphram
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Phrenic N
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SI: Diaphram
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C (3) 4 (5)
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Levator Ani
O: Puborectalis |
Forms from pubococcygeus
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A: Puborectalis
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Maintaining normal fuxn of external anal sphincter
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PI: Puborectalis
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Pudendal Plexus
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SI: Puborectalis
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S2-3
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Levator Ani
O: Pubococcygenus |
Dorsal surface of pubis
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I: Pubococcygenus
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Sling around anus (puborectalis msucle)
Inserts into sacrococcygeal ligament |
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A: Pubococcygenus
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Maintaining normal fuxn of external anal sphincter
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PI: Pubococcygenus
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Pudendal Plexus
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SI: Pubococcygenus
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S2-3
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Levator Ani
O: Iliococcygeus |
Tendinous arch of true pelvic brim
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I: Iliococcygeus
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Coccyx and anococcygeal raphe
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A: Iliococcygeus
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Supports and raises pelvic floor increasing intra-abdominal pressure and draws anus forward, constricting it
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PI: Iliococcygeus
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Pudendal Plexus
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SI: Iliococcygeus
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S 2-3
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3 muscles of the Levator Ani?
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1. Puborectalis
2. Pubococcygeus 3. Iliococcygeus |
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O: Coccygeus
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Apex of spine of ischium
Sacrospinous ligament |
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I: Coccygeus
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Margin of coccyx
Lowest part of sacrum |
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A: Coccygeus
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Draws coccyx forward
Supports pelvic floor |
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PI: Coccygeus
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Pudendal Plexus
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SI: Coccygeus
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S 3 4
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O: Pyramidalis
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Tendinous fibers from pubis
Ligaments from front of symphysis |
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I: Pyramidalis
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Linea alba midway btwn umbilicus and pubis
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A: Pyramidalis
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Tenses Linea Alba
(Absent 1/6 people) |
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PI: Pyramidalis
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Subcostal
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SI: Pyramidalis
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VPR T12
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O: Cremasteric
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Inguinal ligament (Lateral)
Pubic tubercle and pubic crest (Medial) |
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I: Cremasteric
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Continuous loop from middle of inguinal ligament, as far as tunica vaginalis and then returning to pubic tubercle
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A: Cremasteric
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Pulls testes up toward superficial inguinal ring
Plays role in testicular thermoregulation |
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PI: Cremasteric
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Genital Branch of Genitofemoral
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SI: Cremasteric
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L 1 2
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