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11 Cards in this Set
- Front
- Back
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What is the SUPERIOR boundary of the ABDOMEN?
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Diaphragm Muscle
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What is the INFERIOR boundary of the ABDOMEN?
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Superior Pelvic (rib, brim) Aperture
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What is the POSTERIOR boundary of the ABDOMEN?
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Bodies of Lumbar Vertebrae & Muscles
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What is the ANTERIOR boundary of the ABDOMEN?
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Anterior Abdominal Muscles
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What are the names & levels of the Hiatuses of the Diaphragm.
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1. CAVAL Opening - T8 (9) - Through central tendon; 3 cm to R of midline
2. ESOPHAGEAL Hiatus - T10 - Posterior to central tendon; 3cm to L of midline; - Esophagus, R & L Vagal trunks, & Esophageal AAs (from L Gastric A) 3. AORTIC Hiatus - T12 - L of midline - Aorta & Thoracic Duct |
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What is the ORIGIN of the STERNAL part of Diaphragm?
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From Xiphoid of the Sternum via 2 small slips
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What is the ORIGIN of the COSTAL part of Diaphragm?
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From Internal Surfaces of the lower six (6) ribs
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What is the ORIGIN of the VERTEBRAL part of Diaphragm?
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From bodies of upper 2-3 lumbar vertebrae (L) & bodies of upper 3-4 lumbar vertebrae (R)
From Body of L2 & TP of L1 & BODY of 12th RIB |
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What Hiatus is found in the STERNAL part of Diaphragm?
What passes through it? |
2 small STERNOCOSTAL hiatus
Allows passage of: - Internal Thoracic Aas - Anerior branch of Phrenic N - Venae comitantes - Lymphatic vessels |
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What Hiatus are found in the VERTEBRAL part of Diaphragm & What are they FORMED by?
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Aortic Hiatus - formed via the R & L CRUS (legs)
Note: R CRUS loops around Esophageal hiatus forming weak sphincter |
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Vertebral Pt of Diaphragm forms which 2 ligaments? What muscles are they associated with?
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Medial Arcuate Lig - Psoas Ms
Lateral Arcuate Lig - Quadratus Lumborum Ms |
