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13 Cards in this Set
- Front
- Back
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A (L4) Lateral cutaneous femoral n.
B (L3) Ilioinguinal n. C (L2) Caudal iliohypogastric n. D (L1) Cranial iliohypogastric n. E (T13) Costoabdominal n. |
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Which area is the zone of innervation for the lateral cutaneous femoral n.?
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Area A
B is the superficial perineal n. C is proximal caudal cutaneous sural n. D is preputial branches, dorsal n. of the penis |
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What nerves innervate the abdominal wall?
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Dorsal and ventral brs. of thoracic and lumbar nn.
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T or F
The rectus abdominis m. is the deepest muscle of the rectus sheath |
False (unless the area is just cranial to the pubis).
Transversus abdominus is usually the deepest muscle. |
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Describe the muscular layers of the rectus sheath cranial to umbilicus (superficial to deep).
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External abdominal oblique
Internal abdominal oblique Rectus abdominis Internal abdominal oblique Transversus abdominus |
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Describe the muscular layers of the rectus sheath caudal to umbilicus (superficial to deep).
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External abdominal oblique
Internal abdominal oblique Rectus abdominis Transversus abdominus |
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Describe the muscular layers of the rectus sheath cranial to pubis (superficial to deep).
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External abdominal oblique
Internal abdominal oblique Transversus abdominus Rectus abdominis |
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What four arteries provide the main blood supply to the abdominal wall?
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Cranial (deep) epigastric a.
Caudal (deep) epigastric a. Cranial abdominal a. Deep circumflex iliac a. |
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What does the descending aorta branch into low in the lumbar region?
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External and internal iliac aa.
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Describe the branching of the aorta that gives rise to the caudal (deep) epigastric a.
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Descending aorta
External iliac a. Femoral a. Deep femoral a. Pudendoepigastric trunk Caudal (deep) epigastric a. |
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What vessels provide superficial blood supply to the ventral abdominal wall?
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Caudal and cranial superficial epigastric aa.
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What are the superficial inguinal lymph nodes called in males? In females?
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Scrotal lnn.
Mammary lnn. |
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Name the abdominal arteries listed in the image.
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A - Deep circumflex iliac a.
B - Cranial abdominal a. C - Cranial (deep) epigastric a. D - Caudal (deep) epigastric a. |