Term
| what is in the RUQ, LUQ, RLQ, and LLQ? |
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Definition
RUQ - right lobe of liver, gallbladder, pancreas head
LUQ - left lobe of liver, spleen, stomach
RLQ - cecum, appendix, ileum
LLQ - sigmoid colon |
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Term
| what are the four fascia layers of the abdominal area? |
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Definition
Camper's fascia - fatty layer
Scarpa's fascia - membranous layer
Extraperitoneal fascia
Transversalis fascia |
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Term
| what are the four abdominal muscles in order? |
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Definition
external oblique, internal oblique, and transverse abdominal.
rectus abdominis |
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Term
| what are the four abdominal muscles in order? |
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Definition
external oblique, internal oblique, and transverse abdominis.
rectus abdominis |
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Term
| where does the inguinal ligament run? |
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Definition
| it's the lower border of the external oblique aponeurosis that runs from the anterior superior iliac spine and the public tubercle |
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Term
| what are the two ligaments associated with the inguinal ligament? |
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Definition
lacunar - attaches to pecten pubis
pectineal - additional fibers from the lacunar |
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Term
| what is the center line between the rectus abdominis muscles called? |
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Definition
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Term
| what line does the posterior layer of the rectus sheath end at? |
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Definition
arcuate line
at this point, it just becomes transversalis fascia downward |
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Term
| what are the two layers just below the transversus abdominis? |
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Definition
transversalis fascia and than parietal peritoneum.
also extraperitoneal fascia is sometimes present in between the two. |
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Term
| what innervates the anterior abdominal wall? |
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Definition
ventral rami of T7-12(intercostal and subcostal nerves) and L1 (ilioinguinal nerve).
give off lateral and anterior cutaneous branches. |
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Term
| what is the arterial supply of the superior anterior abdominal wall? |
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Definition
| internal thoracic artery --> musculophrenic and superior epigastric artery |
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Term
| what is the arterial supply of the inferior anterior abdominal wall? |
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Definition
superficial epigastric artery and superficial circumflex iliac artery.
Deep - inferior epigastric artery and deep circumflex iliac artery. |
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Term
gonads descend through what outpouching? what week? what guides this process?
what ends up surrounding the gonads?
males/females bring what along? |
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Definition
week 7 - processus vaginalis
guided by gubernaculum.
the internal oblique muscle, external oblique aponeurosis and the transversalis fascia end up around the gonads.
spermatic cord and ovaries/round ligament of the uterus are brought along. |
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Term
| what is the conjoint tendon? |
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Definition
the combined insertion of the transversus abdominis and internal oblique that helps form medial part of the posterior side of the inguinal canal.
AKA the inguinal falx |
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Term
| what layer covers the spermatic cord or the round ligament of the uterus? |
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Definition
| internal spermatic fascia made from the transversalis fascia |
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Term
| what is in the inguinal canal in both men and women? |
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Definition
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Term
| what is in the spermatic cord? (5) |
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Definition
ductus (vas) deferens (and artery)
testicular artery
pampiniform plexus of veins
genital branch of the genitofemoral nerve
cremasteric artery and vein |
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Term
| what three layers cover the spermatic cord? |
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Definition
| internal spermatic fascia, cremasteric fascia, external spermatic fascia |
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Term
| what is the shell of the testes? |
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Definition
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Term
| what are the parietal and visceral layers covering the testis? (one thing) |
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Definition
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Term
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Definition
peritoneal fluid in a persistent processus vaginalis
can be on cord or in epididymis |
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Term
| what is an indirect inguinal hernia? |
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Definition
congenital, protrusion through inguinal canal (deep and superficial) pulling along parietal peritoneum and viscera.
originate lateral to epigastric vessels. |
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Term
| what is a direct inguinal hernia? |
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Definition
acquired, parietal peritoneum and viscera protrude through weak area of posterior wall of the inguinal canal (not in the scrotum).
originate medial to epigastric vessels. |
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