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Anatomy > Inguinal Region and Hernias > Flashcards

Inguinal Region and Hernias Flashcards

Mar 5th 2013

1
Q

Inguinal region

A

from ASIS to Pubic tubercle

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2
Q

Inguinal canal

A

Parallel & superior to med half of inguinal lig

Contains:

Spermatic cord

Round lig (women)

Ilio-inguinal n. (doesn’t pass through deep inguinal ring)

BV & lymphatics

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3
Q

Testes Descend

A
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4
Q

Superficial Ring

A

Through external oblique aponeurosis

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5
Q

Deep Inguinal Ring

A

Found in posterior aspect of anterolateral wall

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6
Q

Inguinal Canal

A

Made up of arches of 3 abdominal m.= musculoaponeuretic arches

Obliterated when m. contract or in squatting position

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7
Q

External Oblique

A
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8
Q

Internal Oblique

A
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9
Q

Transverse Abdominus

A
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10
Q

Formation of Inguinal Canal- Males

A

At 7 weeks testis attached to post abdominal wall

At 28 weeks, processus vaginalis & testis pass through inguinal canal

Testis pass post to processus vaginalis not through it!

Processus vaginalis is extension of peritoneum!

In newborn, obliteration of stalk of processus vaginalis! All that remains is tunica vaginalis

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11
Q

Male Gubernaculum

A

Fibrous cord connecting primordial testis to anterolaterla abdominal wall @ site of future deep inguinal ring

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12
Q

Formation of inguinal canal- females

A

2 months- undiff gonads *primordial ovaries* located on dorsal abdominal wall

15 weeks- ovaries descend into greater pelives

Processus vaginals pass through abdom wall, forming inguinal canal

Round liga passes through canal & attaches to SC of labia majora

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13
Q

Female gubernaculum

A

Fibrous cord connecting ovary & primordial uterus to dev labia majora

Ovarian & roud ligament

Ovaries do not relocate to inguinal region! Attached by ligaments!

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14
Q

Changes during raised intraabdominal P

A
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15
Q

Umbilical Hernias

A

Congenital= Increased intra abdom P due to incomplete closure of ant abdominal wall after ligation of umbilical cord @ birth

Acquired= pregnant women & obese

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16
Q

Epigastric Hernia

A

Through Linea alba Hernia

17
Q

Spigelian Hernias

A

Semilunar lines

18
Q

Indirect inguinal hernai

A

Leaves abdominal cavity lat to inf epigastric vessels & passes down inguinal Canal

19
Q

Direct Inguinal Hernia

A

Leaves abdominal cavity medial to the inf epigastric vessels

Hesselbach’s triangle

Only peritoneum & transversalis fascia form the wall

20
Q

Inguinal vs. Femoral Hernias

A

Anatomy (10 decks)

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