Ant Abd Wall Skin And Fascia Part 1 Flashcards

1
Q

Cutaneous nerve supply-

A

Anterior rami of lower 6 thoracic nerves (T7-T12)

  • Lateral Cutaneous branches
  • Anterior Cutaneous branches

Lumbar nerves (L1)

  • Iliohypogastric nerve
  • Ilioinguinal nerve
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2
Q

Cutaneous nerves run:

A

Between transvers abdominals and the internal oblique

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3
Q

Iliohypogastric and ilioinguinal nerves derive from

A

L1

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4
Q

Vertical lines of division for abdominal planes

A

Mid clavicular lines

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5
Q

Horizontal lines of division for abdominal planes

A
Subcostal plane (L3) 
Intertubercular plane (L5)
Transpyloric plane (L1)
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6
Q

Structures located in transpyloric plane *IMPORTANT

A
Pylorus of the stomach
Neck of pancreas
Fund us of gallbladder
End of spinal cord
Colic flexure
Cisterna chyli
Tips of the 9th rib
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7
Q

There are ____ (#) abdominal regions

A

9

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8
Q

Regions between transpyloric and sub coastal lines

A

Right hypochondrium
Epigastric
Left hypochondrium

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9
Q

Abdominal regions between subcostal and intertubercular lines

A
Right flank (AKA right lumbar region) 
Umbilical region
Left flank (aka left lumbar region)
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10
Q

Abdominal regions below the intertubercular plane

A

Right groin (AKA right Iliac region or right inguinal region)

Pubic region (AKA hypogastric region)

Left groin (AKA left iliac region or inguinal region)

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11
Q

Masses of connective tissue large enough to be visible to the unaided eye

A

Fascia

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12
Q

Fatty layer of the superficial fascia

A

Camper’s Fascia

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13
Q

Membranous layer of the superficial fascia (2)

A

Scarpa’s fascia

Colles’ fascia

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14
Q

Anterior abdominal wall muscles

A

External oblique
Internal oblique
Transversus abdominals
Rectus abdominis

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15
Q

OIN for External abdominal oblique

A

OR: Lower 8 ribs

INS: Xiphoid process
Linea alba
Pubic symphysis
Pubic crest
Pubic tubercle
Iliac crest

NS: T7-L1

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16
Q

Inguinal ligament, AKA

A

External abdominal oblique aponeurosis

17
Q

External abdominal oblique muscle also provides: (3)

A

Inguinal ligament

Superficial inguinal ring

Linea alba

18
Q

OIN for Internal abdominal oblique

A

OR: Lumbar fascia
Iliac crest
Lateral 2/3 of inguinal ligament

INS: Lower 3 ribs (10, 11, 12)
Xiphoid process
Linea alba
Pubic symphysis
Pubic crest
Pectineal line 

NS: T7-L1

19
Q

Opening to superficial area for structures in the inguinal canal

A

Superficial inguinal ring

20
Q

OIN for transversus abdominis

A

OR: Lower 6 costal cartilages
Lumbar fascia
Iliac crest
Lateral 1/3rd of inguinal ligament

INS: Xiphoid process
Linea alba
Symphysis pubis
Pubic crest
Pectineal line

NS: T6-L1

21
Q

What forms the conjoint tendon?

A

The lower most finbers of internal oblique and transversus abdominis joining together

22
Q

The Conjoint tendon is attached to the:

A

Pubic crest

23
Q

Transversalis fascia is deep to:

A

Transversus abdominis muscle

24
Q

What contains the deep inguinal ring?

A

Transversalis fascia

25
Q

OIN for Rectus abdominis

A

OR: Pubic symphysis
Pubic crest

INS: 5th to 7th costal cartilages
Xiphoid process

NS: T7-T11

26
Q

Rectus abdominis includes:

A

Tendinous intersections

Linea semilunaris

27
Q

What splits to enclose Rectus abdominis?

A

Internal oblique

28
Q

OINA for Pyramidalis

A

OR: Pubis
Pubic symphysis

INS: Linea Alba

NS: T12

AC: Tenses the linea alba

29
Q

Tendon that everything in the abdomen crosses

A

Lina alba

30
Q

Actions of the abdominal wall muscles (4)

A
Move the trunk
Depress the ribs
Compress abdominal contents
Support the viscera
Assist in breathing (relaxes during inspiration, contracts during FORCED expiration)
31
Q

When diaphragm is fixed by holding inspired air and closing laryngeal openings: (3)

A

Micturation
Defecation
Parturition

32
Q

Motor pathway nerves

A

Supplies motor to muscles along the way and end up in skin for sensory q

33
Q

Location of the neurovascular plane

A

Located between the transverse abdominis and internal abdominal oblique

similar to what is observes with intercostal nerves in the thorax

34
Q

Blood supply of the abdomen

A

Superior and inferior epigastric arteries supply the muscles

35
Q

Superior epigastric artery branches from

A

Internal thoracic

36
Q

Inferior epigastric artery comes from

A

External iliac

37
Q

Branches of the internal thoracic artery

A

Superior epigastric artery

Musculophrenic artery

38
Q

Branches of the external iliac

A

Inferior epigastric artery

Deep circumflex artery