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A. White- Anatomy II > Posterior Abdominal Wall (Text)* > Flashcards

Posterior Abdominal Wall (Text)* Flashcards

1
Q

Sensory innervation to the diaphragm is from what nerves?

A
  • phrenic nerves (from central tendon)

- Intercostal nerves (from peripheral part of the diaphragm)

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2
Q

An aortic bifurcation usually occurs at highest point of the iliac crest. What vertebrae does this correspond to?

A

L4

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3
Q

Where do the gonadal arteries arise from?

A

Aorta

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4
Q

How does drainage pathway of the left and right gonadal veins differ?

A
  • left gonadal vein drains into the left renal vein

- right gonadal vein drains directly into the IVC

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5
Q

What structure does the left gonadal vein drain into?

A

the left renal vein

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6
Q

What structure does the right gonadal vein drain into?

A

Directly into the IVC

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7
Q

Sympathetic innervation of the gut involves what two pathways?

A
  • splanchnic

- suprarenal

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8
Q

What are the components of the Renal system (5)?

A
  • kidneys
  • suprarenal glands
  • ureters
  • urinary bladder
  • urethra
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9
Q

How doe the positions of the kidneys differ between the right and left sides?

A

The right side sits lower than the left kidney because of its position to the liver

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10
Q

Perinephric fat (perirenal fat capsule)?

A

Surrounds the kidneys and their vessels as it extends into their hollow centers, the renal sinuses

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11
Q

Paranephric fat (pararenal fat body)?

A
  • the extraperitoneal fat of the lumbar region that is most obvious posterior to the kidney.
  • the renal fascia sends collagen fibers through this fat layer
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12
Q

The superior (apical) segment of the kidney is supplied by what artery?

A
  • the superior (apical) segmental artery
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13
Q

The anterosuperior segment of the kidney is supplied by what artery?

A
  • Anterosuperior segmental artery
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14
Q

The antero-inferior segment of the kindness is supplied by what artery?

A
  • Antero-inferior segmental artery
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15
Q

The inferior segment of the kidney is supplied by what artery?

A
  • inferior segmental artery
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16
Q

Which arteries of the kidneys originate from anterior branches of renal artery?

A
  • superior (apical) segmental artery
  • anterosuperosuperior segmental artery
  • antero-inferior segmental artery
  • inferior segmental artery
17
Q

The posterior segment of the kidney is supplied by which artery?

A
  • Posterior segmental artery
18
Q

Which arteries of the kidneys arise from the posterior aspect of the renal artery?

A
  • Posterior segmental artery
19
Q

What are the 3 spots along the ureter where constriction can occur or stones can be caught?

A
  • ureteropelvic junction
  • crossing the external iliac artery and/or pelvic brim
  • where the ureter traverses into the bladder wall
20
Q

How far upward can the diaphragm extend?

A

As far as the 5th rib

21
Q

Boundaries of the diaphragm?

A
  • xiphisternal joint
  • coastal margin
  • body of TV12
22
Q

These three peripheral origins (parts) insert on the central tendon of the diaphragm?

A
  • stern all origin (part)
  • costal origin (part)
  • lumbar origin (part)
23
Q

Which crura of the diaphragm is longer, the left or the right?

A

The right crus is longer

24
Q

These three structures unite to form the aortic hiatus?

A
  • medial arcuate ligament ligament
  • right crus
  • left crus
25
Q

What do the posterior origins of the the diaphragm form on the posterior wall of the diaphragm?

A
  • arcuate ligaments
26
Q

The median arcuate ligament passes over what structure?

A

Aorta

27
Q

The medial arcuate ligament passes over what structures?

A
  • psoas major

- sympathetic trunks

28
Q

The lateral arcuate ligament passes over what structures?

A
  • quadratus lumborum

- subcostal nn, aa, vv.

29
Q

The arcuate ligaments can also be called what?

A

Lumbocostal arches

  • median lumbocostal arch
  • medial lumbocostal arch
  • lateral lumbocostal arches
30
Q

What is the name of the potential site of hernias on the diaphragm called?

A

Vertebrocostal (lumbocostal) triangle

31
Q

Aortic hiatus?

A
  • T12
  • aorta
  • thoracic duct
32
Q

Esophageal hiatus?

A
  • T10
  • esophagus
  • esophageal branches of left gastric a.
  • anterior and posterior vagal trunks
  • lymphatics
33
Q

Vena caval foramen?

A
  • T8
  • inferior vena cava
  • terminal branches of R. Phrenic n.
  • lymphatics from the liver
34
Q

What passes through the sternocostal hiatus?

A
  • superior epigastric vessels
35
Q

Theses arteries supply the superior surface of the diaphragm (3)?

A
  • pericardiacophrenic a
  • musculophrenic a.
  • superior phrenic a.
36
Q

These vessels supply the inferior surface of the diaphragm?

A

Inferior phrenic aa. and vv.

  • from celiac trunk or aorta, right passes posterior to IVC, left posterior to esophagus, posterior branches give off superior suprarenal aa.
37
Q

What is the only motor nerve to the diaphragm?

A

Phrenic N. (C3-C5)

- branches run with the inferior phrenic artery.

A. White- Anatomy II (13 decks)

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