Class 4 - Station 1: Accessory Organs of the GI Tract - Spleen Flashcards

1
Q

What type of organ is the spleen?

A

A lymphoid organ

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2
Q

What is the function of the spleen?

A
  • Connected to systemic circulation
  • Acts as a filter for blood (sensecent RBCs)
  • Important in immune cell education
  • Storage of RBCs
  • Haematopoesis
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3
Q

What are the 4 areas of the inferior spleen surface?

A
  • Gastric
  • Renal
  • Pancreatic
  • Colic
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4
Q

How is the spleen peritonised?

A

Intraperitoneal

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5
Q

In which region of the abdominal cavity is the spleen located?

A

Left hypochondriac region

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6
Q

How does the spleen move with respiration?

A

Inferiorly as the diaphragm contracts during inspiration

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7
Q

What are the structures in the hilum of the spleen?

A
  • Splenic artery
  • Splenic vein
  • Lymphatic vessels

All travel through the gastrosplenic and splenorenal ligaments

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8
Q
A
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9
Q

Which organ is closely related to the hilum of the spleen?

A
  • Tail of pancreas
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10
Q

Why is the spleen prone to injury?

A

It’s location to the ribs

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11
Q

What is the treatment for a ruptured spleen?

A

Splenectomy

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12
Q

During a splenectomy what must not be damaged to avoid large complication?

A

Pancreas tail

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13
Q

What covers the spleen?

A

Capsule

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14
Q

What is the capsule of the spleen made of?

A
  • Fibromuscular
  • Collagen and elastic fibres scattered with smooth muscle
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15
Q

What are the main histological features you can see to allow you to identify the spleen?

A
  • Fibromuscular capsule
  • White pulp
  • Red pulp
  • Branching trabeculae
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16
Q

Which ribs are related to the spleen?

A

9

10

11