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pathology > workshops 1,2,3 > Flashcards

workshops 1,2,3 Flashcards

1
Q

Artery Vs Vein histology

A

Artery = Thick t. media (smooth muscle), usually round, may have elastin in t. media
* Vein = Thin wall, very little t. media, usually collapsed

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2
Q
A

Artery

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3
Q
A

artery

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4
Q
A

vein

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5
Q
A

artery

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6
Q
A

vein

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7
Q
A

artery

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8
Q

Think about surface area of the GIT membranes, which structures in the small intestine increase
surface area?

A

(Villi, microvilli, crypts)

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9
Q
A

(Large intestine)

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10
Q
A

(Small intestine

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11
Q
A

Large intestine

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12
Q
A

Stomach

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13
Q
A

stomach

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14
Q
A

(Small intestine

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15
Q

3 muscle tissues=

A

Metaplasia, dysplasia, neoplasia

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16
Q

Metaplasia is a change in

A

type/form_ of tissue/cells.

17
Q

Dysplasia is depicted by a __

A

reduction__ in differentiation of the cell

18
Q

Neoplasia is defined as _

A

uncontrolled/excessive_ cell growth.

19
Q
A

Normal epithelia

20
Q
A

Neoplasia

21
Q
A

Dysplasia (resembles small intestine tissue)

22
Q
A

Normal epithelia

23
Q
A

Dysplasia

24
Q
A

Neoplasia

25
Q
A

Metaplasia

26
Q

Microscopically, what features would you expect to see in inflamed tissue?

A

Infiltrating immune/inflammatory cells
* Oedema
* Phagocytosed cells
* Fibrin
* Exudate
* Hyperaemia

27
Q
A

inflamed tissue, as we can see Phagocytosed cells
* Hyperaemia

28
Q

In the blood vessel pictured below (V), what cellular inflammatory response is evident? (Hint- look at the
periphery of the lumen).What chemical mediator might be causing this?

A

Margination/Pavementing (leukocytes only visible along the edge of the vessel wall). Histamine, chemokines, cytokines

29
Q
A

Chronic inflammation (as it has granulomas)

30
Q
A

Chronic inflammation (has mononuclear infiltrate)

31
Q
A

acute inflammation(has Mostly neutrophil accumulation)

32
Q
A

acute inflammation(has Mostly neutrophil accumulation)

33
Q
A

pathology (8 decks)

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