Lab 1- Histology Flashcards

1
Q

What tissue is this? Identify 1-4. Is this normal or abnormal

A

Normal brain tissue
1. Astrocyte
2. Neuron
3. Blood vessel
4. Oligodendrocyte

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2
Q

What tissue is this? Normal or abnormal?

A

Abnormal brain tissue- encephalitis
Blue dots: inflammatory cells
Clear spaces: edema

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3
Q

What tissue is this? Normal or abnormal? Label 1-3

A

normal splenic tissue
1. Trabecula
2. White pulp
3. Red pulp

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4
Q

What tissue is this? Normal or abnormal. Label 1-3

A

normal SI
1. Mucosa
2. Submucosal
3. Muscularis

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5
Q

What type of tissue is this? Identify 1-2

A

Normal SI
1. Goblet cells
2. Lamina propria with lymphocytes and plasma cells

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6
Q

What type of tissue is this? Normal or abnormal. Identify 1-3

A

normal kidney
1. Cortex
2. Medulla
3. Glomeruli

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7
Q

What type of tissue is this? Normal or abnormal. Identify 1-3

A

Normal kidney
1. Glomeruli
2. Blood cells
3. Renal tubules

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8
Q

What type of tissue is this? Normal or abnormal?
Identify 1-3

A

normal kidney
1. Bowman’s capsule
2. Urinary space
3. Renal tubules

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9
Q

What type of tissue is this? Normal or abnormal
Identify 1

A

Normal pancreatic tissue
1. Islet of langerhans

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10
Q

What type of tissue?
Normal or abnormal?
Identify 1-2

A

normal pancreatic tissue
1. Acinar cells
2. Islet of langerhans

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11
Q

What type of tissue?
Normal or abnormal?
Identify 1-2

A

normal liver
1. Central vein
2. Portal triad

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12
Q

What type of tissue?
Normal or abnormal?
Identify 1-4

A

normal liver
1. Portal vein
2. Hepatic artery
3. Bile duct
4. Sinusoids filled with RBC’s

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13
Q

What type of tissue?
Normal or abnormal?
Identify 1

A

normal liver
1. Central vein

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14
Q

What type of tissue?
Normal or abnormal
Identify 1-2

A

normal lung
1. Alveolus
2. Bronchiole

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15
Q

What type of tissue?
Normal or abnormal?
Identify 1-2

A

normal lung
1. Bronchus
2. Bronchiole

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16
Q

What type of tissue?
Normal or abnormal?

A

abnormal liver-lipodosis
Lots of cytoplasmic vacuoles, lots of fat

17
Q

What type of tissue? Normal or abnormal

A

Abnormal kidney- amyloidosis. Enlarged renal corpuscles, bright pink waxy amorphous material

18
Q

What tissue? Normal or abnormal? What stain

A

Abnormal kidney- renal corpuscle
Stain: Congo red stain

19
Q

What stain and for what?

A

Congo red plus apple green birefringence for amyloidosis

20
Q

what tissue type? Which one is normal which is abnormal

A

Cardiomyocytes
Left: normal
Right: hypertrophy (hypertrophic cardiomyopathy)

21
Q

What type of tissue? Which circle indicates normal vs abnormal. What is wrong with abnormal area

A

Tissue: liver
Yellow circle: necrosis and hemorrhage
Black circle: normal hepatocytes

22
Q

Cow presented with swollen gums, bleeding from gingiva. Necropsy showed this? What is wrong

A

Bovine papular stomatitis

23
Q

Cow presented with swollen gums, bleeding from gingiva. What is the histological change called? What is cause?

A

Histological change: ballooning degeneration/hydropic degeneration
Cause: parapoxvirus resulting in bovine papular stomatitis virus