Lab 1- Histology Flashcards
What tissue is this? Identify 1-4. Is this normal or abnormal
Normal brain tissue
1. Astrocyte
2. Neuron
3. Blood vessel
4. Oligodendrocyte
What tissue is this? Normal or abnormal?
Abnormal brain tissue- encephalitis
Blue dots: inflammatory cells
Clear spaces: edema
What tissue is this? Normal or abnormal? Label 1-3
normal splenic tissue
1. Trabecula
2. White pulp
3. Red pulp
What tissue is this? Normal or abnormal. Label 1-3
normal SI
1. Mucosa
2. Submucosal
3. Muscularis
What type of tissue is this? Identify 1-2
Normal SI
1. Goblet cells
2. Lamina propria with lymphocytes and plasma cells
What type of tissue is this? Normal or abnormal. Identify 1-3
normal kidney
1. Cortex
2. Medulla
3. Glomeruli
What type of tissue is this? Normal or abnormal. Identify 1-3
Normal kidney
1. Glomeruli
2. Blood cells
3. Renal tubules
What type of tissue is this? Normal or abnormal?
Identify 1-3
normal kidney
1. Bowman’s capsule
2. Urinary space
3. Renal tubules
What type of tissue is this? Normal or abnormal
Identify 1
Normal pancreatic tissue
1. Islet of langerhans
What type of tissue?
Normal or abnormal?
Identify 1-2
normal pancreatic tissue
1. Acinar cells
2. Islet of langerhans
What type of tissue?
Normal or abnormal?
Identify 1-2
normal liver
1. Central vein
2. Portal triad
What type of tissue?
Normal or abnormal?
Identify 1-4
normal liver
1. Portal vein
2. Hepatic artery
3. Bile duct
4. Sinusoids filled with RBC’s
What type of tissue?
Normal or abnormal?
Identify 1
normal liver
1. Central vein
What type of tissue?
Normal or abnormal
Identify 1-2
normal lung
1. Alveolus
2. Bronchiole
What type of tissue?
Normal or abnormal?
Identify 1-2
normal lung
1. Bronchus
2. Bronchiole
What type of tissue?
Normal or abnormal?
abnormal liver-lipodosis
Lots of cytoplasmic vacuoles, lots of fat
What type of tissue? Normal or abnormal
Abnormal kidney- amyloidosis. Enlarged renal corpuscles, bright pink waxy amorphous material
What tissue? Normal or abnormal? What stain
Abnormal kidney- renal corpuscle
Stain: Congo red stain
What stain and for what?
Congo red plus apple green birefringence for amyloidosis
what tissue type? Which one is normal which is abnormal
Cardiomyocytes
Left: normal
Right: hypertrophy (hypertrophic cardiomyopathy)
What type of tissue? Which circle indicates normal vs abnormal. What is wrong with abnormal area
Tissue: liver
Yellow circle: necrosis and hemorrhage
Black circle: normal hepatocytes
Cow presented with swollen gums, bleeding from gingiva. Necropsy showed this? What is wrong
Bovine papular stomatitis
Cow presented with swollen gums, bleeding from gingiva. What is the histological change called? What is cause?
Histological change: ballooning degeneration/hydropic degeneration
Cause: parapoxvirus resulting in bovine papular stomatitis virus
