Respiratory Epithelium nasal cavity

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• Respiratory Epithelium (nasal cavity)
•        1.   Respiratory epithelium (ciliated
  pseudostratified)
• 2. sustentacular cells (long)
• 3. basal cells (long)
• 4. goblet cells (light)
•        5.   Lamina propria (loose areolar
  c.t.)              6. seromucus glands
•               7. ducts           
• 8. peripheral nerve              9. vein

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• Trachea (lp mp) (name organ)
•       1. Lamina propria  - similar to the nasal
  cavity          except that goblet cells are
  less common here....       2. trachealis muscle
• 3. hyaline cartilage c-ring

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•       Lung
•      1.  alveoli (not tested)     2.  alveolar
  septum (interalveolar septum)          3. 
  alveolar type I cell          4.  alveiolar type
  II cell     5.  alveolar macrophage (dust
  cell)

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•       Lung
•      1.  alveoli     2.  alveolar septum
  (interalveolar septum)          3.  alveolar
  type I cell          4.  alveiolar type II
  cell     5.  alveolar macrophage (dust cell)

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• Bronchiole
•      7.  simple cuboidal or columnar
  epithelium     8.  lamina propria     9. 
  smooth muscle layer

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Tongue (sagittal veiw) low mag

•        1.  dorsum       2.  undersurface      
  3.  stratified squamous epithelium       4. 
  papillae            TB   - taste buds       6. 
  lingual (minor) salivary glands       7. 
  intrinsic muscles 

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Tongue

•        1.  dorsum       2.  undersurface      
  3.  stratified squamous epithelium       4. 
  papillae            TB   - taste buds       6. 
  lingual (minor) salivary glands       7. 
  intrinsic muscles 

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• Tongue (name organ)
•        1.  dorsum       2.  undersurface      
  3.  stratified squamous epithelium       4. 
  papillae            TB   - taste buds       6. 
  lingual (minor) salivary glands       7. 
  intrinsic muscles 

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Tongue (dorsal surface) high magSlide 7.4

•        1.  dorsum       2.  undersurface      
  3.  stratified squamous epithelium       4. 
  papillae            TB   - taste buds       6. 
  lingual (minor) salivary glands       7. 
  intrinsic muscles 

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Developing tooth

•         Tooth (unerupted)
•          ameloblasts (immediately external to the
  enamel               layer)         2. 
  enamel         3.  dentin (containing striations
  called the dentinal               tubules or
  dentinal canaliculi)              5. predentin
  (not tested)         6.  odontoblasts        
  7.  pulp cavity              8. dental
  pulp         9.  stellate reticulum

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•         Sublingual salivary gland
•         1. mucus units            2. serous
  demilune         4. adipose

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•         Submandibular salivary gland
•         1.  mucus units             2. serous
  demilune        3.  serous units        4. 
  exocrine duct         5.  adipose (not tested)

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Parotid Gland

• serous units, exocrine ducts and       
  adipose.  (i.e. no mucus elements)

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•      Liver     1. lobule (multi faceted
  structure 10.1)             2. central
  vein             3. hepatocytes             4.
  hepatic sinusoids (spaces)
•       5. portal triad (not an answer)            
  6. hepatic artery             7. portal
  vein             8. bile duct

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•      Liver     1. lobule (multi faceted
  structure 10.1)             2. central
  vein             3. hepatocytes             4.
  hepatic sinusoids      5. portal triad (enlarged
  in figure 10.2)             6. hepatic
  artery             7. portal vein            
  8. bile duct

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• Gall bladder (name organ)
•        Mucosa (M)             1. simple columnar
  epithelium             LP  lamina propria      
  Muscularis externus (ME)       Serosa (S)

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• Pancreas
•        1. islets of Langerhans       2.
  pancreatic (serous) acini

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• Duodenum
•       note the layers of the wall
•       1. crypts of Lieberkuhn (intestinal
  glands)      2. villi       3. Brunner's glands
  (duodenum only)      5. surface (absorptive)
  cells        6. paneth cells        7. lacteal

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• Duodenum
•       note the layers of the wall
•       1. crypts of Lieberkuhn (intestinal
  glands)      2. villi       3. Brunner's glands
  (duodenum only)      5. surface (absorptive)
  cells        6. paneth cells        7. lacteal

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• Jejunum
•       1. crypts of Lieberkuhn (intestinal
  glands)      2. villi       5. surface
  (absorptive) cells        6. paneth cells 
        7. lacteal
•       there are more goblet cells      there
  are no features of importance in the submucosa

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• Ileum      Note the layers of the wall      
  1.  Peyer's patches
•        crypts
•     2. villi        5. surface (absorptive)
  cells
•       6. paneth cells
•       7. lacteal

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Colon (low mag)

•         Note the layers of the wall        1. 
  crypts of Lieberkuhn        2.  goblet
  cells        3.  teniae coli (not always present
  but unique)

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Colon (mucosa)

•         Note the layers of the wall        1. 
  crypts of Lieberkuhn        2.  goblet
  cells        3.  teania coli (not always present
  but unique)

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• Esophagus
•          Mucosa (M)         1.    stratified
  squamous epithelium         2.    lamina
  propria (LP)         3.    muscularis
  mucosa (MM)   (lymph nodeN)
•           Submucosa (SM)          6.     
  esophageal proper glands
• Muscularis externus (ME)         
  First 1/3 of the esophagus skeletal muscle 
  Mid 1/3 mixture of smooth (SH) and
  skeletal muscle (SK)          Distal esophagus
  only smooth muscle.          8.    inner
  circular layer          9.    outer longitudinal
  layer
•           Adventitia (A)    

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• Esophagus
•          Mucosa (M)         1.    stratified
  squamous epithelium         2.    lamina
  propria (LP)         3.    muscularis
  mucosa (MM) (not tested)  (lymph nodeN)
•           Submucosa (SM)          6.     
  esophageal proper glands
• Muscularis externus (ME)         
  First 1/3 of the esophagus skeletal muscle 
  Mid 1/3 mixture of smooth (SH) and
  skeletal muscle (SK)          Distal esophagus
  only smooth muscle.          8.    inner
  circular layer          9.    outer longitudinal
  layer
•           Adventitia (A)     

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• Esophagus
•          Mucosa (M)         1.    stratified
  squamous epithelium         2.    lamina
  propria (LP)         3.    muscularis
  mucosa (MM) (not tested)  (lymph nodeN)
•           Submucosa (SM)          6.     
  esophageal proper glands
• Muscularis externus (ME)         
  First 1/3 of the esophagus skeletal muscle 
  Mid 1/3 mixture of smooth (SH) and
  skeletal muscle (SK)          Distal esophagus
  only smooth muscle.          8.    inner
  circular layer          9.    outer longitudinal
  layer
•           Adventitia (A)     

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• Esophagus
•          Mucosa (M)         1.    stratified
  squamous epithelium         2.    lamina
  propria (LP)         3.    muscularis
  mucosa (MM) (not tested)  (lymph nodeN)
•           Submucosa (SM)          6.     
  esophageal proper glands
•           Muscularis externus (ME)         
  First 1/3 of the esophagus skeletal muscle 
  Mid 1/3 mixture of smooth (SH) and
  skeletal muscle (SK)          Distal esophagus
  only smooth muscle.          8.    inner
  circular layer          9.    outer longitudinal
  layer
•           Adventitia (A)     

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• Stomach (gastric region)
•       1.   rugae      2.   gastric pits
  (foveolae)
•       Mucosa (M)      3.   surface mucus
  cells      4.   neck mucus cells      5.  
  parietal cells      6.   chief cells   all
  the preceeding cells are cells of the gastric
  gland.      8.   lamina propria  (LP)      
  9.   musuclaris mucosa  (MM)
•       Submucosa (SM)
•       Muscularis Externa (ME)      10. 
  oblique layer (if present)      11.  circular
  layer      12.  longitundinal layer
•       Serosa (S)

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• Stomach (gastric region)
•       1.   rugae      2.   gastric pits
  (foveolae)
•       Mucosa (M)      3.   surface mucus
  cells      4.   neck mucus cells      5.  
  parietal cells      6.   chief cells   all
  the preceeding cells are cells of the gastric
  gland.      8.   lamina propria  (LP) (not
  tested)      9.   musuclaris mucosa  (MM)
•       Submucosa (SM)
•       Muscularis Externa (ME)      10. 
  oblique layer (if present)      11.  circular
  layer      12.  longitundinal layer
•       Serosa (S)