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Lymphoid
What organ? Palatine tonsil
cryptLined with?
Stratified squamousepithelium
Secondary nodule
What organ? Thymus
lobules
No hylus
Capsule
cortex
medulla
What are the areas filled with?
Lymphocytes
No germinal centers
Hassall Corpuscle- enveloped by reticular cells
T Lymphocytes
What organ?Spleen Fibrous capsule
White pulpSecondary nodule
Red pulp
Central arteriole
PAL rich in T Lymphocytes
Red pulp with splenic cords and venous sinuses
capsuleWhite pulp
What organ? Lymph node
Cortex
Medulla
paracortex
hilus
Secondary nodule
Germinal center
All located in the outer cortex
Subscapular sinus
Capsule
Cortex
Afferent lymphatic vessel
Stomach
Primary lymphatic nodule
Unencapulated lymphoid tissue
Skin and Appendages
Thick Skin
Stratum spinosum
melanocytes
Dermal papillae
Thin Skin
Thin skin No thicker then the rest of the epidermis
Stratified SquamousEpithelia
Keratinized
What is it?Skin
Keratinized Stratified SquamousEpithelium
Dermis-Solid EosinophilicTissue
Hypodermis=SubcutisEosinophilicIslands
Where are we? Thick Skin
What kind of tissue are the dermis & Hypodermis?
Dense Irregular Connective Tissue
Adipose Tissue
What area of the skin? Hypodermis
Peripheral Nucleus
Stratum Corneum
Stratum Granulosum
Stratum Spinosum
Stratum basale
Dermis
Where are we? Thick Skin
Dermis
Hypodermis
Dense IrregConnective Tissue
What is it? Thin SkinBlue StainedElastic, Collagen,& Reticular Fibers
ORAL REGION ESPHAGUS AND STOMACH
tongue
Serous Glands
MucousGlands
Skeletal muscle
filiform
Hyper keratinizedNo tastebuds
Fungiform s mixed in
tongue
circumvallate Rich in taste bud
Von Ebners Glands - Secretes a watery fluid that dissolves food constituentsSerous glands
foliate
Lingual Salivary Glands - Exocrine glands because the secretion product Is released into a cavity (oral cavity).
Stratified Squamous Epithelium
esophagus
Stratified Squamous Epithelium
Muscularis Mucosa – has smooth muscle
sub mucosa
stomach
mucosa
submusca
stomach
Gastric pits
Lined by simple columnar epithelium
Parietal cellsProduce HCL
Chief cellsProduce pepsinogen
Mucus secreting cells
duodenum
duodenum
Brunners glands
Goblet cells
Muscularis mucosa
Brunners glands
submucosa
Circular smooth muscle
Longitudinal smooth muscle
Auerbach plexus
jejunum
mucosa
submucosa
Muscularis externa
serosa
plicae
villi
Paneth cellsContain antibacterial cells
Goblet cells
Brush boarder
Crypts of lieberkuhn
Simple columnar
Ileum
Ileum
Payer patchA lot of lymphocyte
colon
Crypts of lieberkuhn
Lymphatic nodule
myenteric plexus
Teniae coli
Stratified squamous
Simplecolumnar
Anorectal junction
Keratinized squamous
appendixSecondary lymphatic nodule
DIGESTIVE GLANDS
Submandibular Gland
Intralobular striated duct
serousmucus
demilune
capsule
Submandibular Gland
Interlobular ductsPseudo stratified epitheliumExcretory gland
Parotid Gland
Intralobular striated duct
Interlobular ductsParotid Gland
Serous acini
septa
Intralobular striated duct
Intercalated ductsLess cytoplasmSimple cuboidal
Parotid Gland
pancreas
Islets of langerhand
pancreas
Islets of langerhandWith Alpha and Beta cells
Zymogen granules
pancreas
Interlobular ductSimple columnar
pancreas
AciniZymogen granules
Centeroacinar cells
liver
Central vein
sinusoid
Portal veinWith CT
hepatocytes
Kupffer cellsThe macrophage
liver
gallbladder
Smooth m
serosa
gallbladder
Simple columnar
Lamina propira
Smooth m
RESPIRATORY SYSTEM
Trachea
thyroid
esophagus
Smooth mucles
Trachealis muscle
Trachea
Ciliated pseudostatified columnar
Hyaline cartilage
Lamina propria
submucosa
lungartery
BronchioleCiliated simple columnar
alveoli
Alveoli duct
lung
Type 2 pneumocyte (foamy)
Type 1 pneumocyte
Clara cell
lungBronchus- has cartilage
Ciliated psuedostratifided columnar