====== Epithelial tissue ====== * internal or external ; more soft consistence * Epithelium * MEMBRANE, Film, Pannicle, Tunicle, Pericardium, Pe∣ricranium, Peritonaeum. * Containing a circular group of epithelial cells * [[:en:glands|GLANDS]], GLANDULE, Kernel, Emunctory, Almond, Bur, Sweet-bread, Nut. * Follicle * Thyroid Follicle * Ovarian Follicle * homogenous tubular ; Formed of numerous minute canals * nephron joins to form * renal pelvis , ureter * seminiferous tubules joins to form * vas deferens , epididymis , rete testis * alveoli joins to form * bronchioles , bronchi , trachea * exocrine ducts * [[:en:glands|GLANDS]] * villi * chorionic villi * gastric villi * microvilli * renal villi * capillaries * glomerular capillaries * fenestrated capillaries * sinusoidal capillaries | Epitheliocytus ciliatus | Ciliated Epithelial cell | | Epitheliocytus columnaris | Columnar epithelial cell | | Epitheliocytus Cuboideus | Epitheliocytus Microvillosus | Epitheliocytus Neurosensorius * Epithelium Simplex Cuboidum (simple cuboidal epithelium) * Epithelium Simplex Columnare ( Simple Columnar epithelium ) * Epithelium Pseudostratificatum Columnare ( Pseudostratified Columnar Epithelium ) | simple squamous | {{:histology:squamous_epithelium-simple.jpg}} | Air sacs of lungs , lining of heart , blood vessels and lymph vessels | | simple cuboidal | {{:histology:cuboidal-epithelium-simpl.jpg}} | ducts and secretory portions of small glands and in kidney tubules | | ciliated columnar | {{:histology:columnar-epithelium-simpl.jpg}} | bronchi , fallopian tubes , uterus | | non ciliated columnar | {{:histology:columnar-epithelium-simpl.jpg}} | digestive tract | | pseudostratified epithelium | {{:histology:pseudostratified-columnar.jpg}} | trachea and much of upper respiratory tract | ===== STRATIFIED EPITHELIUM ===== {{:histology:transitional-epithl.jpg}} {{:histology:strat-sq-kerati.jpg}} {{:histology:stratified-sq-non-kerat.jpg}}