ANAT214 Sem.241 Histo. Practical 1 Epithelium.pdf

ANAT 214 Sem. 241 Histology Practical 1 Epithelium Simple squamous epithelium Points of identification: i. One layer ii. Wider than tall iii. Disc shaped (flat) nucleus Simple cuboidal epithelium Points of identification: i. One layer ii. As tall as wide. iii. Spherical shaped nucleus Si...

ANAT 214 Sem. 241 Histology Practical 1 Epithelium Simple squamous epithelium Points of identification: i. One layer ii. Wider than tall iii. Disc shaped (flat) nucleus Simple cuboidal epithelium Points of identification: i. One layer ii. As tall as wide. iii. Spherical shaped nucleus Simple columnar epithelium. Points of identification i. One layer ii. Taller than wide iii. Oval nucleus Pseudostratified columnar ciliated Point of identification i. Single layer of cells with different heights. ii. Appear stratified, but aren’t. iii. All cells touch the basal lamina. iv. Nuclei are seen at different levels. Stratified squamous non- keratinized epithelium Points of identification i. More than one layer ii. Cells are not dead iii. Wider than taller iv. Disc shaped nucleus v. Not keratinized Stratified squamous keratinized epithelium Points of identification i. More than one layer ii. Cells are dead iii. Cells are keratinized iv. Wider than taller v. Disc shaped nucleus Transitional epithelium Points of identification i. Several cell layers. ii. Basal cells are cuboidal. iii. Surface cells are dome shaped. Stratified Columnar Epithelium Points of identification i. More than one layer ii. Taller than wide iii. Oval shaped nucleus Glandular epithelium Points of identification i. Simple tubular glands are present. ii. Goblet cells are present. iii. Ducts are present iv. Secretory portions(parts) are present.