October 31, 2019

Bladder – Submucosa & Trigon mucosa Anatomy The urinary bladder stores the urine produced in the kidneys, before it is expelled. The bladder is a

Tympanic cavity & Eustachian Tube Anatomy The middle ear is situated behind the eardrum and before the oval window of the cochlea. The tympanic cavity

Eyes – Iris & Ciliary Body Anatomy The iris is the blind of the eye which surrounds the pupil. It’s pigment layer collects scattered light.

Eyes – Chorioid Anatomy: The chorioid is a 4-layered tissue situated between the retina and the sclera. It is rich in vessels that supply the

Eyes – Lacrimal Gland Anatomy The lacrimal glands are paired glands that secrete the aqueous layer of the tear film. They are situated in the upper

Nose – Para Nasal Sinus Mucosa Anatomy Paranasal sinuses are air-filled spaces communicating with the nasal cavity within the bones of the skull and face.

Nasal and Sinus Mucosa/ Ectodermal origin, Social Smelling Anatomy The nasal cavity, it’s vestibule and the air-filled sinuses are lined with a mucosa. This membrane

Nasal and Sinus Submucosa / Endodermal origin Anatomy The nasal cavity, it’s vestibule and the air-filled sinuses are lined with a mucosa. This membrane consists

Lungs – Bronchial Goblet Cells Anatomy Goblet cells are glandular simple columnar epithelial cells, shaped like a cup, whose sole function is to secrete mucus.

Lungs – Alveoli Anatomy Alveoli are hollow cavities. In the lung parenchyma of the respiratory system, the alveoli are the terminal ends of the respiratory