In this article we will discuss about the parts of human respiratory systems. Nose: a. Hairs are present in the nasal cavity. These hairs serve to filter the air that is entering the respiratory system. Any particle whose size is more than 6 µ gets filtered in the nose. b. The mucous membrane of the nose is highly vascular. As [...]
In this article we will discuss about:- 1. Structure of Pancreas 2. Composition of Pancreatic Juice 3. Regulation 4. Pancreatic 5. Effects. Structure of Pancreas: Pancreas is a dual organ. It has endocrine portion and exocrine portion. The exocrine part resembles the salivary glands in histology; being formed of acini arranged into lobules. Cells of the acini contain numerous mitochondria, [...]
The below mentioned article provides a notes on gastrointestinal tract. Gastrointestinal tract can be described as a specialized tube communicating with the external environment both at its upper and lower ends. There is regional specialization suited for the local functions. The main functions of GIT are: 1. Secretion: Exocrine—enzymes; endocrine— hormones of GI tract 2. Motility 3. Absorption 4. Storage [...]