Categories
Medicine

Systemic Examination of Respiratory System

This article is an exam-oriented discussion for medical students. This is a flowchart showing only the salient points to remember during performing a systemic examination of the respiratory system. Please Note: I only presented the systemic examination part. General examination should also be included when doing a complete physical examination. I shall later post another article on the general examination. Actually the […]

Categories
Immunology Medical Immunology Medicine

What is Inflammasome?

Definition – The inflammasomes are innate immune system receptors and sensors that regulate the activation of caspase-1 and induce inflammation in response to infectious microbes and molecules derived from host proteins¹. These are an important component of Innate immunity because they can recognize the molecules released by the pathogen even without any previous exposure from such molecules. […]

Categories
Medicine

Plant Fibers vs. Dietary Fibers – Commonly Confused

Plant fiber Fibers from which threads or ropes are prepared. They are thin, long plant tissue with good tensile property. They can be found in various parts – Types Seed fiber – cotton (Gossypium genus), Kapok, Luffa, coir Bast fiber – jute, flax, hemp, esparto (mostly the phloem tissue) Leaf fiber – sisal, henequen Regenerated fiber – soybean, bamboo Semisynthetic fiber – […]

Categories
Medical Microbiology Medicine Microbiology Articles Zoology

Why do viruses often come from bats? A discussion with your friendly neighborhood virologist

Hello everyone! I’m /u/_Shibboleth_ and I’m a Virologist/Immunologist. The 4.5 years I spent getting a PhD were dedicated to studying antibody responses against emerging viruses like Ebola and Marburg. So you can imagine how much time I’ve spent thinking about bats. Here are some answers about why they always seem to be the culprit when it comes […]

Categories
Anatomy Medicine Ophthalmology

Anatomy of the Human Eye

This image shows various parts of the human eye. Various layers were reflected to expose the deeper structures. A single ray of light is shown in the middle to explain the image-forming pathway. Image Labels posterior segment ora serrata ciliary muscle ciliary zonules Schlemm’s canal pupil anterior chamber cornea iris lens cortex lens nucleus ciliary […]