Mohamed Abbas, a science teacher at Senioritis.io

Mohamed Abbas
June 21, 2023
Cardiology

Role of AV Node in Heart Contraction: Importance and Functions of the Cardiac Electrical Gateway

AV node Gatekeeper of heart; determines what impulses go through (40-60bpm); relays electrical impulses from atria into ventricles The AV node, or atrioventricular node, is a specialized...

Mohamed Abbas
June 21, 2023
Cardiology

Discovering the Vital Role of AV Bundle in Heart Functionality: Anatomy and Function Explained

AV bundle (bundle of His) only electrical connection between atria and ventricles (40-60bpm) The AV bundle, also known as the bundle of His, is a collection of...

Mohamed Abbas
June 21, 2023
Cardiology

Brief Guide to Bundle Branches: Critical Role of Electrical Conduction System in Heart Functioning

Bundle branches conduct impulses to the left and right ventricles (interventricular septum) 20-40bpm The bundle branches are a part of the electrical conduction system of the heart...

Mohamed Abbas
June 21, 2023
Cell Biology

Dynamic Structure and Functions of Chromatin in Eukaryotic Cells

What is chromatin Condensed DNA or RNA Chromatin is the combination of DNA and proteins that make up the contents of the nucleus of a eukaryotic cell....

Mohamed Abbas
June 21, 2023
Organic Chemistry

Formaldehyde: Health Risks, Sources, and Prevention Strategies

Formaldehyde Aldehyde vs. Ketones Terminal group Formaldehyde is a colorless, flammable gas with a strong and pungent odor. It is a naturally occurring organic compound and is...

Mohamed Abbas
June 21, 2023
Parasitology

Chagas Disease: Causes, Symptoms, Prevention, and Treatment of the Parasitic Infection caused by Trypanosoma cruzi

Trypanosoma cruzi Changas disease; affects central and peripheral nervous system in children; transmitted by “kissing bugs” Trypanosoma cruzi is a parasitic protozoan that causes Chagas disease, also...

Mohamed Abbas
June 21, 2023
Mycology

Entamoeba histolytica: Transmission, Life cycle, Symptoms, Diagnosis, Treatment, and Prevention

Entamoeba histolytica Lives in large intestine of humans; passed on via contaminated food and water Entamoeba histolytica is a protozoan parasite that causes amoebic dysentery and amoebic...

Mohamed Abbas
June 21, 2023
Life Science

Discovering the Basic Unit of Life: Prokaryotic vs Eukaryotic Cells in Biology and Medicine

Basic unit of life Cell The basic unit of life is the cell. It is the smallest unit of life that is capable of performing all of...