Professor Dave Explains
Types of Tissue Part 4: Nervous Tissue
We've learned about epithelial tissue, connective tissue, and muscle tissue, so now it's time to learn about the fourth and final type, nervous tissue! That means all the neurons that send signals around your body. These make up the...
Catalyst University
Pancreatic and Brush Border Enzymes of the Small Intestine
Here, we discuss the functions of the major brush border and pancreatic enzymes of the small intestine. Chapters View all Physiology of the Small intestine 0:12 The Small Intestine: The Brush Border 1:57 The Small intestine: Brush Border...
JJ Medicine
Hedgehog Signaling Pathway in Invertebrates | Mechanism and Role in Development
Introductory lesson on the Hedgehog Signalling Pathway in Invertebrates. The Hedgehog signaling pathway is important in embryological development of both invertebrates and vertebrates. Hedgehog proteins facilitate the activation of the...
Curated Video
The Plasma Membrane - A view of the cell
The plasma membrane is responsible for maintaining a balance. In this section, I talk about both the structure and the function of the plasma membrane. I deal with the components of the plasma membrane and their functions.
The Noted Anatomist
Endocrine system overview
This video tutorial provides an overview of the endocrine system (function, definitions, hormone classification and mechanism of action, target cell specificity, negative feedback). 0:00. Introduction 0:28. Nervous system vs. Endocrine...
msvgo
Uptake and Transport of Mineral Nutrients
The nugget explains the uptake, absorption and transport of mineral nutrients in plants.
Catalyst University
Type I vs Type II Diabetes EXPLAINED
In this video, we will explore the differences between type I and type II diabetes mellitus after reviewing the normal physiology.
Schooling Online
IB Biology: Cell Biology - Plant Cells 1
Let’s fly to Eukarytopia, the home of the eukaryotes! You can learn all about plants in the Garden of Babylon! This lesson will begin our series on eukaryotic cells. We’ll look at the structure of plant cells, focusing on components that...
msvgo
Mechanism of Hormone Action
Explain the mechanism of action of steroid and non-steroidal hormones.
Catalyst University
Proteins and Enzymes for Anatomy and Physiology
Proteins and Enzymes for Anatomy and Physiology
Catalyst University
Cell Cycle Regulators & Tumor Suppressor Genes | Proto-oncogenes & Oncogenes
In this video, we discuss the difference between proto-oncogene and oncogene AND the meaning of tumor suppressor genes. We also explore how dysfunction in any of these can lead to cancer.
Catalyst University
Vitamin D | Biosynthesis & the Vitamin D Receptor
In this video, we discuss the biosynthetic pathway for vitamin D and how vitamin D exerts its functions at the gene expression level. We also explore the clinical affect of statin therapy on vitamin D levels.
Professor Dave Explains
Unicellular Life Part 1: Bacteria
Finally! After talking about atoms and molecules in chemistry, big molecules in biochemistry, and all the parts of the cell in this biology series, we are finally ready to look at entire living organisms! But we have to start with the...
The Noted Anatomist
Epithelium
A brief overview of epithelial tissue: 0:00. Intro to epithelium 0:15. What is epithelium? 3:08. Classifications of epithelium - 3:40. Simple squamous epithelium - 6:57. Simple cuboidal epithelium - 8:43. Simple columnar epithelium -...
Kenhub
Smooth muscle
The type of muscle tissue found in the walls of blood vessels and hollow internal organs, such as the stomach, intestine etc.
Professor Dave Explains
Receptors: Signal Transduction and Phosphorylation Cascade
Did you know that cells can talk to one another? One cell can send a molecule over to another cell, and a receptor protein in the cell membrane will receive it, just like molecular walkie-talkies. Check it out!
msvgo
Fertilisation and Implantation
It explains the process of fertilisation and describes how the zygote gets implanted in the uterus after fertilisation.
Catalyst University
Anatomy - Physiology of Damaged Vessels & Platelets
In this video, we explore: 1) the physiology of healthy blood vessels, 2) the physiology of damaged blood vessels, 3) platelet function in hemostasis
JJ Medicine
Insulin Signaling Cascade and Downstream Effects - Biochemistry Lesson
Learn the insulin signaling transduction cascade/pathway in this biochemistry powerpoint-style lecture! Hey guys! Here is a new video where I teach the insulin signaling pathway in a new powerpoint style lecture format. Please let me...
Catalyst University
Active Transport EXPLAINED | Primary vs Secondary
In this video, we will discuss the differences between primary and secondary active transport by looking at a few specific transport mechanisms.
Let's Tute
Components of a Cell: An Introduction
This video explains the components of a cell, including the cell membrane, cell wall (in plant cells), and cytoplasm. It also discusses the differences between animal and plant cells and introduces the concept of cell organelles.
Catalyst University
Anatomy - Histology of Connective Tissue
In this video, we discuss the following: 1) several common connective tissues 2) their structural & functional features 3) where to find them
Professor Dave Explains
Eukaryotic Cells Part 1: Animal Cells and Endosymbiotic Theory
Prokaryotic cells were simple enough, but eukaryotic cells are much more complex! They have so many more little features and compartments, like the deluxe model of your car. We have to learn about every single one of these organelles and...