Catalyst University
Amino Acid Catabolism to Alpha-Ketoglutarate
Amino Acid Catabolism to Alpha-Ketoglutarate
Catalyst University
Carbohydrate Structure Aldopentoses and Ketopentoses
Carbohydrate Structure Aldopentoses and Ketopentoses
Catalyst University
Adenylate Cyclase Mechanism - Inorganic Pyrophosphatase Mechanism
Adenylate Cyclase Mechanism Inorganic Pyrophosphatase Mechanism
Catalyst University
Follicular Cells & the Synthesis of Thyroid Hormones
In this video, we will discuss the following: [1] the synthesis of thyroid hormones, T3 and T4, from iodide and thyroglobulin in follicular cells. [2] the activation of T4 to T3 which occurs at the target cell level. [3] the elimination...
Catalyst University
Hip External Rotators The Deep Gluteal Muscles
In this video, we explore the deep gluteal muscles that facilitate hip external rotation including origins, insertions, actions, and innervation.
Catalyst University
Classifying Spinal Cord Injuries using ASIA Scoring [Explanation + Example 1]
In this video, I explain the basis of spinal cord assessment using the ASIA scoring system and work through and example of how to assess spinal cord pathology using the ASIA score sheet [neurological levels of injury, zone of partial...
Catalyst University
Nitric Oxide Synthase: Physiology, Biochemistry, and Mechanism
Nitric Oxide Synthase: Physiology, Biochemistry, and Mechanism
Catalyst University
Anatomy - Erythrocyte [RBC] Metabolism
In this video, we discuss the degradation pathway of red blood cells [Erythrocytes] and trace the fates of the 1) globins, 2) heme, and 3) iron.
Catalyst University
Anatomy of the Human Scapula [+ 3D Model @ 1204]
In this video, we discuss the anatomy of the human scapula using images and a 3D model.
Catalyst University
A Brief History of Fat - [Part 3 3]
In this segment, we continue our discussion on Western diseases and explore how sugar, chronically elevated insulin, and inflammation lead to a diseased cardiovascular system.
Catalyst University
PUFAs: Beta-Oxidation of Linoleic Acid (2 Double Bonds)
Basics of beta-oxidation for the polyunsaturated fatty acid, linoleic acid
Catalyst University
Glycolysis (Part 4 4) Payoff Phase Review
Glycolysis (Part 4 4) Payoff Phase Review
Catalyst University
Determine HR from a Regular-Rhythm EKG 1500- & 300-methods
This EKG video explains how to use the 1500-method and the 300-method to determine HR from a regular rhythm.
Catalyst University
Cardiac Muscle Physiology T Tubules and Calcium-induced Calcium Release
Cardiac Muscle Physiology T Tubules and Calcium-induced Calcium Release
Catalyst University
Basics of the Sciatic Nerve - Structure, Branches, and Disorders
In this video, we discuss the origin of the sciatic nerve from nerve roots L4-S3, its structure and branches, and basic disorders of the sciatic nerve. NOTE: The "condition" sciatica is very general but is due to compressed roots ~90% of...
Catalyst University
Anatomy - Positive & Negative Selection for Lymphocytes
In this video, we explore the basic processes of positive selection and negative selection, which select competent lymphocytes that don't attack our own self-cells.
Catalyst University
Estradiol Synthesis Theca Cells & Granulosa Cells
This video is a follow-up to the video regarding functions of LH and FSH (the gonadotropins). Here, we look at more detail regarding the synthesis of estradiol and the roles of the Theca Cells and Granulosa Cells.
Catalyst University
Overview of Metabolism [Part 1] | Glycolysis, β-oxidation, Glycogen Metabolism, & Lactose Metabolism
This video is part of a series in which we do an overview of metabolism and pathways. Specifically, this video covers glycolysis, β-oxidation, glycogen metabolism, and lactose metabolism.