Catalyst University
Sternoclavicular (SC) & Acromioclavicular (AC) Joints REVIEW
In this video, we do a brief review of the anatomy of the sternoclavicular (SC) & acromioclavicular (AC) joints.
Catalyst University
Protein Purification Table Calculations: Formulas, No Numbers
Protein Purification Table Calculations: Formulas, No Numbers
Catalyst University
Disk Diffusion Test using Bacitracin or Optochin
In this video, I explain how to determine resistance (R) or susceptibility (S) in bacteria using the disk diffusion method (with bacitracin and optochin).
Catalyst University
Steroidogenesis | The Biosynthesis of Steroids from Cholesterol
In this video, we examine the conversion of cholesterol to all of the major steroid classes: progestogens, mineralocorticoids, glucocorticoids, androgens, and estrogens.
Catalyst University
Lachman's Test | Rationale & Interpretation
In this video, I explain and demonstrate Lachman's test, a special test used in the assessment of ACL injuries. More specifically, we will cover the procedure, interpretation of results, and its psychometric properties.
Catalyst University
The Nuclear Pore Complex: Nuclear Import, Export, & RAN
In this video, we discuss the mechanisms by which proteins are targeted to the nucleus (import) and moved from the nucleus to the cytoplasm (export). Collectively, nucleocytoplasmic transport is regulated by the nuclear pore complex and...
Catalyst University
The Acromioclavicular (AC) Joint | Anatomy and Function
In this video, we will discuss the structure of the acromioclavicular (AC) joint along with the associated stabilizing ligaments and other nearby structures.
Catalyst University
Type I Alveolar Cells, Respiratory Membranes, & Gas Exchange
In this video, we discuss how gas exchange occurs across the respiratory membrane at the alveoli and how this involves Type I Alveolar Cells.
Catalyst University
Mechanisms of β1-blockers, Calcium-channel Blockers, & α-blockers
In this video, we will be exploring the mechanisms of action of several antihypertensive drugs that act in the cardiovascular system and on the heart: β-blockers, calcium-channel blocker's, and α-blockers.
Catalyst University
Roos Test (Elevated Arm Stress Test) | Rationale & Interpretation
In this video, I explain and demonstrate the Roos test (Elevated Arm Stress Test), one special test used in the diagnosis of Thoracic Outlet Syndrome (TOS). More specifically, we cover the rationale, interpretation of results, and...
Catalyst University
Prions | Mechanism of Classical Creutzfeldt-Jakob Disease (cCJD)
In this video, I discuss the mechanism of development and propagation of Classical Creutzfeldt-Jakob Disease (CJD).
Catalyst University
Primer Design for Cloning ENTIRE Gene Sequence
This video explains how to design primers for amplifying an entire gene of interest from start codon (ATG) to STOP codon. -Forward Primer -Reverse Primer -Ordering Primers using IDT
Catalyst University
Motor Learning | Practice Intensity [Cardiovascular & Perfection]
In this motor learning video, we explore how practice intensity is classified, in terms of cardiovascular and perfection perspectives.
Catalyst University
Heme Catabolism (1/2): Eukaryotic Reactions of Heme to Bilirubin
Heme Catabolism (1/2): Eukaryotic Reactions of Heme to Bilirubin
Catalyst University
Capsaicin | Biosynthesis, Mechanism, & Metabolism
In this video, we explore the active ingredient in hot peppers, capsaicin, and discuss its biosynthesis, mechanisms, & metabolism.
Catalyst University
Assistive Devices/Gait Patterns | 3-, 2-, & 4-point Patterns
In this video, we explore gait patterns that can be done with bilateral assistive devices including axillary crutches, straight canes, forearm and Lofstrand crutches (axillary crutches on demonstration here). More specifically, we will...
Catalyst University
How to Determine Intervals & Segments on EKG EXPLAINED
In this video, we explore how to determine the various intervals and segments associated with a typical EKG.
Zach Star
The Chemistry Major
This video will go over what you can expect going into college as a chemistry major. Chemistry is a challenging major that is made up of science and advanced level math courses. In addition to your core major classes you will also have...
Catalyst University
Determine the Isotonic Concentration for a Cell in Solution
In this video, we consider the following situation: Eggs (cells) are placed in solutions with various concentrations, and initial and final egg masses are determined. Determine the isotonic concentration via graphing and manual...
Catalyst University
RPAs EXPLAINED [Part 2 FULL] | Vestibulospinal Reflex (VSR) & Hip Strategies
In this video, we explore the following: [1] structure and functions of the vestibulospinal and vestibulocollic reflexes, or the VSR and the VCR. [2] various types of hip strategies, their form, detection, and patterns of muscle activation.
Catalyst University
Pharmacology of Parkinson's Disease
In this video, we explore the basic pharmacology of Parkinon's disease.