Catalyst University
Mechanism of Facial (Bell's) Palsy and Clinical Interpretation
In this video, we discuss the mechanisms by which the facial nerve’s function can be interrupted (UMN and LMN lesions) and how to predict where a lesion occurs.
Catalyst University
Shoulder ABDuction Test | Rationale & Interpretation
In this video, I explain and demonstrate the Shoulder ABDuction Test, a special test used in the assessment and differentiation of cervical radiculopathies and thoracic outlet syndrome (TOS). More specifically, we cover the test...
Catalyst University
Exercise is Medicine | Motivation for 2021 💪
Happy New Year 2021! Last year was rough, but this year can be better. I want to inspire you to exercise! Exercise is Medicine, and I hope to inspire you to do something healthy for your body and for your life. Please enjoy the content...
Catalyst University
The Popliteal Fossa EXPLAINED | Boundaries & Contents
In this video, we explore the boundaries of the popliteal fossa as well as its major contents.
Catalyst University
Pepper Comparison Scale 🌶️ | How HOT You Like It? 🌶️🌶️🌶️
This video is simply a fun visual exploring how hot various peppers are based on the Scoville Scale.
Catalyst University
What is Herd Immunity? Does it Relate to COVID-19?
n this video, we will discuss the basic idea of herd immunity and what it means. Then, we will discuss the basic idea of a pathogen's basic reproduction number (R0) and how to predict the number of individuals who require immunization to...
Catalyst University
Spinal Manipulation Clinical Prediction Rules (CPRs) EXPLAINED
In this video, we explore the use and interpretation of the following manipulation clinical prediction rules (CPRs): [1] Lumbopelvic manipulation [2] Cervical manipulation [3] Thoracic manipulation for mechanical neck pain
Catalyst University
The Popliteal Artery and its Branches EXPLAINED
In this video, we look the popliteal artery as it descends into the leg and branches into the tibial arteries.
Catalyst University
Neck Pain | Introduction, Risk Factors, & Prognoses
In this video, we introduce neck pain and several important risk factors for developing neck pain along with how to conceptually think about the prognosis for a patient with neck pain.
Catalyst University
Endocannabinoids [Part 4] | Effects on Cancer Cells
In this video, we explore the basic mechanism by which endocannabinoids may shift a cancerous cell toward cell death, autophagy, and cell cycle arrest.
Catalyst University
Scapular Movements & Their Importance EXPLAINED
In this video, we discuss the major movements of the scapula, the muscles involved, and (most importantly) why scapular movement is important for glenohumeral ROM.
Catalyst University
Knee-to-Wall Test | Rationale & Interpretation
In this video, I explain and demonstrate the Knee-to-Wall Test (AKA dorsiflexion lunge test OR weight-bearing lunge test), a special test used in the assessment of functional dorsiflexion ROM, specifically in the closed-chain.
Catalyst University
The Talocrural Joint | Anatomy & Movements
In this video, we discuss the structure and functions of the talocrural joint at the ankle.
Catalyst University
Hippurate Hydrolysis Test | Theory & Results
In this video, we explore the theory of the hippurate hydrolysis [hippuricase] test and how to interpret the results.
Catalyst University
The Cardiac Muscle Action Potential EXPLAINED
In this video, we explore the biochemical events that take place during the action potential of an individual cardiomyocyte.
Catalyst University
Structure & Function of the Withdrawal Reflex, a Polysynaptic Reflex
In this video, we will discuss the anatomy and function of the withdrawal reflex.
Catalyst University
Thermotherapy [Part 1] | Theory, Contraindications, and Precautions
In this full-lecture video, we discuss the theory, contraindications/precautions, specific uses, and techniques by which we can apply heat as a therapeutic modality along with any relevant associated parameters.
Catalyst University
The Rule of 9s 🔥 | Estimating Burn Surface Area
This video explores the rule of 9s for estimating burn surface area with 1 example.
Catalyst University
Valgus & Varus Forces on the Knee | MCL vs LCL Injuries
In this video, we discuss the differences between varus- and valgus-forces on the knee and what structures they may injure.
Catalyst University
Diagnosing Jimmy Crute's UFC261 Injury 🥊
In this video, we discuss the anatomy and clinical reasoning behind Jimmy Crute's leg injury in UFC261 following his defeat to Anthony Smith.
Catalyst University
Diuretics | 4 Major Classes + Mechanisms of Action
In this video, we explore the four major classes of diuretics that are used in the treatment of hypertension including their mechanisms of action.
Catalyst University
Dorsal Foot Muscles | Anatomy, Origins, Insertions, & More
In this video, we discuss the muscles of dorsal foot compartment. More specifically, the anatomy, origins, insertion, innervation, blood supply, and actions.
Catalyst University
Pharmacology of the Renin-Angiotensin-Aldosterone [RAAS] Pathway
In this video, we discuss the drugs and pharmacology affecting the Renin-Angiotensin-Aldosterone [RAAS] Pathway.
Catalyst University
Movements & Muscles of Radioulnar Joint
In this video, we will discuss the basic structure of the radioulnar joint and the muscles that causes radioulnar pronation and supination (with origins, insertions, innervations, and actions).