![Concave/Convex Rules | How to Mobilize a Joint [Part 1] Instructional Video](https://d15y2dacu3jp90.cloudfront.net/images/attachment_defaults/resource/large/missing.png "Concave/Convex Rules | How to Mobilize a Joint [Part 1] Instructional Video")
Catalyst University
Concave/Convex Rules | How to Mobilize a Joint [Part 1]
In this video, we will learn a fool-proof strategy to answer the question, "what direction should I mobilize the humerus to improve shoulder extension?"
Catalyst University
CMC Grind Test (for First CMC Joint Osteoarthritis)
In this video, I explain and demonstrate the CMC grind test, a special test used in the assessment of first CMC joint OA and to differentiate this condition from DeQuervain's tenosynovitis.
Catalyst University
Clarke's Sign (Patellar Grind Test) | Rationale & Interpretation
In this video, I explain and demonstrate the test for Clarke’s sign (AKA the patellar grind test), a special test used in the assessment of patellofemoral pain syndrome (PFPS).
Catalyst University
Muscles that Move the Glenohumeral Joint | Origin, Insertion, Action, & More
In this video, we explore the anatomy and functions of the shoulder muscles (muscles that move the glenohumeral joint). Specifically, we explore their structure, origins, insertions, actions, and innervations.
Catalyst University
The Unloader Brace for Knee OA | How Does It Work?
In this video, we explore the unloader brace for knee osteoarthritis (OA), what it can be used for, and how it is thought to work mechanically.
Catalyst University
👀 Gaze Shifting [VORx1 Regression] | Theory & Demonstration
In this video, we explore a regression of the VORx1, gaze shifting, which is an adaptation exercise used to retrain gaze stabilization.
Catalyst University
Neck Pain with Mobility Deficits | Presentation + Treatments
In this video, we introduce the neck pain classification system and discuss class 1: neck pain with mobility deficits. Specifically, we explore major symptom presentation and some evidence-based treatments.
Catalyst University
The Corticospinal Tracts EXPLAINED | Motor Output
In this video, we the structure and functions of the corticospinal tracts including the lateral and medial (anterior) divisions.
Catalyst University
Lesions to the Visual Pathway EXPLAINED
In this video, we discuss the basic structure of the visual pathway and then the effects on vision by lesions on specific structures in that pathway.
Catalyst University
Overview of Brainstem and Brain Blood Supply
In this video, we discuss the blood supply to the brain stem and higher brain originating from the vertebral arteries and internal carotid arteries. We also see the structure of the Circle of Willis.
Catalyst University
Muscles of the Pelvic Floor [Part 1] | The Perineal Muscles [OINAs] and Layers of the Perineum
In this video, we explore the layers of the perineum as we traverse through the pelvic floor. We cover origins, insertions, innervation, actions, and blood supply to the major perineal muscles.
Catalyst University
Lumbar Plexus | Roots, Branches, & Innervation
In this video, we discuss the anatomy of the lumbar plexus, its roots, the major branches, and the structures they innervate.
Catalyst University
Pulmonary Pharmacology [Part 1] | Bronchoconstriction & Bronchodilation Mechanisms
In this video, explore the biochemical mechanisms that promote bronchoconstriction and bronchodilation.
Catalyst University
Modified Ashworth Scale EXPLAINED [with Demonstrations]
In this video, we explore the grading on the Modified Ashworth Scale (MAS), so that you understand how to grade a patient's spasticity.
Catalyst University
Deep Neck Flexor Endurance Test [DNFE Test] | Rationale & Interpretation
In this video, I demonstrate and explain how to administer the deep neck flexor endurance test, the criteria to terminate the test, and the normative values to compare with.
Catalyst University
Corticobulbar Tracts EXPLAINED | Cranial Nerve Motor Function
In this video, we the structure and functions of the corticobulbar tracts and the divisions destined for the midbrain, pons, and medulla.
Catalyst University
Cauda Equina Syndrome | Presentation, Risk Factors, & Signs/Symptoms
In this video, we explore the mechanism, risk factors, and patient presentation (signs/symptoms) for cauda equina syndrome.
Catalyst University
Abdominal Aortic Aneurysm (AAA) | Presentation, Risk Factors, & Signs/Symptoms
In this video, we explore the risk factors, presentation, and signs/symptoms of an abdominal aortic aneurysm (AAA) and how it can progress to a dissection.
Catalyst University
Brunnstrom's Stages of Stroke Recovery
In this video, we explore each of Brunnstrom's stages of stroke recovery + a practice question.
JJ Medicine
Reactive Arthritis & Reiter’s Syndrome | Causes, Signs & Symptoms, Diagnosis, Treatment
Reactive Arthritis & Reiter’s Syndrome | Causes, Signs & Symptoms, Diagnosis, Treatment Reactive arthritis is a seronegative spondyloarthropathy that occurs after a bacterial infection. It is an immune-mediated condition involving...
Catalyst University
Tibialis Anterior | Anatomy, Function & Exercises
In this video, we explore the structure and function of the tibialis anterior muscle. More specifically, we look at its origin, insertion, action, innervation, blood supply, and therapeutic exercises that can be used in a clinic to help...
Catalyst University
TherEx | Suboccipital Stretches
In this video, I explain and demonstrate a stretch of the suboccipital muscle group.
Catalyst University
Hyperplasia, Sarcoplasmic Hypertrophy, & Myofibrillar Hypertrophy
In this video, we discuss the differences between hyperplasia, sarcoplasmic hypertrophy, and myofibrillar hypertrophy.
Catalyst University
Cranial Nerve X - Vagus Nerve [Part 2b] | Structure & Functions of UQ & Thoracic Branches
In this video, we explore the structure and functions of the major branches of cranial nerve IX (the vagus nerve), specifically in the thoracic cavity with emphasis on the major nuclei in the medulla.