Catalyst University
The Pelvic Floor Muscles (Part 2) | Origins, Insertions, Actions, Etc.
In this video, we explore the pelvic diaphragm muscles of the pelvic floor, their effects on continence, and their origins, insertions, innervations, and actions.
Catalyst University
Kim and Jerk Tests [Posteroinferior Labral Tears] | Rationale & Interpretation
In this video, I explain and demonstrate several special tests used in the diagnosis of posteroinferior labral tears of the shoulder joint. More specifically, we cover the rationale, interpretation of results, and psychometric properties...
Catalyst University
Let's Differentiate the Types of Synovial Joints!
In this video, we discuss the 6 major classes of synovial (diarthrotic) joints, along with relevant examples, movements allowed, and other critical features.
Catalyst University
High Ankle Sprains | Anatomy, Presentation, Diagnosis, & Treatment Basics
In this video, we explore the clinical anatomy of high ankle sprains in addition to the diagnosis using special tests, the clinical presentation, and basics of treatment.
Catalyst University
Vestibulo-Oculomotor Reflex (VOR) EXPLAINED
In this video, we explore the structure of the vestibulo-oculomotor reflex, or VOR, and discuss how it appears in a healthy individual.
Catalyst University
Thyroid Hormones | Biosynthesis & Pharmacology
In this video, we discuss the biosynthesis of thyroid hormones, their mechanism of action, and any relevant targets in pharmacology.
Catalyst University
Muscles of Mastication [Part 1] | Origins, Insertions, Etc.
In this video, we will discuss the structure, functions, origins, insertions, innervations, and actions of the major muscles of mastication.
Catalyst University
Other Motor Tracts [Part 1] | Reticulospinal & Vestibuospinal Tracts
In this video, we explore two of the "less discussed" descending motor pathways: Reticulospinal & Vestibuospinal Tracts
Catalyst University
Adrenal Pathologies | Addison's & Cushing's Diseases
In this video, we explore two conditions that result in abnormal levels of the hormone, cortisol: Addison’s disease & Cushing’s disease.
Catalyst University
What Does the Patella REALLY Do? | The Patellofemoral Joint
In this video, we explore the details of the patellofemoral joint and understand the function of the patella.
Catalyst University
The Glymphatic System EXPLAINED [+ Review of CSF Flow]
In this video, we discuss the basics of the glymphatic system and review the flow of cerebrospinal fluid (CSF) through the brain.
Catalyst University
Plantar Reflex & the Babinski Sign EXPLAINED
In this video, I explain the plantar reflex. More specifically, we discuss the reflex arc and how to determine whether or not the reflex is present/normal or abnormal in both adults and in infants.
Catalyst University
Interpreting the Weber-Rinne Tests EXPLAINED
In this video, we will dissect the Weber-Rinne tests for determining the mechanism of hearing loss in an affected individual.
Catalyst University
Corneal Reflex | Procedure & Results Interpretation
In this video, I explain the corneal reflex. More specifically, we discuss the reflex arc and how to determine whether or not the reflex is present/normal or abnormal.
Catalyst University
Diagnosing Nerve Damage with EMG [Example 2] | UE, Distal to Elbow
In this video, we do an example of diagnosing nerve damage LOCATION using EMG data. This example [Example 2] is for damage to an UE nerve at a site distal to the elbow.
Catalyst University
The Hepatic Portal System EXPLAINED!
In this video, we will discuss the components of the hepatic portal system and the functions of the hepatic portal vein.
Catalyst University
The Sliding Filament Mechanism EXPLAINED! - with Animation
In this video, we will discuss the structure of the sarcomere and see how that relates to sarcomere shortening (with animation).
Catalyst University
Structure and Function of Erythrocytes (RBCs)
In this video, we explore the basic properties and functions of red blood cells, also known as erythrocytes.
Catalyst University
RE-UPLOAD: Rib Movements | Coupled with Thoracic Flexion & Extension
In this video, we discuss how the upper and lower ribs move in response to thoracic flexion and extension.
Catalyst University
Hip Flexors | Rectus Femoris & Iliopsoas [Psoas Major & Iliacus]
In this video we discuss the structure and functions of the major hip flexors: rectus femoris and iliopsoas (psoas major & iliacus). More specifically, we cover their origins, insertions, innervation, blood supply, and actions. We also...
Catalyst University
The Spinocerebellar Tracts EXPLAINED
In this video, we explore the functions of the spinocerebelar tracts in proprioception.
Catalyst University
The Renin-Angiotensin-Aldosterone [RAAS] Pathway EXPLAINED
In this video, we discuss the details concerning the Renin-Angiotensin-Aldosterone [RAAS] Pathway.
Catalyst University
Metabolic Road To & From GLUCOSE
This video is an overview of the biochemical pathways that produce and consume glucose.
Catalyst University
Trigeminal Lemniscus Pathway EXPLAINED! | Facial Sensation
In this video, we explore the structure, physiology, and sensation relayed by the Trigeminal Lemniscus pathway.