Catalyst University
Anatomy | Branches of the Aortic Arch
In this video, we explore the major branches of the aortic arch
Catalyst University
Romberg & Sharpened Romberg Tests EXPLAINED
In this video, I explain and demonstrate the Romberg and Sharpened Romberg test, two related balance tests that are used in the assessment of sensory organization of balance.
Catalyst University
Purpose & Organization of the Lac Operon
This video discusses in detail the purpose, functions, and organization of the Lac Operon.
Catalyst University
Guillain-Barré Syndrome | Mechanism & Presentation
In this video, we discuss the mechanism and clinical presentation of Guillain-Barré syndrome.
Catalyst University
Specific Hormones | Functions of Prolactin
In this video, we explore the functions of prolactin and how it is released.
Catalyst University
Release & Functions of Atrial Natriuretic Peptide [ANP]
In this video, we will discuss the stimulus for Atrial Natriuretic Peptide [ANP] release and how it reduces blood volume and blood pressure.
Catalyst University
Specific Hormones | Functions of Cortisol
n this video, we explore the functions of the major glucocorticoid, cortisol, and how it is released.
Catalyst University
Cell Cycle Regulators & Tumor Suppressor Genes | Proto-oncogenes & Oncogenes
In this video, we discuss the difference between proto-oncogene and oncogene AND the meaning of tumor suppressor genes. We also explore how dysfunction in any of these can lead to cancer.
Catalyst University
Vitamin D | Biosynthesis & the Vitamin D Receptor
In this video, we discuss the biosynthetic pathway for vitamin D and how vitamin D exerts its functions at the gene expression level. We also explore the clinical affect of statin therapy on vitamin D levels.
Institute of Human Anatomy
The Anatomy of Skin Thickness: Why We Get Wrinkles
This video explains the variability of skin thickness in different parts of the body and how it affects the aging process. It also discusses the impact of gender and ethnicity on skin thickness and its implications for cosmetics, plastic...
Catalyst University
Male Reproductive Anatomy | The Testes, Seminiferous Tubules, & Epididymus
In this video, we will cover some of the anatomy of the male reproductive system, more specifically, the testes and associated muscle, seminiferous tubules, and the epididymus.
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
Specific Hormones | Functions of Growth Hormone (hGH)
In this video, we explore the functions of growth hormone and how it is released.
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
Anatomy | The Three Types of Skin Cancers
In this video, I explain and differentiate the three main types of skin cancers: basal cell carcinomas, squamous cell carcinomas, and malignant melanomas.
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
Functions of Osteoblasts & Osteocytes | Organization of the Osteon
In this video, we discuss the following: [1] functions of osteoblasts and osteocytes [2] organization of the osteon [3] appearance of osteocytes by Scanning EM
Catalyst University
Mechanism of the Solar Plexus Attack | Getting the Wind Knocked Out of You
Have you ever wondered why a blunt force strike to the abdomen can "knock the wind out" of a person? In this video, we will discuss the mechanism of a solar plexus attack.
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.