Catalyst University
Cervical Flexion & Extension BIOMECHANICS
In this video, we discuss the biomechanics of cervical flexion and extension in DETAIL.
Catalyst University
BPPV Treatment | Epley Maneuver [Why, When, & How]
In this video, I explain and demonstrate the Epley maneuver, a canalith repositioning maneuver used in the treatment of a posterior or anterior canal canalithiasis.
Catalyst University
Benign Paroxysmal Positional Vertigo (BPPV) | Overview
In this video, we explore the basics of Benign Paroxysmal Positional Vertigo (BPPV) including its presentation and mechanism. Also included is a brief review of inner ear anatomy and the semicircular canals.
Catalyst University
The Stress-Strain Curve EXPLAINED [for Ligaments & Tendons]
In this video, we discuss the meaning of the stress-strain curve for ligaments and tendons.
Catalyst University
The Intercostal Muscles & Intercostal Spaces
In this video, we discuss the origins, insertions, innervations, and functions of the three intercostal muscles (external, internal, innermost) AND the basic contents of the intercostal spaces.
Catalyst University
ORGANIZE! Anterior Forearm Muscle Innervation
In this video, we will discuss and organized method for learning the innervation of the anterior forearm musculature.
Catalyst University
Good Mornings [01-04-2021] | Exercise is Medicine!
I did an early morning workout with 2 exercises that both emphasized the LE extensors [Primarily hamstrings/gluteus maximus AND adductor magnus]. [1] Good Mornings - These can really make you push with your glutes but are paradoxically...
Catalyst University
BPPV Diagnosis | Dix-Hallpike Maneuver [Performance, Interpretation]
In this video, I explain and demonstrate the Dix-Hallpike maneuver with relevant reasoning, considerations, and interpretation of the test.
Catalyst University
Ottawa Ankle & Foot Rules EXPLAINED
In this video, I explain the Ottawa Ankle and Foot Rules, a set of criteria that help determine whether or not radiography is necessary prior to beginning physical therapy treatment of the ankle and foot.
Catalyst University
Cervical Flexion Rotation Test | Rationale & Demonstration
In this video, I explain and demonstrate the cervical flexion rotation test, which is used to determine the amount of atlantoaxial (AA) rotation. I also review Freyette's third law and how it pertains to this special test.
Catalyst University
The Electron Transport Chain: Complex IV
The Electron Transport Chain: Complex IV
Catalyst University
Alkene Addition versus Elimination: A Thermodynamic Approach
Alkene Addition versus Elimination: A Thermodynamic Approach
Catalyst University
The Popliteal Fossa | Boundaries & Contents
In this video, we discuss the popliteal fossa: its boundaries and contents.
Catalyst University
True Back Muscles | The Transversospinales and Segmental Groups
This video is part 2 of a series that explores the deep back muscles. Specifically, we discuss the transversospinales and segmental muscle groups. Also discussed are the associated origins, insertions, actions, and innervations.
Catalyst University
Water Splitting: The Oxygen-Evolving Complex
Water Splitting: The Oxygen-Evolving Complex
A Capella Science
Nanobot (Camila Cabello Parody)
An exploration of frontiers in the developing field of molecular robotics, to the tune of Camila Cabello's Cuban pop crossover hit, "Havana"
Catalyst University
Biceps Workout [12-24-2020] - Exercise is Medicine!
Barbel curls were in order today! Biceps brachii, brachialis, and brachioradialis. When standing, this exercise also forces you to engage the core.
Catalyst University
Abs Workout [12-24-2020] - Exercise is Medicine!
Don't neglect the ABS! We can strengthen them indirectly with squats & deadlifts AND directly with these kinds of exercises.
Catalyst University
Typical vs Atypical Ribs EXPLAINED
In this video, we discuss the differences between typical ribs and atypical ribs. We also explore the difference between a costal facet and demifacets.
Catalyst University
Learn to Draw the Sacral Plexus!
In this video, I show a method to learn the nerves and nerve root levels of the sacral plexus, which can help you “brain dump” the material on an exam.
NASA
A Titan Discovery
NASA Goddard scientists have made an exciting discovery on Saturn's largest moon, Titan. The team has definitively detected the molecule acrylonitrile in Titan's atmosphere - a finding that has astrobiological relevance. Credit: NASA’s...