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Premium Downloads

To download the following resources to your computer, right click on the file and then click on “save target as”. The HD version is for use on your computer, and the Mobile version is formatted for you to put on your smartphone, or other mobile device, so that you can take ALL of the videos with you. Then there’s an MP3 version that you can put on your ipod, or listen to in your car, while driving. If you find value in the resources below, consider making a donation to the progress of the site. For the videos, you will find both an HD version and a Mobile version.



Video Link on SiteDownload VideoDownload MobileDownload MP3
060 Hemoglobin and the Oxygen-Dissociation CurveHDMP4MP3
059 An Introduction to the Respiratory SystemHDMP4MP3
058 Net Hydrostatic Pressure and Filtration PressureHDMP4MP3
057 Pressure Reflexes and Mean Arterial PressureHDMP4MP3
056 Regulating Peripheral Resistance – Part 2HDMP4MP3
055 Regulating Peripheral Resistance – Part 1HDMP4MP3
054 Blood Pressure and Mean Arterial PressureHDMP4MP3
053 Cardiac OutputHDMP4MP3
052 The Cardiac CycleHDMP4MP3
051 Isovolumetric ContractionHDMP4MP3
050 Regulating Stroke Volume, Skeletal Muscle Pump and Frank-Starling MechanismHDMP4MP3
049 What Stroke Volume is and How to Calculate ItHDMP4MP3
048 How to Read an Electrocardiogram (ECG/EKG)HDMP4MP3
047 Action Potentials and Contraction in Cardiac Muscle CellsHDMP4MP3
046 How Adrenaline and Acetylcholine Affect Heart RateHDMP4MP3
045 The Pacemaker Potential of the SA Node and the AV NodeHDMP4MP3
044 How Blood Flows Through the HeartHDMP4MP3
043 The Details of Muscle ContractionHDMP4MP3
042 How the Release of Calcium Ions Results in Muscle ContractionHDMP4MP3
041 An Introduction to Skeletal Muscle ContractionHDMP4MP3
040 The Role of Hair Cells in HearingHDMP4MP3
039 The Function of the Organ of CortiHDMP4MP3
038 How We Hear Different PitchesHDMP4MP3
037 How Sound is Transferred to the Inner EarHDMP4MP3
036 An Overview of the Mechanism of HearingHDMP4MP3
035 On Center, Off Surround Ganglion CellsHDMP4MP3
034 How Lateral Inhibition Enhances Visual EdgesHDMP4MP3
033 The Receptive Field of a Ganglion CellHDMP4MP3
032 Visual Processing in the RetinaHDMP4MP3
031 How Rods and Cones Respond to LightHDMP4MP3
030 How Eyes Work – An IntroductionHDMP4MP3
029 A General Overview of How Senses WorkHDMP4MP3
028 The Thalamus and HypothalamusHDMP4MP3
027 The 3 Parts of the Brain Stem and their FunctionsHDMP4MP3
026 The Function of the CerebellumHDMP4MP3
025 The 4 Lobes of the Cerebrum and their FunctionsHDMP4MP3
024 Re: nicodube23 How Myelin sheaths Speed up the Action PotentialHDMP4MP3
023 How Reflexes Work (Knee Jerk and Eye Blink)HDMP4MP3
022 Re: Akbar – Inactivation of V-gated Sodium ChannelsHDMP4MP3
021 The Mechanism of AddictionHDMP4MP3
020 FacilitationHDMP4MP3
019 What is Summation? (2 Types)HDMP4MP3
018 Agonists and AntagonistsHDMP4MP3
017 Two Types of ReceptorsHDMP4MP3
016 The release of NeurotransmitterHDMP4MP3
015 Saltatory ConductionHDMP4MP3
014 The Journey down the AxonHDMP4MP3
013 A Review of the Action PotentialHDMP4MP3
012 The Absolute and Relative Refractory PeriodsHDMP4MP3
011 Hyperpolarization: Last phase of the Action PotentialHDMP4MP3
010 Repolarization: Phase 2 of the Action PotentialHDMP4MP3
009 Depolarization: Phase 1 of the Action PotentialHDMP4MP3
008 The All-or-None Action PotentialHDMP4MP3
007 What is an Action PotentialHDMP4MP3
006 Donnan Equilibrium and Driving ForceHDMP4MP3
005 The isoelectric point of proteinsHDMP4MP3
004 Ion Channels: The Proteins in the Membrane of NeuronsHDMP4MP3
003 What ATP is and How it WorksHDMP4MP3
002 An Introduction to NeuronsDownload (Not HD)MP3
001 An Introduction to the Nervous SystemDownload (Not HD)MP3

Biology Powerpoints

Download My Presentation files and other teacher resources. More Coming Soon!
Chapter Name
What is Biology
Principles of Ecology
Communities and Biomes
Population Biology
Biological Diversity and Conservation
The Chemistry of Life
A View of the Cell
Cellular Transport and the Cell Cycle
Energy in a Cell
Mendel and Meiosis
DNA and Genes
Protection, Support and Locomotion
The Digestive and Endocrine System
The Nervous System