Fantastic animated tutorials from McGraw Hill Education – the Nerve Impulse, Action Potential propagation in unmyelinated axons, Voltage-gated channels & the action potential, Sodium-Potassium exchange pump, how it works & the sodium channel involved in nerve transmission. Also transmission across a synapse.
From Sinauer Associates we have an animated, narrated tutorial on Reflex Arcs which also includes a quiz and here are animated, narrated tutorials on the synapse and action potentials.
Click on ‘Signal Transduction’ to see an Interactive Animation from Wiley on how hormones work & Cholera (& lots more that you don’t need to know).
An animated tutorial from McGraw Hill Education on blood sugar regulation in diabetics. and here is ‘What does the Pancreas do?’ (from Emma Bryce & TED-Ed):
In Crash Course Biology #26 – The Nervous System, Hank begins a series of videos on organ systems with a look at the nervous system and all of the things that it is responsible for in the body. In #33 – Great Glands: Your Endocrine System, Hank fills us in on the endocrine system.
Lovely infographic – just click on it to enlarge.