In this animation, we describe the structure and function of the human eye.
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www.evolution-and-health.com

00:00 Preview and title
00:20 Position of the eyes
00:37 Structure of the orbit (eye socket)
00:58 Musculature of the eye
01:19 Sclera and cornea
01:47 Iris and pupil
02:07 Function of the retina
02:24 Ora serrata and suspension of the lens
02:44 Structure of the pupil muscles
04:07 Structure of the retina
05:18 Cones and rods of the retina
06:03 Functioning of the retina in detail
07:07 Distribution of cones and rods
07:53 Projection of the environment onto the retina
08:19 Eye and brain
09:20 Deformation of the lens (sharp vision)
12:06 Far-sightedness
13:01 How eye muscles work (eye movements)

In this animation we explain how the human heart works, its function and structure.

http://www.thomas-schwenke.me
http://www.evolution-and-health.com

00:00 Intro
00:15 Position of the heart
00:43 Structure of the heart
01:04 Arteries and veins of the heart
01:32 Coronary arteries
02:15 The four valves of the heart
03:00 Blood flow with open and closed valves
03:44 Blood flow by pumping (simple explanation)
06:03 Pulmonary circulation and systemic circulation
07:19 Musculature of the heart
07:53 Detailed cardiac cycle
09:09 Diastole and systole
09:57 Cardiac conduction system
12:43 ECG and the heart
13:28 The pericardium protects the heart

In this animation, we explain how mitochondria, as small power plants of the cells, provide energy for the cells. Mitochondria produce ATP as a universal energy carrier in electron transport chain.

00:00 Preview
00:15 Title
00:20 Cells as small living beings
01:08 Structure of mitochondria
02:05 Respiratory chain / electron transport chain
04:15 Production of ATP (adenosine tri-phosphate)
05:16 ADT from ADP
06:05 Respiratory chain simplified
07:06 Oxygen as an important building block
07:45 ATPases consume ATP
08:11 End credits

This animation explains how the Neuralink N1, a brain chip by Elon Musk, works and will change the future forever!

This animation is about nuclear weapons, in particular atomic and hydrogen bombs. Their impact are explained and the functioning of then chain reaction is explained in more detail.

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00:00 Intro
00:17 Title
00:25 Minuteman-III missile silo
00:37 Launch and flight of the Minuteman-III
02:19 Explosion of a nuclear bomb
02:37 Trinitite is created from sand
02:52 Nuclear bomb chain reaction
05:00 Construction of a simple atomic bomb
06:10 Modern warhead (W87)
07:39 Explanation of the hydrogen bomb
08:11 Effects of a nuclear explosion
10:38 Effects of several nuclear explosions
13:05 Effects on the human body

00:00 Intro
00:20 José Delgado's beginnings with BCIs
00:42 Use of BCI to reduce aggression
00:57 How the brain and nerve cells work
03:00 Stimulation of brain areas (motor cortex)
03:51 How Utah arrays works!
05:16 Measurement of voltage peaks (spikes)
06:06 How the Neuralink N1 works!
08:20 How the Stentrode by Synchron works!
09:40 The future of exoskeletons
09:53 Are we becoming machines ourselves?

This animation describes the human brain with breathtaking images.

00:00 Opening
00:08 Brain development in the womb
00:30 General structure of the brain
01:44 Skull and meninges of the brain
02:26 Subarachnoid space
02:52 Ventricles
03:26 Gray and white matter
03:36 Nerve cells of the brain
04:33 Different types of nerve cells
05:00 Cerebral cortex and neocortex
05:20 Alzheimer's disease
05:47 Prefrontal cortex
06:04 Broca's area
06:13 Motor cortex and somatosensory cortex
07:01 Thalamus
07:53 Ccorpus callosum
08:24 Hypothalamus
08:44 Limbic system
09:17 Human cerebellum
10:00 Pituitary gland
10:15 Pineal gland

In this animation, we will describe the human nervous system in a very detailed way. Here we first focus on the spinal cord and the periphery.

00:16 Central and peripheral nervous system
00:59 Structure of the spinal cord
01:35 Afferent and efferent spinal nerves
02:08 Structure of a nerve
02:24 Structure of a nerve fiber
03:00 Structure of a nerve cell
04:01 Vesicles and neurotransmitters in the terminal button
04:53 Transmission of signals via synapses
05:53 Spinal ganglion and sensory nerve fibers
07:07 Transmission of impulses to the brain
07:53 Mechanoreceptors of the skin
09:19 Conduction of impulses through white and gray matter
10:21 Reflexes

In this animation, the respiratory organs of humans, such as the lungs, trachea and pleura, are described in a detailed manner. The function of the alveoli (air sacs) is described and a great deal of other information about the respiratory system is provided.

Contents
00:00 Introduction
00:20 Composition of air
00:47 Upper respiratory system
01:05 Nasal mucosa with cilia
01:55 Swallowing food with the help of the epiglottis
02:20 Trachea and lungs
02:50 Arteries and veins of heart and lungs
03:05 Bronchial tree (bronchial system)
04:21 Gas exchange in alveoli
06:12 Diffusion of oxygen and carbon dioxide
06:37 Rib respiration and diaphragmatic respiration
10:00 Inner and outer pleura

In this animation, we will explain the human immune system with high-quality graphics never seen before. The phagocytosis of macrophages, the formation of T cells in the thymus, and the microbiome of the skin are explained.

00:20 Skin and microbiome as defense mechanism
01:18 Mucous membranes with cilia
01:55 Coughing as a protective reflex
02:15 Formation of immune cells from stem cells
03:15 Diapedesis of granulocytes
03:52 Chemotaxis of immune cells
04:19 Phagocytosis of bacteria
04:55 Macrophages as antigen-presenting cells
06:03 Formation of T cells (thymopoiesis)
07:35 Cytotoxic T cells and apoptosis
08:46 Different types of T cells
09:05 B cells, plasma cells and antibody formation
11:14 Opsonization of antigens
11:43 Types of immune cells
11:58 Platelet formation in bone marrow
12:38 Hemostasis (blood clotting, coagulation)