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Once Upon a Time... Life
Season 1 • Episode 3 • The Body Sentinels
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Once Upon a Time... Life Season 1, Episode 3: The Body Sentinels
The body’s police force is taught to neutralize its enemies (microbes and viruses), which reproduce at an alarming rate! It’s a very complex task. Watch Once Upon a Time... Life Season 1, Episode 3 The Body Sentinels in HD free online. Enjoy high-quality streaming of Once Upon a Time... Life Season 1, Episode 3 and share your thoughts in the comments below!
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Episodes
26 episodes
The Planet Cell
The world of cells is incredible! Activating enzymes, stopping viruses, and managing the body’s police force: it’s all in a day’s work for Teacher.
24 min
Birth
After the first cell is fertilized, division and diversification take place to create the 60 trillion cells of the human body.
24 min
The Body Sentinels
The body’s police force is taught to neutralize its enemies (microbes and viruses), which reproduce at an alarming rate! It’s a very complex task.
26 min
The Bone Marrow
Red blood cells, the body’s police force, are created in the bone marrow but sometimes, the factory breaks down and wayward policemen come out. Uh oh!
26 min
The Blood
The steadfast red blood cells have come down with the flu! Pedrito and Psi get some help from the Teacher’s antibodies to beat the enemy.
25 min
The Tiny Platelets
Pedrito cuts his finger with a dirty knife. While the platelets try to cure the wound, the white blood cells fight off the filthy invaders.
24 min
The Heart
Globus takes Hemo and Globina on a tour through the human body’s cathedral: the heart and circulatory system. It’s an impressive adventure.
26 min
Breathing
Air bubbles travel from the nose to the lungs. In the swampy, mucus-filled areas, they meet the red blood cells that transport them around the body.
26 min
The Brain
Teacher introduces Hemo and Globina to the most mysterious organ: the brain. They learn about behavior, the senses, and much more.
26 min
The Neurones
The body’s messengers run around sending and receiving information about feelings like hunger and cold. They work day and night and never take breaks.
26 min
The Eye
Eyes are magical! They break down and transmit images to the brain. What happens if a speck of dust gets into one? It’s tear enzymes to the rescue.
26 min
The Ear
The ear is composed of cells that sense vibrations and transmit them to the brain. Then, the brain transforms them into words and sounds.
26 min
The Skin
Skin is the first barrier against external aggression and helps eliminate waste. From cuts and scrapes to bug bites, it stays pretty busy.
26 min
The Mouth and the Teeth
Yum! Candy! But sugar strengthens the bacteria around the gums and attacks the tooth enamel, which can cause cavities.
26 min
The Digestion
After a tasty meal the food starts its journey to the stomach where it will be broken down depending on what properties it has. But don’t overdo it!
26 min
The Liver Factory
The liver is fundamental. It doesn’t weigh a lot but it uses almost as much oxygen as the heart! It makes proteins, corpuscles, and helps heal cuts.
26 min
The Kidneys
Toxic elements head to the kidneys where they are categorized. The good ones are salvaged but the bad ones are sent to the bladder. Have a good trip!
27 min
The Lymphatic System
The huge lymph network transports everything to the body’s factories. Infectious intruders beware! This place is well protected.
26 min
The Bones and the Skeleton
The architecture that protects the body’s organs is magnificent! However, even the slightest fracture can cause significant damage.
26 min
The Muscles and the Fat
Muscles account for almost half the weight of the human body. They also need a ton of energy to do their jobs correctly.
26 min
Toxin Wars
Combat teams act as preventative barriers and are prepared to defend the cell’s nucleus against toxic gases and contaminants.
26 min
The Vaccination
Vaccines bring us so many benefits! People who don’t get vaccinated run the risk of contracting a disease that is stronger than our natural defenses.
26 min
The Hormones
At the heart of the hypothalamus, Teacher shows us how this region sends out orders to satisfy all the body’s needs.
26 min
The Chain Of Life
A walk in the forest is the perfect way to learn about the extraordinary food chain that exists between the sun, vegetation, animals, and man.
26 min
Repairs and Changes
Pedrito is 8 years old and is tired after a long day. When he goes to bed, Teacher and his helpers observe the activity that continues during sleep.
26 min
And life goes on...
Pedrito wants to know why his grandpa can’t play ball anymore, so he tells Pedrito an old story about a sphinx.
27 min