Lymphatic system

Lymph vessels carry lymph to the blood vessels, while lymph nodes are integral parts of the immune system.

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The ventricular system and the main brain regions

This animation demonstrates the internal structure of the brain.

Endocrine system

Glands of the endocrine system secrete hormones into the blood.

Medical conditions of the spine

Scoliosis is a medical condition in which a person's spine has a lateral deviation.

Vision correction

Concave and convex lenses are used for the correction of shortsightedness and farsightedness.

Bones of the lower limbs

Bones of the lower limbs are connected to the trunk by the pelvis.

Parts of the human brain

The main parts of the human brain are the brain stem, the cerebellum, the diencephalon,...

Do we become what we eat?

The lesson presents the components of a healthy diet.

Tanning, skin cancer

The topmost layer of our skin is the epidermis, which contains melanocytes.

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