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The skull and the spine

The skull and the spine

The two main parts of the central nervous system, the brain and the spinal cord are protected by the skull and the spinal column.



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Saistītie vienumi

Anatomy of the spinal cord

The spinal cord is the part of the central nervous system running inside the spinal column from which spinal nerves branch out.

Movements of the head

This animation demonstrates how muscles and vertebrae move the head.

Parts of the human brain

The main parts of the human brain are the brain stem, the cerebellum, the diencephalon, and the cerebrum, which is divided into lobes.

The human brain

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

Human skeleton

Our body´s internal support structure to which skeletal muscles are attached.

Auss uzbūve un dzirdes mehānisms

Auss pārvērš gaisa svārstības nervu impulsos, ko pēc tam apstrādā smadzenes.

Bone structure

This scene explains the structure and functions of the bones.

Bones of the lower limbs

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

Cilvēka ķermenis (vīrietis)

Šī animācija iepazīstina ar cilvēka ķermeņa svarīgākajām orgānu sistēmām.

Homo erectus

The ‘upright man’ used tools and could set fire.

Human evolution

The brain and skull underwent significant changes during human evolution.

Human teeth

Humans have 4 types of teeth: incisors, canines, premolars and molars.

Knee joint

The knee joint is made up by the femur, the tibia and the kneecap.

Limbic system

The limbic system plays an important role in forming emotions and in learning.

Medical conditions of the spine

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

Middle ear infection, otitis media

This animation shows the symptoms and treatment of secretory otitis media.

Muscles of the upper arm

The arms are moved by flexor and extensor muscles.

Patellar reflex

The reflex triggered by the stretching of the thigh extensor muscle is the patellar reflex.

The structure of skeletal muscles

This animation demonstrates the fine molecular structure and mechanism of muscles.

The ventricular system and the main brain regions

This animation demonstrates the internal structure of the brain.

Types of bone articulations

Human bones are joined together by cartilaginous or synovial joints, sutures or they can fuse together.

Types of synovial joints

Synovial joints can be categorised by the direction of movement they allow.

Bones of the upper limbs

Bones of the upper limbs form the pectoral girdle and the arms.

How does it work? - Computer tomography scanner

This animation demonstrates the structure and operation of CT scanners.

Human muscles

Skeletal muscles form the active part of the locomotor system: they move the bones they are attached to.

The bones of the thorax

The ribs, the sternum and the spinal column form the skeleton of the chest.

Vertebrate brain evolution

During the evolution of vertebrates the relative development of brain areas has changed.


The device designed to carry out executions more humanely than before was named after a French doctor.

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