Skeletal muscles form the active part of the locomotor system: they move the bones they are attached to.
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The three types of muscle found in the human body are the smooth, the striated and the cardiac muscle.
The arms are moved by flexor and extensor muscles.
This animation demonstrates the fine molecular structure and mechanism of muscles.
The three main types of blood vessels in the human body are the arteries, the veins, and the capillaries.
This animation introduces body parts on a male anatomical model.
Bones of the lower limbs are connected to the trunk by the pelvis.
Bones of the upper limbs form the pectoral girdle and the arms.
This animation introduces the most important systems of the human body.
This animation introduces the most important organ systems of the human body.
Our body´s internal support structure to which skeletal muscles are attached.
The knee joint is made up by the femur, the tibia and the kneecap.
This animation demonstrates the parts of the head, the torso and the limbs.
The reflex triggered by the stretching of the thigh extensor muscle is the patellar reflex.
Tennis is played on a court covered with grass, clay or synthetic material.
The heart is the central pump of the cardiovascular system beating several billion times over our lifetime.
The two main parts of the central nervous system, the brain and the spinal cord are protected by the skull and the spinal column.
Human bones are joined together by cartilaginous or synovial joints, sutures or they can fuse together.
Surface epithelia cover the external and internal surfaces of the body
Synovial joints can be categorised by the direction of movement they allow.