Nervous system spinal nerves
: spinal nerves:
whitish cords transmitting outgoing signals, from the brain to the organs.
Cervical nerves (innervate the neck and the arms)
: cords conducting
nerve impulses from the neck and arms to the cerebellum via the spinal
: cord conducting nerve impulses between the
Lumbar and sacral nerves (innervate the legs and pelvic organs)
nerves originating in the lower back and extending into the pelvis and
: network of nerves of the sacrum.
: network of nerves of the lower back.
: substance belonging to the nervous system, found
in the holes of the vertebrae.
: network of nerves of the arm.
: seat of the mental capacities.
EN : Human
FR : Peau
ES : Piel
Humain skin is the largest organ of the
integumentary system made up of multiple layers of epithelial tissues
that guard underlying muscles and organs. As the interface with the surroundings,
skin plays the most important role in protecting.