Muscle

Muscle
Muscles (vue postérieure): Organes fibreux qui créent le mouvement en se contractant.
Grand dorsal: Gros muscle relatif au dos.
Aponévrose lombaire: Membrane enveloppant les muscles de la région des reins.
Vaste externe: Gros muscle situé à l'extérieur de la cuisse.
Fascia lata: Membrane enveloppant et soutenant un muscle ou un groupe de muscles.
Soléaire: Muscle extenseur du pied.
Jumeaux (internes et externes): Deux muscles formant le mollet.
Droit interne de la cuisse: Muscle vertical à l'intérieur de la cuisse.
Biceps de la cuisse: Muscle de la cuisse à deux groupes de faisceaux.
Grand fessier: Gros muscle des fesses.
Cubital postérieur: Muscle déterminant les mouvements du coude.
Extenseur propre du 5e doigt: Muscle déterminant l'extension du cinquième doigt.
Extenseur commun des doigts: Muscle servant à l'extension des cinq doigts.
Long supinateur des premier et deuxième radiaux: Muscle permettant la rotation de la main.
Triceps brachial: Muscle du bras à trois groupes de faisceaux.
Grand rond: Gros muscle relatif au fonctionnement de l'épaule.
Sous-épineux: Muscle situé sous l'épine dorsale.
Deltoïde: Muscle triangulaire de l'épaule permettant le mouvement d'abduction du bras.
Trapèze: Muscle du dos rapprochant l'omoplate de la colonne vertébrale.
Sterno-cléido-mastoïdien: Muscle du cou rejoignant le sternum et la clavicule, et relatif à l'apophyse mastoïde.

Photo :

EN : Goat
FR : Chèvre
ES : Cabra

Chèvre

Domestic goats are one of the oldest domesticated species. For thousands of years, goats have been used for their milk, meat, hair, and skins all over the world. Most goats naturally have two horns, of various shapes and sizes depending on the breed. While horns are a predominantly male feature, some breeds of goats have horned females. Polled (hornless goats) are not uncommon and there have been incidents of polycerate goats (having as many as eight horns), although this is a genetic rarity thought to be inherited. Their horns are made of living bone surrounded by keratin and other proteins and are used for defense, dominance, and territoriality.

Goats are ruminants. They have a four-chambered stomach consisting of the rumen, the reticulum, the omasum, and the abomasum. Goats have horizontal slit-shaped pupils, an adaptation which increases peripheral depth perception. Because goats' irises are usually pale, the pupils are much more visible than in animals with horizontal pupils but very dark irises, such as sheep, cattle and most horses.

Both male and female goats have beards, and many types of goats may have wattles, one dangling from each side of the neck. Some breeds of sheep and goats appear superficially similar, but goat tails are short and point up, whereas sheep tails hang down and are usually longer, though some are short, and some long ones are docked.