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Illustration of the obturator canal, showing the obturator membrane within the obturator foramen of the pelvis.

Arteria obturadora

Diagram illustrating the course of the occipital artery arising from the external carotid artery in the neck.

Arteria occipital

Illustration of the left occipital muscles located beneath the deep muscles of the back.

Músculo oblicuo superior de la cabeza

Lateral view diagram of the oral muscles of facial expression, highlighting the blending of buccinator and orbicularis oris fibers.

Músculo orbicular de los labios

Illustration of the two orbital muscles of facial expression: Orbicularis Oculi and Corrugator Supercilii.

Músculo orbicular del ojo

Illustration of the left occipital muscles located beneath the deep muscles of the back.

Oblicuo inferior de la cabeza

Illustration of the muscles of the medial thigh with anterior compartment muscles removed, highlighting the adductor group.

Obturador externo

Illustration depicting the deep muscles of the gluteal region, including the quadratus femoris, obturator internus, piriformis, and gemelli muscles.

Obturador interno

Omohioideo

Illustration of the superficial and deep layers of the hypothenar muscles in the hand.

Oponente del dedo meñique

Palmar view of the labeled thenar muscles of the thumb, including the abductor pollicis brevis, opponens pollicis, and flexor pollicis brevis, along with the recurrent branch of the median nerve.

Oponente del pulgar

Vena occipital