Temporoparietalis muscle
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Temporoparietalis Muscle

It is a distinct muscle located just above the auricularis superior. It is located inferior to the epicranial aponeurosis of the occipitofrontalis muscle. The epicranius is a part of two belly muscles – The temporoparietalis and occipitofrontalis. Origin: Auriculares muscles. Insertion: galea aponeurotica. Nerve supply: temporal branches of the facial nerve. Action: Fixes galeal aponeurosis…

Occipitofrontalis muscle
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Occipitofrontalis muscle

Occipitofrontalis Muscle Anatomy It is a muscle that covers parts of the skull. It consists of two parts or bellies: The occipital belly, near the occipital bone, and the frontal belly, near the frontal bone. In humans, the occipitofrontalis only serves for facial expressions. Origin: Two occipital bellies and two frontal bellies. Insertion: Galea aponeurotic….

Depressor Labii Inferiors
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Depressor Labii Inferioris Muscle

Depressor labii inferioris Muscle Anatomy This muscle arises from the oblique line of the mandible, and inserts on the skin of the lower lip, blending in with the orbicularis oris muscle. At its origin, depressor labii is continuous with the fibers of the platysma muscle. Much yellow fat is intermingled with the fibers of this…

Depressor anguli oris muscle
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Depressor Anguli Oris Muscle

The Depressor Anguli Oris Muscle, also known as the triangularis muscle, is a facial muscle located in the lower part of the face. It is one of the muscles that controls the movement of the mouth and is responsible for certain facial expressions. The term “depressor” refers to its action of pulling down or depressing…

zygomaticus minor
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Zygomaticus minor muscle

Zygomaticus Minor Muscle Anatomy The zygomaticus minor is a muscle of facial expression. It originates from zygomatic bone and continues with orbicularis oculi on the lateral face of the levator labii superioris and then inserts into the outer part of the upper lip. Like all muscles of facial expression, it is innervated by the facial…