Muscles
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L
M
P
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Levator Scapulae Muscle
The levator scapulae muscle is an elongated muscle present in the shoulder girdle. It acts as a connection between the upper limb and the vertebral column and can be located in the posterior triangle of the neck. Sternocleidomastoid covers the superior aspect of the levator scapulae whereas its
Levator Palpebrae Superioris
This muscle is an eye opener (pun intended). The levator palpebrae superioris muscle attaches into the tarsal plate and skin of the upper eyelid and is the primary elevator of the eyelid. Weakness in this muscle results in ptosis (drooping) of the upper eyelid and may reflect
Medial Pterygoid Muscle
The medial pterygoid is a dense quadrilateral muscle and is made up of two heads: superficial as well as deep. Origin The small superficial head is a small strip of muscle that emerges from maxillary tuberosity as well as lateral side of the pyramidal process of palatine
Levator Labii Superioris
The levator labii superioris a.k.a. quadratus labii superioris is a muscle of facial expression. It is a wide muscular sheet; its origin spreads out via the side of the nose till the zygomatic bone. Origin The levator labii superioris muscle has three points of origin that blend
Corrugator Supercilii
The second muscle in the orbital group is the much smaller corrugator supercilii. which is deep to the eyebrows and the orbicularis oculi muscle and is active when frowning. It arises from the medial end of the superciliary arch, passing upward and laterally to insert into the
