Palatopharyngeus muscle :- muscle details :- a small muscle in the roof of the mouth. origin :- Palatine aponeurosis and hard palate . Insertion :- Upper border of thyroid cartilage (blends with constrictor fibers). Nerve :- Pharyngeal branch of vagus nerve . Actions :- Pulls pharynx and larynx upward .
Palatoglossus muscle :- muscle detailed :- Palatoglossus Styloglossus Genioglossus Hyoglossus 24 a small fleshy fasciculus, narrower in the middle than at either end, forming, with the mucous membrane covering its surface, the glossopalatine arch. origin :- Palatine aponeurosis . Insertion :- Tongue. Nerve :- Vagus nerve (via pharyngeal branch to… Continue reading
Palatine uvula muscle:- muscle details :- a conic projection from the posterior edge of the middle of the soft palate, composed of connective tissue containing a number of racemose glands, and some muscular fibers (musculus uvulae). It also contains a large number of serous glands that produce a lot of… Continue reading
Tensor veli palatini muscle :- muscle details :- a broad, thin, ribbon-like muscle in the head that tenses the soft palate. origin :- Medial pterygoid plate of the sphenoid bone (scaphoid fossa) . Insertion :- Palatine aponeurosis . Nerve :- Medial pterygoid of mandibular nerve (V3). Actions :- Tension of… Continue reading
Levator veli palatini :- muscle details :- the elevator muscle of the soft palate in the human body . origin :- temporal bone, Eustachian tube . Insertion :- palatine aponeurosis . Nerve :- Pharyngeal Branch of Vagus (CN X). Actions :- elevates soft palate .
Levator labii superioris alaeque nasi muscle :- muscle details :- translated from Latin, the “lifter of both the upper lip and of the wing of the nose”. origin :- Nasal bone . Insertion :- Nostril and upper lip . Nerve :- Buccal branch of facial nerve . Actions :- Dilates… Continue reading
inferior oblique muscle :- muscle details :- a thin, narrow muscle placed near the anterior margin of the floor of the orbit. origin :- orbital surface of the maxilla, lateral to the lacrimal groove . insertion :- laterally onto the eyeball, deep to the lateral rectus, by a short flat… Continue reading
Oblique muscles :- Superior oblique muscle :- muscle details :- 9549407 – muscles of the eye, eps8 a fusiform muscle originating in the upper, medial side of the orbit (i.e. from beside the nose) which abducts, depresses and internally rotates the eye. It is the only extraocular muscle innervated by… Continue reading
Inferior rectus muscle :- muscle details :- a muscle in the orbit. origin :- annulus of Zinn at the orbital apex . Insertion :- 6.5 mm inferior to the limbus. Nerve :- inferior branch of oculomotor nerve . Actions:- depression and adduction.
*Introduction:- ~The elbow joint is a complex hinge joint formed between the distal end of the humerus in the upper arm and the proximal ends of the ulna and radius in the forearm. ~The elbow allows for the flexion and extension of the forearm relative to the upper arm, as… Continue reading