- May 6, 2026The TMJ capsule is a fibrous sleeve enclosing the entire joint, attaching superiorly to the articular eminence and glenoid fossa…
- May 6, 2026The posterior disc attachment (bilaminar zone) is the vascular, elastic retrodiscal tissue connecting the posterior margin of the articular disc…
- May 6, 2026The articular disc of the TMJ is a biconcave fibrocartilaginous structure that divides the joint into upper and lower compartments,…
- May 6, 2026The palpebral part of orbicularis oculi produces the gentle, involuntary blink. Unlike the orbital part (forceful closure), the palpebral part…
- May 6, 2026The vocalis is the medial portion of the thyroarytenoid, forming the muscular core of the membranous vocal fold. It is…
- May 6, 2026The levator nasolabialis (also called levator labii superioris alaeque nasi — the longest named muscle in the body) simultaneously elevates…
- May 6, 2026The occipitalis is the posterior belly of the occipitofrontalis muscle, pulling the scalp posteriorly. With frontalis, it moves the galea…
- May 6, 2026The tensor tympani tenses the eardrum by pulling the malleus medially. It forms part of the acoustic reflex (along with…
- May 6, 2026The stapedius is the smallest named muscle in the human body (1 mm long). Its facial nerve supply means it…
- May 6, 2026The oblique part of cricothyroid is the posterior and larger component, acting on the inferior thyroid horn. It produces the…