A licensed vocational nurse's duties revolve around basic patient care. LVNs monitor their patients' vital signs and keep their charts up to date. They assist patients in basic hygiene and personal care, including bathing and dressing them and helping them eat if necessary.
Accessory muscles refers to muscles that assist, but do not play a primary role, in breathing. There is some controversy concerning which muscles may be considered accessory muscles of inhalation.
Motor Supply: 1  Muscles of mastication; medial pterygoid, lateral pterygoid, masseter, temporalis. 2  Anterior belly of the digastric muscle and the mylohyoid muscle (these are suprahyoid muscles) 3  Tensor veli palatini. 4  Tensor tympani.