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.
accessory organ. 1  an organ or other distinct collection of tissues that contributes to the function of another similar organ, such as the ocular muscles and eyelids, which contribute to the function of the eye. 2  A lump of tissue adjacent to an organ that is similar to it, but which serves no important purpose, if functional at all.