Which muscle retracts and elevates the lips, as in smiling?

A) Risorius
B) Buccinator
C) Levator anguli oris
D) Levator labii superioris


C

Health Professions

You might also like to view...

To guard patient confidentiality, fax machines must be kept in areas of the office that are:

A) accessible to patients. B) inaccessible to physicians. C) inaccessible to medical office staff. D) inaccessible to patients.

Health Professions

One of the earliest responses of the body following a myoskeletal injury is _________

a. splinting b. breaking down c. relaxation d. All of the above e. None of the above

Health Professions

Agents that reduce the circulating blood volume by blocking the reabsorption of sodium and chloride are known as:

A. diuretics B. beta-adrenergic blockers C. vasodilators D. calcium channel blockers

Health Professions

A patient's diagnosis for a visit, as established by the practitioner, ________.

A. can be coded directly from the Alphabetic Index B. includes all of the conditions the patient is treated for C. must comply with WHO terminology guidelines to be accepted by third-party payers D. describes the primary condition for which the patient is receiving treatment E. is the chief complaint of the patient

Health Professions