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Select the factors responsible for facial marking.   a. muscle action   b. environment   c. age   d. heredity

The _____ muscle causes facial markings (wrinkles) to form on the forehead.

The epicranius muscle also receives the name of _____ muscle.

This muscle is located in the canine fossa, immediately above the angles of the lips and inserts at the angle of the mouth.

The _____ muscle covers the top of the skull.   a. corrugator supercilii   b. occipitofrontalis   c. procerus   d. epicranius

The zygomaticus major muscle is _____.   a. located lateral the surface of the zygomatic bone.   b. inserts at angle of the mouth.   c. retracts and elevates the corner of mouth.   d. it is commonly known as the laughing muscle.

Someone in the _____ position is lying flat with the chest down and the back up.

What is the colloquial name given to the optic facial sulci?

The _____ muscle compresses the lacrimal sac.

Which of the following are the furrows of the lower border of the inferior palpebra by the orbicularis oculi muscle?