Lab 8 Review #1

identify the following muscle depicted above...

• buccinator

• orbicularis oris

• levator labii superioris

• orbicularis oculi

identify the following muscle depicted abov3e.

• levator labii superioris

• stylohyoid

• orbicularis oris

• zygomaticus

identify the following muscle depicted above...

• sternohyoid

• thyrohyoid

• geniohyoid

• hyoglossus

identify the following muscle depicted above...

• thyrohyoid

• sternohyoid

• geniohyoid

• hyoglossus

identify the action of the following muscle

• Elevation of eyebrows; creases skin of forehead; moves scalp backwards

• Elevation of eyebrows; creases skin of forehead; moves scalp forward

• Elevation and retraction of mandible

• Elevation of corner of mouth and upper lip

identify the origin of the following muscle...

• Zygomatic bone

• Sphenoid bone (pterygoid process)

• Zygomatic arch

• Frontal bone; maxilla

identify the insertion of the following muscle...

• Muscles of upper lip

• Muscles at angle of mouth

• Muscles of lower lip

• Skin and muscle at angles of mouth; lips

identify the action of the following muscle...

• Elevation, protrusion and side to side movement of mandible

• Protraction and side to side movement of mandible

• Elevation and retraction of mandible

• Elevation and protraction of mandible

identify the origin of the following muscle...

• Fascia of upper thorax and lower neck

• Frontal bone; maxilla

• Maxilla; zygomatic bone

• Mandible (body)

identify the insertion of the following muscle...

• Zygomatic arch

• Mandible (external surface of angle and ramus)