Facial Muscles
Which muscle raises the eyebrows and wrinkles the forehead when you look surprised?
Occipitofrontalis (frontal belly)
Which nerve controls the intrinsic muscls of the tongue?
The hypoglossal nerve (XII)
What are muscle cells called?
Myocytes (muscle fibers)
What do the extrinsic eye muscles do?
They move the eye
Which muscle pulls the corner of the mouth laterally, like in a fake smile?
Risorius
Which muscle pushes the tongue forward (helps you stick your tongue out)?
Genioglossus
Name one place where smooth muscle is found.
blood vessels
stomach/intestines
uterus
bladder
bronchioles
eye muscles (pupil or ciliary muscle)
Which muscle moves the eye to the side (laterally)?
Lateral rectus
Which muscle makes up the largest muscular portion of the cheek?
Buccinator
What do the intrinsic tongue muscles help you do?
Move the tongue in many directions
What two proteins help the muscle contract (tighten)?
Actin and myosin
Which nerve controls the superior oblique muscle?
The trochlear nerve (IV)
Which facial muscle is pierced by the duct of the parotid gland (has the parotid gland duct going through it)?
Buccinator
Which muscle pulls the tongue up and back?
Styloglossus
Which type of muscle is fast and voluntary?
Skeletal muscle
Which muscle lifts the upper eyelid?
Levator palpebrae superioris
Which muscle lifts the upper lip and the wing of the nose (the "Elvis muscle")?
Levator labii superioris alaeque nasi
Which tongue muscle is controlled by the vagus nerve (X), not the hypoglossal?
Palatoglossus
What do we call the place where the muscle attaches to the moving bone?
Insertion
What does the circular muscle of the iris do?
It makes the pupil smaller in bright light