| Question Answer | used to pout orbicularis oris | raises your eyebrows for questioning expression frontals | your kisser orbicularis oris | allows you to bite masseter |
|---|
Which muscle raises the eyebrows quizlet?
Anterior (front) portion of
the epicranius
; muscle of the scalp that raises the eyebrows, draws the scalp forward, and causes wrinkles across the forehead.
Which muscle is the prime mover for raising your eyebrows?
There are several small facial muscles, one of which is
the corrugator supercilii
, which is the prime mover of the eyebrows. Place your finger on your eyebrows at the point of the bridge of the nose. Raise your eyebrows as if you were surprised and lower your eyebrows as if you were frowning.
What nerve raises the eyebrow?
| Frontalis | Nerve Facial nerve Temporal branch | Actions Raises eyebrows and wrinkles forehead | Identifiers | Latin Venter frontalis musculi occipitofrontalis |
|---|
What muscle draws the eyebrows together?
Corrugator supercilii
is a paired muscle found deep to the medial end of each eyebrow. Upon contraction, these muscles draw the two eyebrows together medially and inferiorly, thereby producing vertical wrinkles over the glabella and an expression of frowning.
Which facial muscles would you use to close the mouth quizlet?
Muscles of mastication. Fan like muscle that runs from the temporal fossa to the ramus of the mandible. This muscle works with the
masseter
to close the mandible.
Which two muscles are synergists in closing your jaw?
| Question Answer | the kissing muscle orbicularis oris | prime mover of the jaw closure masseter | synergist muscle for jaw closure temproalis | prime mover of head flexion; a two-headed muscle sternocleidomastoid |
|---|
What muscles does expressing surprise use?
| Isolated contraction of muscles | Expression Muscles involved | Attention, almost an expression of surprise or admiration m. frontalis | Reflection Superior part of m. orbicularis oculi, moderately contracted | Meditation, mental concentration Superior part of m. orbicularis oculi, strongly contracted |
|---|
What makes your eyebrows move?
Eyebrow twitching can be caused by everyday things that might include
caffeine, stress, and eyestrain
. It may also be a sign of an underlying disorder, such as Bell’s palsy or Tourette syndrome. Twitching of the eyebrow is when the skin around the eyebrow moves or spasms involuntarily.
What muscles tilt the head back?
The sternocleidomastoid
is a superficially located neck muscle that plays an important role in tilting your head and turning your neck, as well as other things. It courses from the back of your head and attaches to your breastbone and collar bone.
How do you know if you have a damaged vagus nerve?
- difficulty speaking or loss of voice.
- a voice that is hoarse or wheezy.
- trouble drinking liquids.
- loss of the gag reflex.
- pain in the ear.
- unusual heart rate.
- abnormal blood pressure.
- decreased production of stomach acid.
Which cranial nerve is responsible for swallowing?
The glossopharyngeal nerve
enervates muscles involved in swallowing and taste.
Which cranial nerve is responsible for facial sensation?
Sensation on the face is innervated by the trigeminal nerves (V) as are the muscles of mastication, but the muscles of facial expression are innervated mainly by
the facial nerve (VII)
as is the sensation of taste.
What is the muscle in the eyebrow?
The frontalis muscle
is responsible for elevating the eyebrows, while the corrugator supercilii, orbicularis oculi, and procerus play a role in its depression.
What is the longest muscle name?
The longest muscle in your body is
the sartorius
, a long thin muscle that runs down the length of the upper thigh, crossing the leg down to the inside of the knee.
How do you relax your eyebrow muscles?
- Happy face. Smile as wide as you can, hold for the count of 5 and then relax. …
- Slack jaw. Let your jaw fully relax and your mouth hang open. …
- Brow furrow. Wrinkle your forehead by arching your eyebrows as high as possible. …
- Eye squeeze. …
- Nose scrunch.
