Anterior (front) portion of
the epicranius
; muscle of the scalp that raises the eyebrows, draws the scalp forward, and causes wrinkles across the forehead.
What muscles raise eyebrows?
The frontalis muscle
is responsible for elevating the eyebrows, while the corrugator supercilii, orbicularis oculi, and procerus play a role in its depression. The function of the forehead is often spared in middle cerebral artery strokes.
Which muscle elevates 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 muscle is used to raise your eyebrows for a questioning expression?
| Question Answer | used to pout orbicularis oris | raises your eyebrows for questioning expression frontals | your kisser orbicularis oris | allows you to bite masseter |
|---|
What muscles pull eyebrows down?
Some muscles pull the eyebrows down, such as the
orbicularis oculi and the corrugator muscles
. The corrugators (known as the “11’s”), are the muscles which cause the vertical lines between the eyebrows and are the depressors of the inner part of the eyebrows.
Where is the Buccinator muscle?
The buccinator muscle is the
major facial muscle underlying the cheek
. It holds the cheek to the teeth and assists with chewing. The buccinator muscle is served by the buccal branch of cranial nerve VII, also known as the facial nerve.
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.
Where is the Occipitofrontalis muscle?
The occipitofrontalis muscle (epicranius muscle) is a muscle which
covers parts of the skull
. It consists of two parts or bellies: The occipital belly, near the occipital bone, and the frontal belly, near the frontal bone. In humans, the occipitofrontalis only serves for facial expressions.
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 |
|---|
How many muscles does it take to raise your eyebrows?
The frontalis muscles are
two
large fanlike muscles that extend from the eyebrow region to the top of the forehead.
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.
Which muscle is the kisser?
| Orbicularis oris | Actions It is sometimes known as the kissing muscle because it is used to pucker the lips. | Identifiers | Latin musculus orbicularis oris | TA98 A04.1.03.023 |
|---|
What is the prime mover of arm abduction?
The middle region of the deltoid muscle
is the prime mover for arm abduction. The pectoralis major acts as an antagonist to the middle deltoid anteriorly, whilst the latissimus dorsi acts as the antagonist posteriorly.
What muscle extends the arm when pushing against a wall?
Triceps Brachii
: A muscle of the posterior compartment of the upper arm that extends the forearm.
