Head, Neck, and Face

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How many muscles create the range of expressions the human face displays?

30

Which is the insertion of the masseter?

Angle and rams of mandible

What is a part of the origin of the longus colli?

Bodies of C-5 through T-3

Which is a part of the insertion of the longus colli?

Bodies of axis, C-3 and C-4

Which is an action of the masseter?

Elevate the mandible

Which action at the mandible would shorten the fibers of the masseter?

Elevation

What is an action of longus capitis

Flex the head and neck

What is the insertion of longus capitis

Inferior surface of occiput

Which is an action of the longus colli?

Laterally flex the head and neck to the same side

Which muscle is the strongest in the body relative to its size?

Masseter

Which muscle runs from the hyoid to the superior border of the scapula and is mostly inaccessible

Omohyoid

Which movement of the neck and head lengthens the fibers of longus captious and colli?

Rotation to the opposite side

When exploring the infrahyoids, one should stay in the superior half of these muscles to avoid irritating what?

Thyroid gland

What is the origin of longus capitis

Transverse processes of C-3 through C-6

Which is the origin of the masseter?

Zygomatic arch

Please identify three of the seven primary fascial expressions:

anger, contempt, fear

The brachial plexus and subclavian artery pass through a small gap between which two muscles in the anterior, lateral neck?

anterior and middle scalenes

Which muscle is involved in wiggling the ar?

auricularis superior

One head of the sternocleidomastoid attaches at the sternum, where does the second head attach?

clavicle

Which is the insertion of the temporals?

coronoid process and anterior edge of the ramus of the mandible

Which movement of the mandible will shorten the mylohyoid?

depression

Which muscle runs from the mastoid process to the inferior border of the mandible via a tendinous sling on the hyoid bone?

digastric

To discern the posterior scalene from the elevator scapula, what action could you ask your partner to perform that would contract the lever but not the scalene?

elevation of the scapula

Which is the insertion of the anterior scalene?

first rib

Which is the insertion of the middle scalene?

first rib

Which is an action of the anterior scalene?

flex the head and neck

Which is the insertion of the digastric?

inferior border of the mandible

Which muscle is responsible for protraction of the mandible?

lateral pterygoid

Which is an action of the lateral pterygoid?

laterally deviate the mandible to the opposite side

Which is an action of the posterior scalene?

laterally flex the head and neck to the same side

Which muscle acts as a synergist with the left sternocleidomastoid during rotation of the cervical spine to the right?

left anterior scalene

Not that you'd ever want to, but passive elevation of the hyoid bone would _______ the infrahyoids.

lengthen

Passive depression of the mandible would ______ the temporalis.

lengthen

Passive elevation of the mandible would ______ the mylohyoid.

lengthen

Passive protraction of the mandible would _________ the digastric.

lengthen

Passive protraction of the mandible would ___________ the temporals.

lengthen

Passive rotation of the head to the same side would _________ the sternocleidomastoid.

lengthen

Passive rotation of the head to the same side would __________ the posterior scalene.

lengthen

Which muscle acts as an antagonist to the anterior scalene during flexion of the cervical?

levator scapula

Which is the origin of the digastric?

mastoid process

Which is part of the insertion of the sternocleidomastoid?

mastoid process of the temporal bone

Which muscle mirrors the shape and position of the masseter from the opposite side of the mandible?

medial pterygoid

Integumentary muscles and mimetic muscles are what, respectively?

muscles embedded in the superficial fascia; muscles that express emotion

To locate the insertion of the temporals, you must ask your partner to perform what action?

open her mouth fully

What is the muscle that encircles the mouth?

orbicularis oris

Which scalene is the least accessible for palpation?

posterior

What direction should you give your partner so you can locate the suprahyoids?

press his tongue against the roof of his mouth

What is an action of the buccinator?

presses the cheek firmly against the teeth

Which muscle is located between the eyebrows?

procerus

Which is an action of the medial pterygoid?

protract the mandible

What movement of the mandible will lengthen the temporals?

protraction

Which is an action of the temporals?

retract the mandible

Which of the following is an action of the digastric?

retract the mandible

Which movement at the mandible will lengthen the fibers of the medial pterygoid?

retraction

Which movement will lengthen the fibers of the anterior scalene?

rotate head and neck to same side

Which is an action of the middle scalene?

rotate the head and neck to the opposite side

Which is an action of the sternocleidomastoid?

rotate the head and necktie the opposite side

Before asking your supine partner to flex her neck to contract her sternocleidomastoid, how could you position the head to make the contraction even more visible?

rotate the head slighly away from the side you are palpating

Which muscles are located between the sternocleidomastoid and the anterior, lateral flap of the trapezius?

scalenes

You might passively flex your partner's neck and ask him to breathe deeply into his upper chest when palpating which muscle tissue?

scalenes

Which is the insertion of the posterior scalene?

second rib

Passive depression of the mandible would __________ the suprahyoids.

shorten

Passive elevation of the mandible would _______ the masseter.

shorten

Passive flexion of the head would __________ the anterior scalene.

shorten

Passive lateral flexion of the head to the same side would _______ the sternocleidomastoid.

shorten

Passive rotation of the head to the opposite side would _________ the scalenes.

shorten

Passively raising your partners eyebrows would ______ the frontalalis fibers.

shorten

Tightening the fascia of the neck would ________ the platysma.

shorten

The anterior scalene lies partially deep to the lateral edge of which muscle?

sternocleidomastoid

Which group forms a wall of muscle along the underside of the jaw?

suprahyoids

Which is the origin of the temporals?

temporal fossa and fascia

The broad origin of which muscle attaches to the frontal, temporal and parietal bones?

temporalis

Which muscle acts as an antagonist to the geniohyoid during depression of the mandible?

temporalis

The elevator labii superiors is located between which two structures?

the upper lip and center of the eye

Which is the origin of the sternocleidomastoid?

top of the manubrium, later one-third of the clavicle

Which is the origin of the middle scalene?

transverse processes of 2nd-7th cervical vertebrae

Which is the origin of the anterior scalene?

transverse processes of 3rd-6th cervical vertebrae

Which is the origin of the posterior scalene?

transverse processes of the 6th and 7th cervical vertebrae

Which muscle is located between the corner of the mouth and the apex of the cheekbone?

zygomaticus major


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