Quiz 8
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 of the following is a part of the origin of the longus colli
Bodies of C-5 through T-3
Which of the following is a part of the insertion of the longus colli?
Bodies of the axis C-3 and C-4
The pulse of which vessel can be felt medially to the sternocleidomastoid at the level of the hyoid bone?
Common Carotid Artery
Which movement of the mandible will shorten the mylohyoid?
Depression
Which of the following is an action of the masseter?
Elevate the mandible
Which action at the mandible would shorten the fibers of the masseter
Elevation
Which of the following is an action of the longus capitis?
Flex the head and neck
Which is the insertion of the longus capitis?
Inferior surface of the occiput
Where can you best feel the pulse of the temporal artery?
Infront of ear along the zygomatic arch
Which muscle is responsible for protraction of the mandible?
Lateral Pterygoid
Which of the following is an action of the lateral pterygoid?
Laterally deviate the mandible to the opposite side
Which of the following is an action of the longus colli?
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 rotation of the head to the same side would ____________________ the posterior scalene.
Lengthen
Passive rotation of the head to the same side would ____________________ the sternocleidomastoid.
Lengthen
Which muscle mirrors the shape and position of the masseter from the opposite side of the mandible?
Medial Pterygoid
Which muscle runs from the hyoid to the superior border of the scapula and is mostly inaccessible?
Omohyoid
What is the muscle that encircles the mouth?
Orbicularis Oris
Which cranial bones merge at the body's midline to form the sagittal suture?
Parietal Bones
What direction should you give your partner so you can locate the suprahyoids?
Press tongue against the roof of the mouth
What is an action of the buccinator?
Presses cheek firmly against the teeth
Which of the following is an action of the medial pterygoid?
Protract the mandible
What movement of the mandible will lengthen the temporalis?
Protraction
Which of the following is an action of the temporalis
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 the same side
Which movement of the neck and head lengthens the fibers of longus capitis and colli?
Rotation to the opposite side?
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 and scalenes.
Shorten
Passively raising your partner's eyebrows would ____________________ the frontalis fibers.
Shorten
Tightening the fascia of the neck would ____________________ the platysma.
Shorten
Which bone's lateral portions are called the "greater wings"?
Sphenoid
Which bony landmark of the temporal bone is best explored with caution?
Styloid process
Which group forms a wall of muscle along the underside of the jaw
Suprahyoids
The mastoid process and zygomatic arch are both landmarks on which cranial bone?
Temporal
The space between the zygomatic arch and cranium is filled by which muscle
Temporalis
Which muscle acts as an antagonist to the geniohyoid during depression of the mandible?
Temporalis
The levator labii superioris is located between which two structures?
The upper lip and the center of the eye
Which is the origin of the longus capitis?
Transverse processes of C-3 through C-6
Passive protraction of the mandible would ____________________ the temporalis.
lengthen
Passive rotation of the head to the opposite side would ____________________ the scalenes.
shorten