Flashcards in Superficial Neck: Muscles Deck (13)
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1
What are the three muscles that are apart of the superficial neck (both anterior and posterior)?
1) Platysma
2) Sternocleidomastoid (SCM)
3) Trapezius
2
What is the origin of the word "cleis" in the SCM muscle?
it is Greek for Clavicle
3
What Muscle is the major flexor of the neck?
The Sternocleidomastoid (SCM)
4
The muscle that depresses the mandible and draws the corner of the mouth downward?
Platysma
5
The muscle that takes its innervation from the cervical branch of the facial nerve?
Platysma
6
The Muscle that takes its innervation from only the spinal accessory nerve?
Sternocleidomastoid (SCM)
7
The muscle that plays an important role in the scapulohumoral rhythm when fully abducting the humerus?
Trapezius
8
The condition that is characterized by a pathological contraction of a neck muscle and what muscle is involved?
Torticollis, it is a pathological contraction of the SCM
- The head is tilted toward and the face turned away from the effected side
9
What are the three types of Torticollis?
1) Congenital
2) Musclular
3) Spasmotic/Spastic
10
What is Congenital Torticollis?
a fibrous tissue build up within the SCM that happen either before or just after birth
11
What is Muscular Torticollis?
an injury that occurs during the birth process
12
What is Spasmatic Torticollis?
-The most common kind of torticollis.
- occurs in adults
- due to abmornal tonicity within the SCM muscle
-often caused by a whiplash type injury, environmental causes and other head injuries
- Often responds well to chiropractic care
13
