MSK 2: Neck Flashcards
Label the bones and cartilages of the neck
Which vertebrae can be palpated?
C7
Label the major muscles of the neck and what is the orgin, insertion and movement?
What makes up the stenocleidomastoid?
sterno and cleido belly
Label the muscles, nerves, and veins
What are the three parts of the scalene muscle and what do they aid in?
anterior, middle, posterior
aid in respiration and works as the landmark for brachial plexus btw the anterior and middle scalene and the subclavian vein
What nerve runs over the anterior scalene?
Phrenic nerve
What goes through the space between the anterior and middle scalene?
brachial plexus and subclavian artery
Label the following cross section of the neck
What is located in the carotid sheath?
common carotid artery, internal jugular vein, vagus nerve
Lable the transverse section of the neck
contraction of the cervical muscles producing twisting of the neck and slanting of the head
Congenital Torticollis
What are the two types of congenital Torticollis?
musclular torticollis and wry neck
What occurs in wry neck?
results from a fibrous tissue tumor that develops in the SCM before or shortly after birth
What occurs in the muscular torticollis?
SCM injured when head is pulled excessively during a difficult birth, tearing its fibers results in hematoma that may develop into a fibrous mass entrapping branch of the spinal accessory (CN XI) thus denervating part of the SCM
For musclular torticulis the side in which they lean on is the ?
affected side
Left slant leads to injure in the left side (same for R)
What is the treatment for congenital Torticollis?
surgical release of a partially fibrotic SCM from its distal attachments to the manubrium and calvicle may be necessary
What are the four Triangles of the neck and label them?
between thorax and neck, located superior to thoracic inlet
Root of Neck
sternocleidomastoid region contains what muscle?
sternomastoid muscle