Superficial back Flashcards
The Accessory nerve is bundled with…
the Transverse cervical artery
The accessory nerve is located…
Deep to the Trapezius.
A bundle of arteries, nerves, and/or veins is called…
Neurovascular bundle
The two holes through which the accessory nerve enters and exits the skull are the…
Foramen magnum and jugular foramen
The accessory nerve innervates the…
Sternocleidomastoid and trapezius
The transverse cervical artery branches from the…
thyrocervical trunk of the subclavian artery.
The rhomboid muscles and levator scapulae are innervated by the…
Dorsal scapular nerve.
The rhomboid muscles act by…
Rotating and retracting the scapula to depress the glenoid cavity.
The levator scapulae serves to…
elevate the scapula.
The latissimus dorsi acts by…
adducting, extending, and medially rotating the upper extremity.
The latissimus dorsi is innervated by the…
thoracodorsal nerve.
The muscle that holds the scapula to the thoracic cavity is called the…
serratus anterior.
The nerve that runs on the surface of the serratus anterior is the…
long thoracic nerve.
Winged scapula results from a defect in the…
long thoracic nerve.
The triangle of auscultation results from the lack of overlap from the following three muscles:
Trapezius, rhomboid major (specifically at the medial border of the scapula), and latissimus dorsi.
The deltoid is innervated by the…
axillary nerve.
The deltoid’s major function is…
abducting the arm.
The Axillary Nerve enters the arm through the ______ and is located deep to the _______.
quadrangular space, deltoid
The subacromial bursa is located deep to the _____ and _____.
Acromion and deltoid
The supraspinatus acts by ______ the arm.
The infraspinatus acts by ______ the arm.
The teres minor acts by ______ the arm.
rotating
abducting
rotating
The infraspinatus and supraspinatus are innervated by the…
suprascapular nerve.
Blood supply to the supraspinatus and infraspinatus comes from the…
suprascapular artery.
The teres minor is innervated by the…
axillary nerve.
The teres major is innervated by the…
Subscapular nerve.
What structures pass through the quadrangular space?
Posterior circumflex vessels and axillary nerve
What forms the quadrangular space?
Teres major, teres minor, long head of trapezius, and the humerus.
The suprascapular nerve passes through the suprascapular notch, under which ligament?
Transverse scapular ligament
What passes over the transverse scapular ligament?
Suprascapular artery and vein.
The omohyoid is attached to the inferior portion of the…
hyoid bone.
