Superficial back Flashcards Preview

Skin and Musculoskeletal Anatomy > Superficial back > Flashcards

Flashcards in Superficial back Deck (29)
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0
Q

The Accessory nerve is bundled with…

A

the Transverse cervical artery

1
Q

The accessory nerve is located…

A

Deep to the Trapezius.

2
Q

A bundle of arteries, nerves, and/or veins is called…

A

Neurovascular bundle

3
Q

The two holes through which the accessory nerve enters and exits the skull are the…

A

Foramen magnum and jugular foramen

4
Q

The accessory nerve innervates the…

A

Sternocleidomastoid and trapezius

5
Q

The transverse cervical artery branches from the…

A

thyrocervical trunk of the subclavian artery.

6
Q

The rhomboid muscles and levator scapulae are innervated by the…

A

Dorsal scapular nerve.

7
Q

The rhomboid muscles act by…

A

Rotating and retracting the scapula to depress the glenoid cavity.

8
Q

The levator scapulae serves to…

A

elevate the scapula.

9
Q

The latissimus dorsi acts by…

A

adducting, extending, and medially rotating the upper extremity.

10
Q

The latissimus dorsi is innervated by the…

A

thoracodorsal nerve.

11
Q

The muscle that holds the scapula to the thoracic cavity is called the…

A

serratus anterior.

12
Q

The nerve that runs on the surface of the serratus anterior is the…

A

long thoracic nerve.

13
Q

Winged scapula results from a defect in the…

A

long thoracic nerve.

14
Q

The triangle of auscultation results from the lack of overlap from the following three muscles:

A

Trapezius, rhomboid major (specifically at the medial border of the scapula), and latissimus dorsi.

15
Q

The deltoid is innervated by the…

A

axillary nerve.

16
Q

The deltoid’s major function is…

A

abducting the arm.

17
Q

The Axillary Nerve enters the arm through the ______ and is located deep to the _______.

A

quadrangular space, deltoid

18
Q

The subacromial bursa is located deep to the _____ and _____.

A

Acromion and deltoid

19
Q

The supraspinatus acts by ______ the arm.
The infraspinatus acts by ______ the arm.
The teres minor acts by ______ the arm.

A

rotating
abducting
rotating

20
Q

The infraspinatus and supraspinatus are innervated by the…

A

suprascapular nerve.

21
Q

Blood supply to the supraspinatus and infraspinatus comes from the…

A

suprascapular artery.

22
Q

The teres minor is innervated by the…

A

axillary nerve.

23
Q

The teres major is innervated by the…

A

Subscapular nerve.

24
Q

What structures pass through the quadrangular space?

A

Posterior circumflex vessels and axillary nerve

25
Q

What forms the quadrangular space?

A

Teres major, teres minor, long head of trapezius, and the humerus.

26
Q

The suprascapular nerve passes through the suprascapular notch, under which ligament?

A

Transverse scapular ligament

27
Q

What passes over the transverse scapular ligament?

A

Suprascapular artery and vein.

28
Q

The omohyoid is attached to the inferior portion of the…

A

hyoid bone.