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Bowl practice test #3

A detailed anatomical illustration of the human brachial plexus, highlighting its roots, branches, and associated muscles in a vibrant clinical style.

Brachial Plexus Mastery Quiz

Test your knowledge on the anatomy and innervation of the brachial plexus with this comprehensive quiz! Dive into topics such as muscle innervation, nerve roots, and shoulder girdle attachments to enhance your understanding.

Features:

Multiple choice questions
Engaging content for students and professionals
In-depth exploration of brachial plexus anatomy

15 Questions4 MinutesCreated by StudyingMuscle101

What muscle does the posterior cord innervate?

Thoracodorsal nerve= latissimus dorsi, lower and upper subscapular nerve= subscapularis

Thoaracordorsal nerve= pectoralis major, lower and upper subscapular nerve= subscapularis

Compression site of the brachial plexus=

Anterior and posterior scalenes and pectoralis minor

Anterior and middle scalenes and pectoralis minor

Name the brachial plexus roots

C5, C6, C7, C8, T2

C5, C6, C7, C8, T5

C5, C6, C7, C8, T1

C5, C6, C7, C8, T8

Name 1 branch of the brachial plexus

Axillary, radial, musculocutaneous, ulnar, median

Axillary, radial, musculocutaneous, ulnar, maximum

Only bone attachment for the shoulder girdle of the trunk

Acromioclaviular

Sternoclavicular

What are the sections of the brachial plexus from the medial to lateral

Roots, trunks, divisions, cords, branches

Roots, trunks, divisions, cords, books

What inserts into the crest of the greater tubercle?

Pectoralis minor

Pectoralis major

Name 1 nerve that derived from the brachial plexus nerve roots -

Dorsal scapular nerve (levator scapula, rhomboid major, rhomboid minor), long thoracic nerve (serratus anterior)

Dorsal scapular nerve (levator scapula, rhomboid major, rhomboid minor), long thoracic nerve (pectoralis major)

What nerve innervates both the pectoralis major and minor?

Posterior pectoral nerve

Medial pectoral nerve

The cords are named in relation to what structure

Axillary vein

Axillary nerve

Axillary artery

Axillary ventricle

What provides stability to glenohumeral joint in conjunction with rotator cuff muscles?

Sacrum

Ilium

Labrum

What do the brachial plexus posterior divisions innervate?

Flexors, hand intrinsic muscles

Extensor muscles of the posterior arm

What do the brachial plexus anterior divisions innervate?

Flexors, hand and intrinsic muscles

Extensor muscles of the posterior arm

What inserts into the deltoid tuberosity?

Pectoralis major

Deltoid

Biceps brachii

Triceps brachii

The brachial plexus roots and trunks travel between 2 muscles?

Anterior scalenes and middle scalenes

Anterior scalenes and posterior scalenes

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