Upper Limb Flashcards
Which muscle inserts into the radial tuberosity
Biceps brachii
Common site of origin for flexor muscles of forearm
Medial epicondyle of humerus
Which 3 muscles attach to the corcaoid process of the scapula
Short head of biceps brachii (origin)
Pectoralis minor (insertion)
Corachobrachialis (origin)
Which combination of muscles would act strongly to addict the hand at the wrist
Extensor carpi ulnaris
Flexor carpi ulnaris
What is the head of the humerus bone covered with
Hyaline cartilage
Which muscle has attachment to a tubercle just below the glenoid fossa of the scapula
(Long head of) Triceps brachii
Attaches to infraglenoid fossa
Is pissoform on radial or ulnar side of hand
Ulnar
Insertion of pectoralis major
Greater tubercle of humerus/lateral lip of inter tubercular sulcus of humerus
Deltoid innervation
Axillary nerve
Teres minor innervation
Axillary nerve
Insertion of deltoid
Deltoid tuberosity of humerus
Teres minor insertion
Greater tubercle of humerus
Teres major insertion
medial lip of intertubercular groove
Teres minor origin
Lateral border of scapula
Teres major origin
Inferior angle of scapula
Biceps brachii insertion of origin
Origin: long head = supraglenoid tubercle of scapula
Short head = corcaoid process of scapula
Insertion = radial tuberosity
Brachialis innervation
Musculocutaneous nerve and radial nerve
Brachialis insertion
Coronoid process on ulna
Anconeous origin and insertion
Origin = lateral epicondyle of humerus Insertion = olecranon process of ulna
Action of pectoralis major
adduction, medial rotation and flexion of the humerus at the shoulder joint
Subclavian insertion and origin
Originates from 1st costochondral joint
Inserts into middle third of clavicle
Action of subclavius muscle
pulls clavicle medially to stabilise the sternoclavicular joint
depresses tip of shoulder
Pectoralis minor origin and insertion
Origin = ribs 3,4,5 and deep fascia Insertion = coracoid process of scapula
Action of pec minor
depress tip of shoulder
protract scapula
Serratus anterior origin and insertion
Origin = ribs 3-8 Insertion = medial border of deep surface of scapula
Action of Serratus anterior
holds scapula against ribcage to prevent winging of the inferior angle fo the scapula
innervation of pectoralis minor
medial pectoral nerves
origin and insertion of serratus anterior
origin: ribs 3-8
insertion: internal surface of medial border of scapula
serrates anterior innervation
long thoracic nerve
innervation of subclavius
nerve to subclavius - branches superior trunk in brachial plexus
pectoralis major innervation
medial and lateral pectoral nerves
pectoralis major origin
medial half of clavicle, anterior surface of sternum, first 7 costal cartilages, aponeurosis of external oblique
axillary nerve roots
C5, C6
median nerve roots
C5, C6, C7, C8, T1
musculocutaneous nerve roots
C5, C6, C7
radial nerve roots
C5, C6, C7, C8, T1
ulnar roots
C8, T1
innervation of breast
anterior and lateral cutaneous branches of intercostal nerves 4-6
blood supply of medial breast
internal thoracic artery
blood supply of lateral breast
lateral thoracic artery and thoracoacromial artery
veins which drain breast
axillary and internal thoracic veins
lymphatic drainage of breast
axillary nodes
parasternal nodes
intercostal nodes
action of the trapezius muscle
descending part - elevates the shoulders
transverse part - retracts the shoulders
ascending part - depresses the shoulders
motor and sensory innervation of the trapezius muscle
motor - accessory nerve
sensory - C3, C4
origin and insertion of trapezius muscle
origin - skull, nuchal ligament, spinous processes of C7 - T12
insertion - lateral 1/3 of clavicle, acromion of the scapula, spine of the scapula
latissimus dorsi origin and insertion
origin: spinous processes of T6-12, thoracolumbar fascia and posterior half of iliac crest
insertion: inter tubercular groove of humerus
innervation of latissimus dorsi
thoracodorsal nerve
actions of latissimus dorsi
extends, adducts and medially rotates the arm
origin and insertion of levator scapulae
origin: transverse processes of C1-C4
insertion: superior medial border of the scapula
innervation of levator scapulae
dorsal scapular nerve
action of levator scapulae
elevates the scapula
rhomboid action
retract and rotate the scapula
rhomboid innervation
dorsal scpular nerve
rhomboid minor and major origin and insertion
rhomboid minor:
spinous processes of C7-T1 –> medial border of scapula
rhomboid major:
spinous processes of T2-T5 –> medial border of scapula
serratus posterior superior origin, insertion, innervation and action
origin: nuchal ligament and spinous processes of C7- T3
insertion: ribs T2-T5
innervation: intercostal nerves T2-T5
action: elevates the ribs
serrates posterior inferior origin insertion action and innervation
origin: spinous processes of L1-L3
insertion: ribs 9-12
innervation: thoracic nerves T9-T12
action: depress the ribs
insertion of triceps brachii and anconeous
olecranon process of the scapula
retinaculum function
prevents bow stringing
supraspinatous and infraspinatous innervation
supra scapular nerve
tires major innervation
lower sub scapular nerve
brachialis insertion
coronoid process of ulna
what are the arterial arches on the hand
palm: superficial and deep palmar arches
back of hand: dorsal carpal arch
what are the cephalic and basilic veins connected by
the median cubital vein
at what level is the horizontal fissure of the right lung
T4
cartilage at bifurcation of trachea name and level
carina, T4/5
innervation of trachea
recurrent laryngeal nerve
innervation of bronchial tree
vagus nerve
level of oblique fissure
T3
what attaches the lung to the spine and at what levels
right crus (L1-L3) left crus (L1-L2)
what is the middle part pf the diaphragm called
the central tendon
what is the name of the artery that comes off the ulnar artery towards the body
ulnar recurrent artery
which nerve passes behind the medial epicondyle of the humerus
ulnar nerve
what are the 3 heads of triceps brachii in order
long, lateral, medial
if trapezius is removed, which nerve will you be able to see descending from neck over scapula
accessory
what are the 2 parts of the pec major
clavicular and sternocostal
what are the 2 parts of the deltoid
clavicular and acromial
which nerve can you see when the deltoid has been reflected
upper lateral cutaneous nerve of arm
which arteries pass over pec minor
thoracoacromial artery (horizontal) and pectoral branches of thoracoacromial artery (downwards)
which muscles cross over brachial plexus
anterior scalene, inferior belly of omohydoid, subclavius
which 2 arteries brach over the anterior scalene muscle
transverse cervical artery (upper) suprascapular artery (lower)
where is radial nerve
behind brachioradialis
which tendinous extension goes over the pronator teres and the flexor carol radialis
bicipital aponeurosis
what is the inside surface of the trochlea called
trochlear notch
innervation of elevator scapulae
dorsal scapular nerve
what is the name of the part of the common carotid artery where it splits into internal and external carotid
carotid sinus
which artery runs over serrates anterior and what does it branch off
thoracodorsal artery, beaches off the subscapular artery
which nerve goes over the sternocleidomastoid
greater auricular nerve
vein behind sternocleidomastoid
occipital vein
which vein passes over the thyroid gland
jugular venous arch
name of muscle which extends pointy finger
extensor indicis
name of nerves and arteries that go between fingers on palmar surface
common palmar digital nerve/artery
what is the name of the muscle that is on the anterior internal surface of the ribcage
transversus abdominis
