Lecture 2.1 Flashcards
The lower and upper limb develop from __ somites
5
5-6 embryonic weeks - curvature at ___/___
elbow/knee
The _____ lib undergoes complete medial rotation the dorsal side is pronated
The lower lib undergoes complete medial rotation the dorsal side is pronated
The top of the sternum is called..
The Manubrium
label
label
The Clavicle starts ossifying in the__ -__th embryonic week
It is also one of the ___ bones to finish ossification
The Clavicle starts ossifying in the 5-6th embryonic week
It is also one of the last bones to finish ossification
The claivicle is a __ bone
It has ________and __________ossification and intramembranous
long bone
It has endochondrial and intramembranous ossification
true or False
endochondrial ossification includes medullary cavity
True
Does the clavicle have bone marrow?
No
It is made up of spongy (cancellous) bone with a shell of compact bone.
Fractures of the Clavicle are common between the ____…
lateral 1/3 and medial 2/3
THe petoralis major attaches to the ______end of the clavicle
Medial
Label
the suprascaula nerve goes in the suprascapular___
notch
The most susptible part of the scapula fracture is the …
acromium
What goes through the intertubercular grooveon the humerous
TEndon of the Biceps (one of the structures)
which is bigger on the humerous
the lateral or medial epicondyle?
medial
THe olecranon fossa recieves the ___
ulna
most fractures of the humerous happen at the _____ neck,
what two structures are endangered?
Surgical neck
axillary nerve
circumflex humeral artery (posterior humeral circumflex artery)
median nerve and brachial artery are endangered by a frature of the humerus at the _____
midshaft
The medial epicondyle (if broken) can endanger the ____ ___
ulna nerve
The ________ is the outermost layer of muscles
it ensheaths the entire muscle.
epimyseum
Trapezium and lat dorsi create a triangle called the triangle of ______
auscultation
rhomboid minor is _______to rhomboid major
superior
pectora performs ____ and __ _____
adduction and internal rotation
what muscle is highlighted?
Subclavious
whatis the muscle?
Serratus anterior
theserratus anterior is odd in terms of the nerve supply - it is …
superficial to the muscle
The deltoid inserts on the…
deltoid tuberosity
for abduction mainly
the rotator cuff muscles actto..
stabilise shoulder
act as dynamic ligaments
fixators
Theeltoidinsertson the deltoid tuerosity on the _____
humerus
The anterior fibres of detoid can work _______________of the posterior fibres
independantly
THe most powerful actionof the deltoid is an ________
abductor
Teresmajor is an ______
adductor
What are the four rotator cuff mucles?
Label
Supraspinatus muscle
Infraspinatus muscle
Teres minor muscle
Subscapularis muscle
(SITS)
The axillary artery is a continuation of the _______ artery
subclavian arery
once it pasts the teres major
Rotator cuff muscles act as…
dynamic ligaments
fixator muscles
The __________ muscle initiates abduction of the shoulder (first 15%)
The Supra-spinatus muscle initiates abduction of the shoulder (first 15%)
The ___________bursae helps move the supraspinatous muscle
The subacromial bursae helps move the supraspinatous
The impingement o suprasinatus results in Frozen shouler, or _______ ______.
Adhesive capsulitis
Wit the build up of calcuim can have the synovial tissue ‘sticking’ to the joint
The long-head of the biceps has an ____________ pathway
intracapsular
goes through the glenohumeral joint
The ____________ nerve travels through the body of the coracobrahialis muscle
musculo-cutaneous nerve
true or False
The brachialis origin is midway through the shaft of he humerus
True
triceps insert on the ________process of the Ulna
olecranon
What goes through the followed apertures:
Suprascapua notch
Quadrangular space
Triangular space
Triangular interval
Suprascapua notch - suprascapula nerve goes through (SS artery goes above it)
Quadrangular space - Axillary nerve & posterior humeral circumflex artery
Triangular penis space - the circumflex scapula artery (small)
Triangular interval - Radial & Deep brachial artery
