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Human Locomotor Systems > Lecture 2.1 > Flashcards

Lecture 2.1 Flashcards

1
Q

The lower and upper limb develop from __ somites

A

5

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2
Q

5-6 embryonic weeks - curvature at ___/___

A

elbow/knee

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3
Q

The _____ lib undergoes complete medial rotation the dorsal side is pronated

A

The lower lib undergoes complete medial rotation the dorsal side is pronated

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4
Q

The top of the sternum is called..

A

The Manubrium

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5
Q

label

A
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6
Q

label

A
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7
Q

The Clavicle starts ossifying in the__ -__th embryonic week

It is also one of the ___ bones to finish ossification

A

The Clavicle starts ossifying in the 5-6th embryonic week

It is also one of the last bones to finish ossification

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8
Q

The claivicle is a __ bone

It has ________and __________ossification and intramembranous

A

long bone

It has endochondrial and intramembranous ossification

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9
Q

true or False

endochondrial ossification includes medullary cavity

A

True

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10
Q

Does the clavicle have bone marrow?

A

No

It is made up of spongy (cancellous) bone with a shell of compact bone.

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11
Q

Fractures of the Clavicle are common between the ____…

A

lateral 1/3 and medial 2/3

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12
Q

THe petoralis major attaches to the ______end of the clavicle

A

Medial

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13
Q

Label

A
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14
Q

the suprascaula nerve goes in the suprascapular___

A

notch

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15
Q

The most susptible part of the scapula fracture is the …

A

acromium

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16
Q

Label

A

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17
Q

What goes through the intertubercular grooveon the humerous

A

TEndon of the Biceps (one of the structures)

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18
Q

which is bigger on the humerous

the lateral or medial epicondyle?

A

medial

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19
Q

THe olecranon fossa recieves the ___

A

ulna

20
Q

most fractures of the humerous happen at the _____ neck,

what two structures are endangered?

A

Surgical neck

axillary nerve

circumflex humeral artery (posterior humeral circumflex artery)

21
Q

median nerve and brachial artery are endangered by a frature of the humerus at the _____

A

midshaft

22
Q

The medial epicondyle (if broken) can endanger the ____ ___

A

ulna nerve

23
Q

The ________ is the outermost layer of muscles

it ensheaths the entire muscle.

A

epimyseum

24
Q

Trapezium and lat dorsi create a triangle called the triangle of ______

A

auscultation

25
Q

rhomboid minor is _______to rhomboid major

A

superior

26
Q

pectora performs ____ and __ _____

A

adduction and internal rotation

27
Q

what muscle is highlighted?

A

Subclavious

28
Q

whatis the muscle?

A

Serratus anterior

29
Q

theserratus anterior is odd in terms of the nerve supply - it is …

A

superficial to the muscle

30
Q

The deltoid inserts on the…

A

deltoid tuberosity

for abduction mainly

31
Q

the rotator cuff muscles actto..

A

stabilise shoulder

act as dynamic ligaments

fixators

32
Q

Theeltoidinsertson the deltoid tuerosity on the _____

A

humerus

33
Q

The anterior fibres of detoid can work _______________of the posterior fibres

A

independantly

34
Q

THe most powerful actionof the deltoid is an ________

A

abductor

35
Q

Teresmajor is an ______

A

adductor

36
Q

What are the four rotator cuff mucles?

Label

A

Supraspinatus muscle

Infraspinatus muscle

Teres minor muscle

Subscapularis muscle

(SITS)

37
Q

The axillary artery is a continuation of the _______ artery

A

subclavian arery

once it pasts the teres major

38
Q

Rotator cuff muscles act as…

A

dynamic ligaments

fixator muscles

39
Q

The __________ muscle initiates abduction of the shoulder (first 15%)

A

The Supra-spinatus muscle initiates abduction of the shoulder (first 15%)

40
Q

The ___________bursae helps move the supraspinatous muscle

A

The subacromial bursae helps move the supraspinatous

41
Q

The impingement o suprasinatus results in Frozen shouler, or _______ ______.

A

Adhesive capsulitis

Wit the build up of calcuim can have the synovial tissue ‘sticking’ to the joint

42
Q

The long-head of the biceps has an ____________ pathway

A

intracapsular

goes through the glenohumeral joint

43
Q

The ____________ nerve travels through the body of the coracobrahialis muscle

A

musculo-cutaneous nerve

44
Q

true or False

The brachialis origin is midway through the shaft of he humerus

A

True

45
Q

triceps insert on the ________process of the Ulna

A

olecranon

46
Q

What goes through the followed apertures:

Suprascapua notch

Quadrangular space

Triangular space

Triangular interval

A

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

Human Locomotor Systems (30 decks)

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