Upper limbs

Question 1

Clavicle has——ends——surfaces—-borders

Answer 1

2 ends ( acromial end lateral-sterna’s end medial)
2 surfaces superior and inferior
2borders

Question 2

What is the Bone structure of the inferior surface of clavicle

Answer 2

*acromial facet
*sternal articulation facet
* trapezoid line
*conoid tubercle
*groove for subclavian muscle

Question 3

Why superior surface of clavicle is smoother than the inferior surface?

Answer 3

Because it doesn’t have articulation points

Question 4

Which part of clavicle is concave and which is convex?

Answer 4

Lateral 1/3 is concave and medial 2/3 is convex

Question 5

Why clavicle is important? Where is the most common fracture ?why?

Answer 5

1- because different structures pass through it (behind clavicle) like nerves ,veins , arteries and 2- the end of the 1/3 part laterally is the most common place for fracture
3- لانها نقطة تحول بالعضمة من concave ل convex بالاضافة لان خلفها اكو structures

Question 6

Mention the ligament attachment of clavicle

Answer 6

Only in inferior surface
1- costoclavicular ligament
2-coracoclavicular ligament :
trapezoid ligament +conoid ligament

Question 7

Muscle insertions in clavicle

Answer 7

Sup. Surface: trapezius muscle
Inf. surface : subclavian muscle

Question 8

Name the Muscle origin on superior part of clavicle

Answer 8

1- deltoid muscle
2-pectorals major muscle
3-sternocleidomastoid muscle

Question 9

Name muscle origin on the inferior surface of clavicle

Answer 9

1- deltoid muscle
2- pectoralis major muscle
3- sternohyoid muscle

Question 10

Between which ribs we can find scapula?

Answer 10

Between 2nd /7th ribs

Question 11

How many surfaces in scapula

Answer 11

2 anterior and posterior

Question 12

How many borders in scapula ?

Answer 12

3 superior,lateral,medial

Question 13

How many angles in scapula?

Answer 13

3 superior, lateral and inferior

Question 15

What are the processes in scapula

Answer 15

Acromion,coracoid,spin of scapula

Question 16

What is the origin of acromion and what what it articulates with?

Answer 16

It extends from spin of scapula and its end is facet of clavicle

Question 17

Name the regions of spin of scapula

Answer 17

Crest of spin , angle of spin and acromion

Question 18

What spin of scapula divide the scapula into ?

Answer 18

Supraspinous fossa and infraspinous fossa

Question 19

How many tubercles on scapula?

Answer 19

3
Infraglenoid tubericle (latera)
Supraglenoid tubericle (lateral )
Deltoid tubericle (posterior on the spin of scapula)

Question 20

What is glenoid cavity ?

Answer 20

Cavity found on the lateral side of scapula and it’s site of articulation with humerous and it has two tubericles , supraglenoid tubericle and infraglenoid tubericle

Question 21

What the anterior part of scapula is called?

Answer 21

Supscapular fossa

Question 22

What bone structures found on posterior surface of scapula ?

Answer 22

.Groove for circumflex scapular vessels
.spin of scapula and it’s divisions

Question 23

What is the passage for the suprascapular nerve

Answer 23

Is supraspinous notch or superior scapular

Question 24

Where is the location of scapula neck

Answer 24

Close to glenoid cavity

Question 25

Name the superficial muscles in scapula

Answer 25

Trapezius muscle Deltoid muscle

Question 26

Name the deep muscles on scapula

Answer 26

1- triceps branchii muscle (long head) 2-subscapularis muscle 3- omohyoid muscle 4- biceps branchii muscle(long and short head) 5- coracobranchialis muscle 6-supraspinatus and infraspinatus muscles 7- teres minor and major muscles 8- latissimus Dorsi 9-serrated anterior muscle 10- pectoralis minor muscle 11- legatos scapular muscle 12- rhomboid minor and major muscle 16 muscles

Question 27

Name the anterior muscles of scapula

Answer 27

1- Deltoid muscle 2-triceps brachii muscle(long head) 3-subscapularis muscle 4-omohyoid muscle 5-biceps branching muscle (long head) 6-biceps branching muscle (short head) 7-coracobrachialis muscle(short head) 8-Trapezius muscle 9-serrated anterior muscle 10-pectoralis minor muscle

Question 28

Name the posterior muscles of scapula

Answer 28

1-Deltoid muscle 2-triceps branchii muscle (long head) 3- supraspinatus muscle 4- infraspinatus muscle 5- teres minor muscle 6-teres major muscle 7-latissimus Dorsi (small slip of origin) 8-trapezius muscle 9-levator scapula muscle 10- Rhomboid minor muscle 11-Rhomboid major muscle

Question 29

Mention the origin muscles of scapula

Answer 29

1- Deltoid muscle 2-triceps brachii muscle(long head) 3-subscapularis muscle 4-omohyoid muscle 5-biceps branching muscle (longead) 6-biceps branching muscle (short head) 7-coracobrachialis muscle(short head) 8-supraspinatus muscle 9- infraspinatus muscle 10- teres minor muscle 11-teres major muscle 12-latissimus Dorsi (small slip of origin)

Question 30

Mention the insertion muscles of scapula

Answer 30

1-Trapezius muscle 2-serrated anterior muscle 3-pectoralis minor muscle 4-levator scapula muscle 5-Rhomboid minor muscle 6-Rhomboid major muscle

Question 31

What are the anterior origin muscles of scapula ?

Answer 31

1- Deltoid muscle 2-triceps brachii muscle(long head) 3-subscapularis muscle 4-omohyoid muscle 5-biceps branching muscle (long head) 6-biceps branching muscle (short head) 7-coracobrachialis muscle(short head)

Question 32

Name the posterior origin muscles in scapula

Answer 32

1-Deltoid muscle 2-triceps branchii muscle (long head) 3- supraspinatus muscle 4- infraspinatus muscle 5- teres minor muscle 6-teres major muscle 7- latissimus Dorsi (small slip of origin)

Question 33

Name the anterior insertions of the scapula

Answer 33

1-Trapezius muscle 2-serrated anterior muscle 3-pectoralis minor muscle

Question 34

Name the posterior insertions of scapula

Answer 34

1-trapezius muscle 2-levator scapula muscle 3- Rhomboid minor muscle 4-Rhomboid major muscle

Question 35

Name all the ligaments in scapula

Answer 35

1-coracohumeral ligament 2-coracocromial ligament 3-coracoglenoid ligament 4- transverse scapular ligament 5- coracoclavicular ligament

Question 36

Name the surface structures of the proximal end of humerus

Answer 36

1- head 2- anatomical neck 3- surgical neck 4- greater tubercle 5- lesser tubercle 6- Bicipital groove or intertubercular sulcus

Question 37

Talk about the head of humerus

Answer 37

It’s rounded , ball like structure and articulates with the glenoid cavity of scapula to form the shoulder joint

Question 38

Where is the greater and lesser tubericle of humerus located ?

Answer 38

Greater tubericle is found on lateral side Lesser tubericle found on anterior side

Question 39

Surface structures of the shaft of humerus and their locations

Answer 39

Deltoid tuberosity -lateral mid shaft And Radial or spiral groove On posterior aspect of humours Pathway for radial nerve

Question 40

What is bicipital groove

Answer 40

👉It’s between greater and lesser tubericle

Question 41

What are the muscles that attach to Bicipital groove Or intertubercular sulcus

Answer 41

Pectoralis Major Muscle the long head of biceps tendon

Question 42

Which structure pass through the bicipital groove Or intertubercular sulcus

Answer 42

the long head of biceps tendon

Question 43

Mentions muscles attach to greater tuberosity and to which part of it they’re attached

Answer 43

1- Suprapinatus muscle👉 (Upper part) 2- Infrapinatus muscle👉 (Posterior part) 3- Teres Minor muscle 👉 (Postero-inferior part)

Question 44

Which muscle attach to lesser tuberosity

Answer 44

subscapularis muscle

Question 45

What is the origin of Teres Minor muscle ?

Answer 45

Upper part of lateral border of scapula

Question 46

What is the origin of subscapularis muscle

Answer 46

Whole of ventral surface of scapula

Question 47

Which muscle’s function is abducting the arm ?

Answer 47

Suprapinatus muscle

Question 48

Which muscles cause externally rotates the arm ?

Answer 48

Infrapinatus muscle Teres Minor muscle

Question 49

Which muscle adducts and rotates the arm internally ?

Answer 49

subscapularis muscle

Question 50

What is the origin of the long head of biceps tendon ?

Answer 50

Superior rim of the glenoid of scapula

Question 51

Name all bone structures in distal end of humerus

Answer 51

Capitulum,trochlea,meadial and lateral epicondyle, olecranon fossa,coronoid fossa,radial fossa

Question 52

Name muscles attach to flexor origin or medial epicondyle

Answer 52

pronator teres .flexor carpi radialis .palmaris longus .flexor digitorum superficialis .flexor carpi ulnaris

Question 53

Name muscle attached to extensor origin or lateral epicondyle

Answer 53

extensor carpi radialis brevis .extensor digitorum .extensor digiti minimi .extensor carpi ulnaris muscles

Question 54

Capitulum location and articulation

Answer 54

Found on lateral side and articulate with head of radius at elbow joint

Question 55

Olecranon fossa location and articulation and which action

Answer 55

Is a depression on the posterior surface It accommodates the olecranion process of unla during extension of forearm

Question 56

Trochlea location and articulation

Answer 56

On medial side to Capitulum and articulate with Trochlea notch of ulna at elbow joint

Question 57

Coronoid fossa location and articulation and which action

Answer 57

Depression on anterior surface Accommodate coronoid process of ulna during flexion of forearm

Question 58

Radial fossa location and aticulation and action

Answer 58

Depression on the anterior and lateral surface Accommodate the head of radius during flexion of the forearm

Question 59

Name general innervations of the humerus

Answer 59

Axillary nerve Radial nerve Ulnar nerve

Question 60

Name the anterior origin of the humerus

Answer 60

1- brachialis muscle 2- flexor group 3- extensor group 4- brachioradialis muscle 5- pronator teres muscle (superficial group ) 6- extensor carpi radialis longus muscle

Question 61

Name the posterior origin of the humerus

Answer 61

1- branchialis muscle 2- common flexor tendon 3-common extensor tendon 4- triceps branchii muscle (lateral head) 5- triceps branchii muscle (medial head) 6- Anconeus muscle

Question 62

Name the anterior insertions of the humerus

Answer 62

1- supraspinatus muscle 2-deltoid muscle 3-pectoralis major muscle 4-latissmus dorsi muscle 5-teres major muscle 6- suprascapularis muscle 7- coracobrachialis muscle

Question 63

Name the posterior insertions of the humerus

Answer 63

1- supraspinatus muscle 2- deltoid muscle 3- infraspinatus muscle 4- teres minor muscle 5-triceps branchii muscle