UL Concept A

Question 1

Name the two bones of the pectoral girdle?

Answer 1

Clavicle and scapula

Question 2

How many bones in the hand?

Answer 2

8 carpals
5 metacarpals
14 phalanges

Question 3

Spine of scapula. What is the relevance?

Answer 3

Partial distal attachment of deltoid and trapezius.

Question 4

Which is posterior? Acromion or coracoid process?

Answer 4

Acromion

Question 5

Relevance of acromion?

Answer 5

Partial attachment of deltoid and trapezius.

Question 6

Relevance of supraspinous fossa?

Answer 6

Proximal attachment: supraspinatus m.

Question 7

Relevance of infraspinous fossa?

Answer 7

Proximal attachment: infraspinatus

Question 8

Relevance of subscapular fossa?

Answer 8

Proximal attachment: subscapularis m.

Question 9

How many muscles attach to coracoid process?

Answer 9

3

Question 10

Relevance of glenoid cavity?

Answer 10

Articulates with head of humerus (shoulder joint)

Question 11

What does the sternal end of the clavicle articulate with?

Answer 11

The manubrium of sternum

Question 12

What are the two ends of clavicle called?

Answer 12

Acromial end

Sternal end

Question 13

Which is superior- the rough or smooth surface of clavicle?

Answer 13

Smooth

Question 14

What is the name of the anterior main portion of scapula?

Answer 14

Subscapular fossa

Question 15

What is the name of the area superior to spine of scapula?

Answer 15

Supraspinous fossa

Question 16

What is the name of the area inferior to spine of scapula?

Answer 16

Infraspinous fossa

Question 17

What is the line around head of humerus?

Answer 17

Anatomical neck

Question 18

What is the lateral large portion near the head of humerus? (Anterior view)

Answer 18

Greater tubercle

Question 19

What is the anterior small portion near the head of humerus?

Answer 19

Lesser tubercle

Question 20

What is the deep line between the tubercles near the head of humerus? (Anterior view)

Answer 20

Intertubercular sulcus

Question 21

What is the area just inferior to head of humerus called? (Anterior view)

Answer 21

Surgical neck

Question 22

What is the small protruding bump on the lateral portion of the shaft of humerus called?

Answer 22

Deltoid tuberosity

Question 23

What is the deep socket on distal end of humerus? (Anterior view)

Answer 23

Coronoid fossa

Question 24

What are the two articulating surfaces of the distal end of the humerus? (Anterior view)

Answer 24

Capitulum and trochlea

Question 25

Which is medial- Trochlea or capitulum?

Answer 25

Trochlea

Question 26

What are the bumpy superior surfaces of the distal end of humerus called?

Answer 26

Medial and lateral epicondyle

Question 27

Greater tubercle of humerus is seen both posterior and anterior view. True or false?

Answer 27

True

Question 28

What is the deep socket at distal end of humerus called? (Posterior view)

Answer 28

Olecranon fossa

Question 29

Which articulating surface of distal humerus is the only one that can be seen in posterior view?

Answer 29

Trochlea

Question 30

What does head of humerus do?

Answer 30

Articulates with glenoid cavity of scapula

Question 31

What is the relevance of surgical neck?

Answer 31

Axillary nerve course around | Also, area more likely to fracture than anatomical neck.

Question 32

Relevance of greater tubercle?

Answer 32

Distal attachment for 3 of 4 rotator cuff muscles

Question 33

Relevance of l esser tubercle?.

Answer 33

Distal attachment of 1 of 4 rotator cuff muscles

Question 34

Relevance of Intertubercular sulcus?

Answer 34

Passageway for a tendon; biceps brachii long head muscle

Question 35

Relevance of capitulum?

Answer 35

Articulates with the head of the radius

Question 36

Trochlea relevance?

Answer 36

Articulates with trochlear notch of ulna | Structural pivot point (fulcrum) for elbow

Question 37

Relevance of lateral and medial Epicondyles?

Answer 37

Several as proximal attachments for group muscles located in forearm

Question 38

Which, of ulna and radius, has a head that is attached to humerus?

Answer 38

Radius

Question 39

Which, of ulna and radius, has a head that is more distally located than the other?

Answer 39

Ulna

Question 40

What is the large groove at proximal end of ulna?

Answer 40

Trochlear notch

Question 41

What is the superior projection relative to trochlear notch?

Answer 41

Olecranon process

Question 42

What is the inferior projection relative to trochlear notch?

Answer 42

Coronoid process

Question 43

What is the bump near proximal end of radius?

Answer 43

Radial tuberosity

Question 44

Where is the neck of the radius located?

Answer 44

Between the head and radial tuberosity

Question 45

What are the two tooth like projections from the distal ends of ulna and radius?

Answer 45

Styloid processes

Question 46

What is the tooth like projection coming from distal end of ulna called?

Answer 46

Ulnar styloid process

Question 47

What is the tooth like projection coming from distal end of radius called?

Answer 47

Radial styloid process

Question 48

Relevance of radius?

Answer 48

Articulates with capitulum of humerus

Question 49

Relevance of radial tuberosity?

Answer 49

Distal attachment of biceps brachii

Question 50

Relevance of radial styloid process?

Answer 50

Distal attachment: brachioradialis

Question 51

Relevance of olecranon process?

Answer 51

Distal attachment: triceps brachii

Question 52

Relevance of coronoid process?

Answer 52

Distal attachment: brachialis

Question 53

Relevance of trochlear notch?

Answer 53

It (with ligaments) limits action at elbow to flexion and extension

Question 54

Names of first row of carpal bones? (Lateral to medial)

Answer 54

Scaphoid Lunate Triquetreum & pisiform

Question 55

Names of second row of carpal bones? (Lateral to medial)

Answer 55

Trapezium Trapezoid Capitate Hamate

Question 56

Which bones of carpal fuse?

Answer 56

Pisiform and triquetreum

Question 57

Which fused carpal bone superimposed in x-ray ?

Answer 57

Pisiform