Pectoral Girdle and Upper Limb

Part A

Complete the following statements:

1. The pectoral girdle is an incomplete ring because it is open in the back between the_

2. The medial ends of the clavicles articulate with the_of the sternum.

3. The lateral ends of the clavicles articulate with the_

4. The_is a bone that serves as a brace between the sternum and the scapula.

5. The_divides the scapula into unequal portions.

of the scapulae.

6. The tip of the shoulder is the _

7. At the lateral end of the scapula, the of the scapula.

_curves anteriorly and inferiorly from the clavicle.

_of the humerus.

8. The glenoid cavity of the scapula articulates with the_

Part B

Match the bones in column A with the bones and features in column B. Place the letter of your choice in the space provided.

Column A

a.

carpals

_ 1

b.

humerus

2

c.

metacarpals

d.

phalanges

_ 3

e.

radius

_ 4.

f.

ulna

capitate capitulum coronoid fossa five palmar bones 5. fourteen bones in digits intertubercular groove lunate olecranon fossa radial notch

10. radial tuberosity

11. trapezium

12. triquetrum

13. trochlea

14. trochlear notch

15. ulnar notch

Part C

Identify the bones and features indicated in the radiographs (X rays) of figures 15.7, 15.8, and 15.9.

Figure 15.7 Identify the bones and features indicated on this radiograph of the elbow.

Figure 15.7 Identify the bones and features indicated on this radiograph of the elbow.

Bones Pectoral Girdle

Figure 15.8 Identify the bones and features indicated on this radiograph of the shoulder.

Figure 15.8 Identify the bones and features indicated on this radiograph of the shoulder.

Bones Pectoral Girdle
(bone)
Bones Pectoral Girdle
Essentials of Human Physiology

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