Correct Option: (D)
The correct matches are as follows:
- A. Breastbone: The sternum is a flat bone located in the central part of the chest, forming the anterior portion of the rib cage. It is commonly known as the breastbone.
- B. Collarbone: The clavicle is a long bone that extends horizontally between the sternum and the scapula. It is commonly referred to as the collarbone.
- C. Kneecap: The patella is a sesamoid bone situated anterior to the knee joint, commonly known as the kneecap.
- D. Shoulder blade: The scapula is a large, flat, triangular bone positioned on the posterior aspect of the shoulder. It is commonly known as the shoulder blade.
Thus, the correct sequence is A-4, B-1, C-2, D-3, which corresponds to code 4123.
Incorrect Options:
Options (1), (2), and (3) contain incorrect pairings for one or more of the bones listed. For instance, option (1) incorrectly matches C (Kneecap) with Scapula and D (Shoulder blade) with Patella. Options (2) and (3) incorrectly match A (Breastbone) with Clavicle and B (Collarbone) with Sternum. The anatomical names are distinct and not interchangeable as presented in these options.