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Multiple Choice
In the anatomical diagram, Arrow A is indicating the costal cartilage, while Arrow B is indicating the articular cartilage. Which of the following correctly matches the body region where each cartilage is primarily found?
A
Arrow A: Upper limb; Arrow B: Lower limb
B
Arrow A: Thoracic region; Arrow B: Joint surfaces
C
Arrow A: Pelvic region; Arrow B: Vertebral region
D
Arrow A: Cranial region; Arrow B: Abdominal region
Verified step by step guidance
1
Step 1: Understand the anatomical structures mentioned in the problem. Costal cartilage (Arrow A) is a type of cartilage found in the thoracic region, connecting the ribs to the sternum. Articular cartilage (Arrow B) is a smooth cartilage found on joint surfaces, reducing friction and aiding in movement.
Step 2: Analyze the options provided. The goal is to match the correct body region where each type of cartilage is primarily found.
Step 3: Recall that costal cartilage is located in the thoracic region, as it connects the ribs to the sternum, forming part of the rib cage.
Step 4: Recall that articular cartilage is found on joint surfaces throughout the body, such as in the knees, hips, and shoulders, where it facilitates smooth movement between bones.
Step 5: Match the descriptions to the correct answer. Based on the anatomical locations, the correct match is: Arrow A: Thoracic region; Arrow B: Joint surfaces.