Match the bone or bony structure with the structure with which it articulates.

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er 08 Chapter Test r 8 Chapter Test Question 29 Part A Match the bone or bony structure with the structure with which it arti

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Answer

1. The head of radius –
capitulum

The head of the radius is at the top
of the radius bone and below the elbow. The head of radius is
cylindrical, with a concave articulating surface like a shallow cup
that articulates with the capitellum of the humerus.

2. Glenoid cavity – the head of
humerus

Glenoid cavity or glenoid fossa is a
shallow cavity on a bone into which another bone fits to form a
joint. The border of the scapula, glenoid cavity articulates with
the head of the humerus to form a shoulder joint.

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3. Manubrium – sternal end of
clavicle

Manubrium is the superior portion of
the sternum and forms a sternal angle. The sternum consists of
manubrium, body, and xiphoid process.

4. Radial notch of ulna – the head
of radius

The radial notch is a narrow oblong
depression of ulna that articulates with the head of the radius to
form a joint called pivotal joint.

5. Ulnar notch of radius – the head
of ulna

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The ulnar notch or sigmoid cavity
articulated with the head of ulna.

6. Olecranon fossa of humerus –
Olecranon process of ulna

The olecranon fossa, the posterior
surface of the condyle is the triangular depression on the
posterior surface of the distal humerus.


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