10 Questions
Which part of the sternum is the widest and thickest?
Manubrium
What is the name of the easily palpated concave center of the superior border of the manubrium?
Jugular notch
Which part of the sternum is longer, narrower, and thinner than the manubrium?
Body
At what level is the body of the sternum located?
T5-T9 vertebrae
How many sternebrae are obvious in young people?
Four
Which part of the sternum is the smallest and most variable?
The xiphoid process
At what age do the sternebrae begin to fuse from the inferior end?
Between puberty and age 25
What is the xiphoid process made of in young people?
Cartilage
What landmark does the xiphoid process indicate in the median plane?
The inferior limit of the thoracic cavity
What is the site of the infrasternal angle formed by?
The costal margins
Test your knowledge on the sternum and its three parts - manubrium, body, and xiphoid process - with this informative quiz. Learn about the anatomy and function of this important bone in the thoracic cage.
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