General Anatomy · Skeletal System · Hard
Opisthion
Meaning: Midpoint of the posterior margin of the foramen magnum.
In practice: Used as a craniovertebral landmark when evaluating a lateral cervical radiograph.
Quick check
Two questions on related general anatomy words.
Which word means: A tough band of tissue connecting muscle to bone.
Answer: Tendon
Which word means: Leaf-shaped flap of cartilage that covers the laryngeal inlet during swallowing.
Answer: Epiglottis
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