Why Do We Call It the ‘Funny Bone’?

In common vernacular, the ulnar nerve behind the epicondyle of the humerus is often referred to as the 'funny bone.' However, the reason behind this intriguing name may surprise you. Let's explore the origin and meanings behind this humorous term.

Origin of the Term “Humerus”

The term "humerus" comes from the Latin word meaning "shoulder," which makes sense given that it is the bone extending from the shoulder to the elbow. This bone is a crucial component of the upper arm, connecting the shoulder joint to the elbow joint.

Etymology of the Term “Funny Bone”

The term "funny bone" is a playful misnomer that has been reinforced over time. It stems from the coincidence that the word "humerus" sounds similar to the word "humorous" in English. This similarity has turned into a pun and a widely understood term, especially in the context of the physical sensation experienced when the ulnar nerve is compressed at the elbow.

The Physical Feeling

When the ulnar nerve, located behind the humerus, is hit, it can trigger a tingling, pins-and-needles sensation. This feeling can often lead to the person involuntarily laughing, which reinforces the term "funny bone." However, while the sensation can be unsettling and not always enjoyable, the term "funny bone" is often seen more as a linguistic play than a literal description.

Psychological Aspects

The reason we tend to laugh when we hit our "funny bone" has more to do with how the word is used and less with the actual sensation itself. We have become accustomed to laughing because the term "funny bone" has been so widely used and recognized. This association has become a cultural phenomenon where the term has taken on a life of its own, regardless of the actual nature of the physical sensation.

Conclusion

In summary, the term "funny bone" is a linguistic and cultural play on words that has been reinforced over time. While the sensation caused by hitting the ulnar nerve behind the humerus can be painful and unsettling, its popular name comes from the amusing coincidence between the words "humerus" and "humorous." This term reflects how language and culture interact to create unique and sometimes unexpected meanings.

Keywords: humerus, funny bone, ulnar nerve

Additional Information:

The humerus is a vital part of the upper arm, connecting the shoulder to the elbow. The ulnar nerve, when compressed at the elbow, triggers a tingling sensation often described as a "funny bone" sensation. The term "funny bone" is a play on the Latin word "humerus" and the English word "humorous."