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Infraglenoid tubercle

Infraglenoid tubercle is a science topic covered in the lgStudy science library. This page brings together a partial reference excerpt, illustrations, worked examples, real-world applications and a short study plan, so you can understand Infraglenoid tubercle rather than just read about it. In short: The infraglenoid tubercle is the part of the scapula from which the long head of the triceps brachii muscle originates. The infraglenoid tubercle is a tubercle located on the lateral part of the scapula, inferior to (below) the glenoid cavity.

Infraglenoid tubercle — main illustration
Infraglenoid tubercle — illustration

Key takeaways

  • Infraglenoid tubercle belongs to science; place it in that map before memorising details.
  • Learn the definition first, then one example that makes the definition concrete.
  • Connect Infraglenoid tubercle to a quantity you can measure, compute or draw — that is where exam questions come from.
  • Reproduce the core statement of Infraglenoid tubercle from memory before moving on to harder problems.

Reference excerpt

The infraglenoid tubercle is the part of the scapula from which the long head of the triceps brachii muscle originates. The infraglenoid tubercle is a tubercle located on the lateral part of the scapula, inferior to (below) the glenoid cavity. The name infraglenoid tubercle refers to its location below the glenoid cavity.

Function The infraglenoid tubercle is the origin of the long head of the triceps brachii muscle. It helps to stabilise the muscle origin.

Additional images

See also Supraglenoid tubercle

References This article incorporates text in the public domain from page 205 of the 20th edition of Gray's Anatomy (1918)

External links

Anatomy photo:05:os-0215 at the SUNY Downstate Medical Center - "Axillary Region: Scapula (Left)" radiographsul at The Anatomy Lesson by Wesley Norman (Georgetown University) (xrayleftshoulder)

Illustrations

Infraglenoid tubercle illustration
Infraglenoid tubercle illustration
Infraglenoid tubercle illustration
Infraglenoid tubercle illustration
Infraglenoid tubercle illustration

Worked examples

Example 1 — a first encounter with Infraglenoid tubercle

Start with the simplest possible case. Write down what Infraglenoid tubercle claims or describes in one sentence, then invent the smallest concrete situation in which that sentence is true. In science, the smallest case is usually a single object, a single equation or a single measurement. Check that every symbol or term in your sentence has a meaning in that case.

Example 2 — changing one variable

Take the situation from Example 1 and change exactly one quantity: double it, halve it, or set it to zero. Predict what should happen to Infraglenoid tubercle before you calculate. Comparing your prediction with the result is the fastest way to find out whether you understand the idea or only the words.

Example 3 — an exam-style question

Typical questions about Infraglenoid tubercle ask you to (a) state it precisely, (b) apply it to given data, and (c) explain a limitation. Practise writing all three answers in under five minutes; the third part is what separates a full-mark answer from an average one.

Applications of Infraglenoid tubercle

In research
Infraglenoid tubercle appears in science research whenever the underlying quantities have to be modelled precisely. Papers usually cite it as a starting assumption and then explore where it breaks down.
In technology and industry
Engineering practice reuses Infraglenoid tubercle in design rules, simulations and safety margins. Knowing the idea lets you read a specification sheet and understand why the numbers look the way they do.
In the classroom
Infraglenoid tubercle is common in secondary-school and first-year university syllabi. It links to neighbouring topics Musculoskeletal system stubs, Scapula, so understanding it makes those chapters shorter.
In everyday life
Look for Infraglenoid tubercle outside the textbook — in sport, cooking, traffic, electronics or the sky above you. An example you found yourself is remembered far longer than one you were given.

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How to study Infraglenoid tubercle in 20 minutes

  1. Read the reference excerpt below once, without taking notes.
  2. Close the page and write down what Infraglenoid tubercle means in your own words.
  3. Compare your version with the excerpt and mark what you missed.
  4. Work through the three examples above with pen and paper.
  5. Explain Infraglenoid tubercle out loud to somebody else — or to Teacher Smith in the lgStudy chat.

Frequently asked questions

What is Infraglenoid tubercle in simple terms?

The infraglenoid tubercle is the part of the scapula from which the long head of the triceps brachii muscle originates. The infraglenoid tubercle is a tubercle located on the lateral part of the scapula, inferior to (below) the glenoid cavity.

Why does Infraglenoid tubercle matter?

Because it connects several science ideas at once: it gives you a definition you can apply, a quantity you can calculate, and a way to check whether a result is plausible.

How should I study Infraglenoid tubercle?

Read the excerpt, restate it from memory, then work through the examples and applications listed on this page. The five-step study plan above takes about twenty minutes.

What does this page cover?

It gives you a compact reference excerpt plus original lgStudy explanations, examples, applications and study material on Infraglenoid tubercle.

Tags

  • Musculoskeletal system stubs
  • Scapula

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