science

Thyrohyoid membrane

Thyrohyoid membrane 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 Thyrohyoid membrane rather than just read about it. In short: The thyrohyoid membrane (or hyothyroid membrane) is a broad, fibro-elastic sheet of the larynx. It connects the upper border of the thyroid cartilage to the hyoid bone.

Key takeaways

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

Reference excerpt

The thyrohyoid membrane (or hyothyroid membrane) is a broad, fibro-elastic sheet of the larynx. It connects the upper border of the thyroid cartilage to the hyoid bone.

Structure The thyrohyoid membrane is attached below to the upper border of the thyroid cartilage and to the front of its superior cornu, and above to the upper margin of the posterior surface of the body and greater cornu of the hyoid bone. It passes behind the posterior surface of the body of the hyoid. It is separated from the hyoid bone by a mucous bursa, which allows for the upward movement of the larynx during swallowing. Its middle thicker part is termed the median thyrohyoid ligament. Its lateral thinner portions are pierced by the superior laryngeal vessels and the internal branch of the superior laryngeal nerve. Its anterior surface is in relation with the thyrohyoid muscle, sternohyoid muscle, and omohyoid muscles, and with the body of the hyoid bone. It is pierced by the superior laryngeal nerve. It is also pierced the superior thyroid artery, where there is a thickening of the membrane.

Clinical significance

Superior laryngeal artery The thyrohyoid membrane needs to be manipulated to access the superior thyroid artery.

History The thyrohyoid membrane refers to the two structures it connects: the thyroid cartilage and the hyoid bone. It may also be known as the hyothyroid membrane, where the two structures are reversed.

Additional images

References This article incorporates text in the public domain from page 1076 of the 20th edition of Gray's Anatomy (1918)

External links "Anatomy diagram: 25420.000-1". Roche Lexicon - illustrated navigator. Elsevier. Archived from the original on 2015-02-26. lesson11 at The Anatomy Lesson by Wesley Norman (Georgetown University) (larynxmembranes) Atlas image: rsa3p11 at the University of Michigan Health System - "Larynx, anterior view" Atlas image: rsa3p12 at the University of Michigan Health System - "Larynx, lateral view"

Illustrations

Worked examples

Example 1 — a first encounter with Thyrohyoid membrane

Start with the simplest possible case. Write down what Thyrohyoid membrane 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 Thyrohyoid membrane 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 Thyrohyoid membrane 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 Thyrohyoid membrane

In research: Thyrohyoid membrane 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 Thyrohyoid membrane 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: Thyrohyoid membrane is common in secondary-school and first-year university syllabi. It links to neighbouring topics Human head and neck, so understanding it makes those chapters shorter.
In everyday life: Look for Thyrohyoid membrane 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 Thyrohyoid membrane in 20 minutes

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

Frequently asked questions

What is Thyrohyoid membrane in simple terms?

The thyrohyoid membrane (or hyothyroid membrane) is a broad, fibro-elastic sheet of the larynx. It connects the upper border of the thyroid cartilage to the hyoid bone.

Why does Thyrohyoid membrane 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 Thyrohyoid membrane?

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 Thyrohyoid membrane.