science

Stylohyoid muscle

Stylohyoid muscle 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 Stylohyoid muscle rather than just read about it. In short: The stylohyoid muscle is one of the suprahyoid muscles. Its originates from the styloid process of the temporal bone; it inserts onto hyoid bone.

Key takeaways

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

Reference excerpt

The stylohyoid muscle is one of the suprahyoid muscles. Its originates from the styloid process of the temporal bone; it inserts onto hyoid bone. It is innervated by a branch of the facial nerve. It acts to draw the hyoid bone upwards and backwards.

Structure The stylohyoid is a slender muscle. It is directed inferoanteriorly from its origin towards its insertion. It is perforated near its insertion by the intermediate tendon of the digastric muscle.

Origin The muscle arises from the posterior surface of the temporal styloid process; it arises near the base of the process. It arises by a small tendon of origin.

Insertion The muscle inserts onto the body of hyoid bone at the junction of the body and greater cornu. It passes anterior to the intermediate tendon of the digastric muscle and is inserted immediately superior to that of the superior belly of omohyoid muscle.

Vasculature The stylohyoid muscle receives arterial supply branches of the facial artery, posterior auricular artery, and occipital artery.

Innervation The stylohyoid muscle receives motor innervation from the stylohyoid branch of facial nerve (CN VII).

Relations The muscle is situated anterosuperior to the posterior belly of the digastric muscle.

Variation It may be absent or doubled. It may be situated medial to the carotid artery. It may insert suprahyoid muscles of infrahyoid muscles.

Actions/movements The stylohyoid muscle elevates and retracts the hyoid bone (i.e. draws it superiorly and posteriorly).

Function

The stylohyoid muscle elongates the floor of the mouth. It lifts the hyoid bone upward and backward, allowing for the opening of the mouth. This helps in speech and swallowing.

Additional images

Illustrations

Worked examples

Example 1 — a first encounter with Stylohyoid muscle

Start with the simplest possible case. Write down what Stylohyoid muscle 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 Stylohyoid muscle 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 Stylohyoid muscle 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 Stylohyoid muscle

In research: Stylohyoid muscle 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 Stylohyoid muscle 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: Stylohyoid muscle is common in secondary-school and first-year university syllabi. It links to neighbouring topics Facial muscles, Muscles of the head and neck, Otorhinolaryngology, so understanding it makes those chapters shorter.
In everyday life: Look for Stylohyoid muscle 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 Stylohyoid muscle in 20 minutes

Read the reference excerpt below once, without taking notes.
Close the page and write down what Stylohyoid muscle 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 Stylohyoid muscle out loud to somebody else — or to Teacher Smith in the lgStudy chat.

Frequently asked questions

What is Stylohyoid muscle in simple terms?

The stylohyoid muscle is one of the suprahyoid muscles. Its originates from the styloid process of the temporal bone; it inserts onto hyoid bone.

Why does Stylohyoid muscle 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 Stylohyoid muscle?

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 Stylohyoid muscle.