Scalp Anatomy: Arterial and Venous Supply

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Which nerve is responsible for innervating the post-auricular muscles?

Great auricular nerve

Lesser occipital nerve

Temporal branch of facial nerve (correct)

Supraorbital nerve

Which artery supplies the forehead and anterior half of the scalp?

Supratrochlear artery (correct)

Posterior auricular artery

Occipital artery

Superficial temporal artery

Which lymph nodes drain the posterior part of the scalp?

Deep cervical lymph nodes

Pre-auricular lymph nodes

Occipital lymph nodes (correct)

Retro-auricular lymph nodes

Why are cut wounds of the scalp known to bleed profusely?

The loose areolar tissue in the scalp is very vascular. Signup and view all the answers

What is the main function of the epicranial aponeurosis in the scalp?

It serves as an insertion point for the occipito-frontalis muscle. Signup and view all the answers

Which statement best describes the pericranium layer of the scalp?

Subperiosteal hematoma can form between pericranium and skull bones, conforming to bone shapes. Signup and view all the answers

Which muscle is described as the sphincter of the digestive tract?

Orbicularis Oris Signup and view all the answers

What is the innervation of the Orbicularis Oculi muscle?

Facial nerve Signup and view all the answers

Which nerve supplies the sensory nerves to the scalp in the area of the Greater Occipital Nerve?

Lesser Occipital Nerve Signup and view all the answers

From which structure does the Frontalis muscle arise?

Epicranial Aponeurosis Signup and view all the answers

Scalp Anatomy: Arterial and Venous Supply

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Questions and Answers

Which nerve is responsible for innervating the post-auricular muscles?

Which artery supplies the forehead and anterior half of the scalp?

Which lymph nodes drain the posterior part of the scalp?

Why are cut wounds of the scalp known to bleed profusely?

What is the main function of the epicranial aponeurosis in the scalp?

Which statement best describes the pericranium layer of the scalp?

Which muscle is described as the sphincter of the digestive tract?

What is the innervation of the Orbicularis Oculi muscle?

Which nerve supplies the sensory nerves to the scalp in the area of the Greater Occipital Nerve?

From which structure does the Frontalis muscle arise?

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