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Questions and Answers
What is the thickest layer of the scalp?
What is the thickest layer of the scalp?
What is another name for the aponeurosis layer of the scalp?
What is another name for the aponeurosis layer of the scalp?
Which layer of the scalp allows substances such as bacteria and blood to pass freely?
Which layer of the scalp allows substances such as bacteria and blood to pass freely?
Which muscle is responsible for movement of the scalp?
Which muscle is responsible for movement of the scalp?
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Which layer of the scalp is often called 'scalp proper'?
Which layer of the scalp is often called 'scalp proper'?
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Which layer of the scalp is heavily vascularized and contains arteries, veins, and nerves?
Which layer of the scalp is heavily vascularized and contains arteries, veins, and nerves?
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What is the primary function of the occipitofrontalis (epicranius) muscle?
What is the primary function of the occipitofrontalis (epicranius) muscle?
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What is the structure that extends from the superciliary arches anteriorly to the external occipital protuberance and superior nuchal lines posteriorly?
What is the structure that extends from the superciliary arches anteriorly to the external occipital protuberance and superior nuchal lines posteriorly?
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Which layer of the scalp separates with scalp avulsion?
Which layer of the scalp separates with scalp avulsion?
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What is another name for the galea aponeurotica?
What is another name for the galea aponeurotica?
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Study Notes
Layers of the Scalp
- The thickest layer of the scalp is the connective tissue layer.
Aponeurosis Layer
- Another name for the aponeurosis layer of the scalp is the galea aponeurotica.
Loose Areolar Connective Tissue
- The loose areolar connective tissue layer of the scalp allows substances such as bacteria and blood to pass freely.
Scalp Movement
- The epicranius muscle (occipitofrontalis) is responsible for movement of the scalp.
Scalp Proper
- The subcutaneous tissue layer is often called the 'scalp proper'.
Vascular Layer
- The subaponeurotic layer of the scalp is heavily vascularized and contains arteries, veins, and nerves.
Occipitofrontalis Muscle
- The primary function of the occipitofrontalis (epicranius) muscle is to move the scalp.
Epicranial Aponeurosis
- The epicranial aponeurosis is a structure that extends from the superciliary arches anteriorly to the external occipital protuberance and superior nuchal lines posteriorly.
Scalp Avulsion
- The subgaleal or subaponeurotic layer of the scalp separates with scalp avulsion.
Galea Aponeurotica
- Another name for the galea aponeurotica is the epicranial aponeurosis.
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Description
Learn about the anatomy of the scalp from a board-certified dermatologist and venereologist, Dr. Alaa Hamid Faeel. Understand the layers of the scalp and the structures extending from various points on the head and neck.
