Die wichtigsten Muskeln von Kopf und Hals

This tutorial explores the main muscles of the head and neck, including masticatory, mimic, supra and infra hyoid, and lateral neck muscles. It details their origins, functions, and clinical relevance, such as Bell's palsy. The video concludes with a summary of the discussed muscles.

Which muscle is primarily responsible for the elevation and retraction of the lower jaw?

• Lateral pterygoid

• Medial pterygoid

• Temporalis

• Masseter

What is the main function of the masseter muscle?

• Opening the jaw

• Protruding the jaw

• Retracting the jaw

• Elevating the lower jaw

Which muscle is known for its role in frowning?

• Zygomaticus major

• Corrugator supercilii

• Orbicularis oculi

• Buccinator

The orbicularis oculi muscle is involved in which of the following functions?

• Smiling

• Lid closure

• Chewing

• Nostril dilation

Which muscle is primarily responsible for pulling down the corners of the mouth?

• Zygomaticus minor

• Risorius

• Depressor anguli oris

• Mentalis

Which muscle is responsible for elevating the hyoid bone and depressing the mandible?

• Mylohyoid

• Geniohyoid

• Digastricus

• Omohyoid

What is the primary function of the omohyoid muscle?

• Elevating the hyoid bone

• Depressing the hyoid bone

• Rotating the head

• Flexing the neck

Which muscle is known as the 'turner of the head'?

• Scalenus anterior

• Sternocleidomastoid

• Platysma

• Scalenus medius

What is the role of the scalenus muscles in respiration?

• Flexing the neck

• Rotating the head

• Elevating the ribs

• Depressing the ribs

Bell's palsy is associated with a lesion in which nerve?

• Trigeminal nerve

• Accessory nerve

• Hypoglossal nerve

• Facial nerve