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12 Questions

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Submandibular Region Anatomy

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Questions and Answers

Which structure is NOT found in the submandibular region?

Sublingual salivary gland

Parotid gland (correct)

Submandibular salivary gland

Carotid sheath

What is the function of the digastric muscle?

To depress the mandible

To elevate the hyoid bone

To retract the tongue

Both a and b (correct)

Which nerve supplies the anterior belly of the digastric muscle?

Mandibular division of the trigeminal nerve (correct)

Glossopharyngeal nerve

Hypoglossal nerve

Facial nerve

Which of the following structures is NOT found in the submandibular region?

Parotid gland Signup and view all the answers

What is the function of the genioglossal muscle?

To protrude the tongue Signup and view all the answers

Which of the following nerves passes through the submandibular region?

Glossopharyngeal nerve Signup and view all the answers

What is the action of the stylohyoid muscle?

Elevates the hyoid bone Signup and view all the answers

Which nerve supplies the mylohyoid muscle?

Inferior alveolar nerve Signup and view all the answers

What is the origin of the hyoglossus muscle?

Body and greater cornu of the hyoid bone Signup and view all the answers

Where are the posterior fibers of the mylohyoid muscle inserted?

Body of the hyoid bone Signup and view all the answers

What is true about the geniohyoid muscle?

Lies above the mylohyoid Signup and view all the answers

Which muscle assists in both elevating the hyoid bone and drawing it forward?

Geniohyoid muscle Signup and view all the answers