Anatomy Quiz on Carotid and Parotid Glands

Which of the following muscles forms the anterior boundary of the carotid triangle?

• Sternocleidomastoid

• Omohyoid

• Posterior belly of digastric

• Anterior belly of digastric

The floor of the carotid triangle is formed by all except:

• Thyrohyoid

• Middle constrictor

• Inferior constrictor

• Digastric

Common carotid artery bifurcates at the level of:

• C2 vertebra

• C4 vertebra

• C6 vertebra

• T1 vertebra

Which nerve lies within the carotid triangle and is at risk during surgery?

• Accessory nerve

• Hypoglossal nerve

• Phrenic nerve

• Long thoracic nerve

The submandibular gland is mostly located in which triangle?

• Carotid

• Muscular

• Digastric

• Submental

Which structure forms the posterior boundary of the digastric triangle?

• Anterior belly of digastric

• Posterior belly of digastric

• Omohyoid

• Sternocleidomastoid

Contents of the digastric triangle include all except:

• Facial artery

• Submandibular gland

• Common carotid artery

• Submandibular lymph nodes

The suboccipital triangle is bounded laterally by:

• Obliquus capitis superior

• Rectus capitis posterior major

• Obliquus capitis inferior

• Semispinalis capitis

Which of the following structures lies within the suboccipital triangle?

• Vertebral artery

• Greater occipital nerve

• Lesser occipital nerve

• External carotid artery

Which nerve emerges below the suboccipital triangle and supplies the scalp?

• Suboccipital nerve

• Greater occipital nerve

• Lesser occipital nerve

• Third occipital nerve