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Head and Neck Anatomy Quiz

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Questions and Answers

Which of the following muscles is responsible for closing the eyelids?

Occipitofrontalis

Buccinator

Orbicularis oculi (correct)

Orbicularis oris

What is the main function of the buccinator muscle?

Closing the eyelids

Facial expressions

Moving the eyebrows

Compressing the cheek against the teeth (correct)

Why can blood or pus collected in the loose areolar CT layer pass anteriorly but not posteriorly?

Because of the attachment of the occipital bellies to the highest nuchal line

Because of the attachment of the frontal bellies to the bone

Because of the lack of attachment of the frontal bellies to the bone (correct)

Because of the rich blood supply of the skin

What is the main characteristic of the deep fascia in the face?

It is absent in most of the face (D) Signup and view all the answers

What is the function of the orbicularis oris muscle?

Closing the lips (B) Signup and view all the answers

Which nerve supplies the muscles of the face?

Facial nerve (B) Signup and view all the answers

What type of tissue is adherent to the walls of arteries, preventing them from contraction or retraction when cut?

Dense connective tissue (D) Signup and view all the answers

Which part of the scalp is mobile and susceptible to de-scalping?

Loose areolar connective tissue (C) Signup and view all the answers

What is the function of the frontal bellies of the occipito-frontalis muscle?

Raising the eyebrows (C) Signup and view all the answers

What type of veins connect veins outside the skull with dural venous sinuses inside the skull?

Emissary veins (A) Signup and view all the answers

What is the site of collection of fluid, pus, and blood in the scalp?

Loose areolar connective tissue (B) Signup and view all the answers

Which nerve supplies the occipito-frontalis muscle?

Facial nerve (C) Signup and view all the answers

Which foramen does the facial nerve exit the skull through?

Stylomastoid foramen (B) Signup and view all the answers

Which of the following nerves is responsible for the Lesser occipital nerve?

Cervical nerve 3 (C) Signup and view all the answers

Which of the following is NOT a branch of the External Carotid artery?

Internal Carotid artery (C) Signup and view all the answers

Which vein is connected to the cavernous sinus via two routes?

Facial vein (B) Signup and view all the answers

Which of the following is a branch of the Facial nerve?

Zygomaticotemporal nerve (B) Signup and view all the answers

Which of the following arteries enters the face by winding around the lower border of the mandible?

Facial artery (C) Signup and view all the answers