AN-D3

Which of the following statements are true with respect to foramina?

(Multiple Correct Answers)

Internal Auditory Meatus – Vagus Nerve
Foramen Rotundum – Maxillary Nerve
Jugular Foramen – Glossopharyngeal Nerve
Superior Orbital Fissure – Optic Nerve
Foramen Ovale – Mandibular Nerve

Which of the following sets of foramina are aligned in a straight vertical line when viewed in an anteroposterior (frontal) view of the face?

Supraorbital foramen, Infraorbital foramen, Mental foramen
Supraorbital foramen, Mandibular foramen, Mental foramen
Infraorbital foramen, Nasopalatine foramen, Incisive foramen
Supraorbital foramen, Infraorbital foramen, Mandibular foramen

A patient presents with chronic, severe epistaxis and deep-seated nasal bleeding. Which space is most likely involved?

Infratemporal Fossa
Pterygopalatine Fossa
Temporal Fossa
None of the above

Which of the following structures pass through the foramen indicated in green in the skull view?

Internal carotid artery
Greater petrosal nerve
Mandibular nerve (V3)
Middle meningeal artery

Which of the following statements about the skull’s fossae are incorrect?

(Multiple Correct Answers)

The infratemporal fossa contains all the muscles of mastication except the temporalis.
The anterior cranial fossa houses the frontal lobes of the brain and the pituitary gland.
The superior and posterior borders of the temporal fossa are the same.
The middle cranial fossa contains the temporal lobes of the brain.
The pterygopalatine fossa is formed by the sphenoid, palatine, and temporal bones.
The posterior cranial fossa houses the cerebellum and brainstem

A patient presents with decreased sensation of the tongue and lower teeth, along with weakness in the muscles of mastication. An MRI confirms a lesion affecting a cranial foramen. Which foramen is most likely involved?

Jugular foramen
Foramen rotundum
Foramen ovale
Hypoglossal canal

Which of the following muscles is not located within the fossa marked in the image?

Pterygoid plexus
Mandibular nerve
Maxillary artery
Temporalis

Which of the following statements are true with respect to foramina?

(Multiple Correct Answers)

Ethmoid – Cribriform plate
Lesser wing of Sphenoid – Foramen Rotundum
Greater wing of Sphenoid – Foramen Ovale
Temporal Bone – Internal acoustic meatus
Temporal Bone – Hypoglossal canal

Which of the following bones primarily form the temporal fossa?

Frontal, Parietal, Temporal, and Sphenoid bones
Parietal and Ethmoid bones
Frontal, Parietal, and Occipital bones
Sphenoid, Ethmoid, and Palatine bones

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