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Anatomy of the Sphenoid Bone Quiz

#1

Which bone does the sphenoid bone articulate with?

Ethmoid bone
Explanation

Articulates with the ethmoid bone.

#2

What is the shape of the sphenoid bone?

Triangular
Explanation

Triangular in shape.

#3

What is the function of the sphenoid bone in the skull?

To protect the brain
Explanation

Protects the brain.

#4

Which cranial fossa houses the sphenoid bone?

Middle cranial fossa
Explanation

Housed in the middle cranial fossa.

#5

What important structure passes through the sphenoid bone?

Optic canal
Explanation

Optic canal passes through it.

#6

Which structure of the sphenoid bone forms part of the nasal septum?

Lesser wing
Explanation

Forms part of the nasal septum.

#7

What is the name of the depression in the body of the sphenoid bone?

Sella turcica
Explanation

Depression is called Sella turcica.

#8

Which part of the sphenoid bone contains the foramen ovale?

Greater wing
Explanation

Greater wing contains it.

#9

Which of the following bones does NOT articulate with the sphenoid bone?

Vomer
Explanation

Vomer does not articulate with it.

#10

Which nerve passes through the foramen rotundum of the sphenoid bone?

Maxillary nerve (CN V2)
Explanation

Maxillary nerve (CN V2) passes through.

#11

Which artery enters the skull through the foramen spinosum of the sphenoid bone?

Middle meningeal artery
Explanation

Middle meningeal artery enters.

#12

Which muscle attaches to the lateral pterygoid plate of the sphenoid bone?

Lateral pterygoid
Explanation

Lateral pterygoid muscle attaches.

#13

Which structure of the sphenoid bone articulates with the zygomatic bone?

Greater wing
Explanation

Greater wing articulates.

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