26 Questions
What type of fibers synapses in the pterygopalatine ganglion?
Parasympathetic
Which nerve supplies the parasympathetic fibers to the pterygopalatine ganglion?
Greater petrosal nerve
The nerve of the pterygoid canal is formed in which cranial fossa?
Middle cranial fossa
Which of the following glands is NOT innervated by the greater petrosal nerve?
Parotid gland
Which vein is a tributary of the pterygoid plexus of veins?
Inferior ophthalmic vein
What forms the medial wall of the pterygopalatine fossa?
Vertical plate of the palatine bone
Which of the following structures transmits the maxillary nerve to the pterygopalatine fossa?
Foramen rotundum
Where does the pterygopalatine fossa communicate with the middle cranial fossa?
Via fissures and foramina in its walls
Which of the following nerves is transmitted via the inferior orbital fissure?
Infraorbital nerve
What is transmitted through the pterygoid canal?
Nerve of the pterygoid canal and artery to the nasopharynx
Which structure transmits the maxillary artery to the pterygopalatine fossa?
Pterygomaxillary fissure
Which structure forms the medial wall of the pterygopalatine fossa?
Palatine bone
What is transmitted through the sphenopalatine foramen?
Nasal nerves and sphenopalatine vessels
Which canal transmits the nerve and artery of the pterygoid canal to the nasopharynx?
Pterygoid canal
Which nerve passes through the foramen rotundum to enter the pterygopalatine fossa?
Maxillary nerve
Through which structure does the pterygopalatine fossa communicate with the orbit?
Inferior orbital fissure
Which structure transmits the pharyngeal nerve and artery?
Pharyngeal canal
Which artery passes through the pterygoid canal to the nasopharynx?
Artery of the pterygoid canal
What is the largest parasympathetic ganglion in the head?
Pterygopalatine ganglion
What type of nerve fibers do not synapse in the pterygopalatine ganglion?
Both sensory and sympathetic fibers
Which nerve forms part of the nerve of the pterygoid canal and carries postganglionic sympathetic fibers?
Deep petrosal nerve
Which gland is innervated by the greater petrosal nerve?
Lacrimal gland
Which anatomical structure is also known as the hay fever ganglion?
Pterygopalatine ganglion
From which nerve does the sensory root of the pterygopalatine ganglion originate?
Maxillary nerve
Which cranial fossa is the nerve of the pterygoid canal formed in?
Middle cranial fossa
What are some of the results of stimulation of the pterygopalatine ganglion?
Stuffy nose and watery eyes
A comprehensive guide to the pterygopalatine fossa, its location, and surrounding structures. Learn about the lateral skull and the pterygomaxillary fissure.
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