Nervous Sistem Flashcards
What does ENT stand for?
Ear, Nose, and Throat
True or False: The autonomic nervous system is part of the ENT nervous system.
True
Which cranial nerve is primarily responsible for hearing?
Cochlear nerve (part of the vestibulocochlear nerve, CN VIII)
Fill in the blank: The __________ nerve is responsible for the sense of smell.
Olfactory
What is the function of the glossopharyngeal nerve (CN IX) in the ENT nervous system?
It is involved in taste sensation and swallowing.
What is the primary role of the vagus nerve (CN X) in the ENT region?
It innervates muscles of the pharynx and larynx and provides sensory information.
Multiple Choice: Which of the following nerves is NOT involved in the ENT nervous system? A) Trigeminal B) Olfactory C) Optic D) Vagus
C) Optic
What type of sensory information does the facial nerve (CN VII) convey related to the ENT?
Taste from the anterior two-thirds of the tongue.
True or False: The phrenic nerve is a part of the ENT nervous system.
False
What is the role of the vestibular nerve in the ENT system?
It is responsible for balance and spatial orientation.
Fill in the blank: The __________ nerve innervates the muscles of facial expression.
Facial
Which part of the brain is primarily involved in processing auditory information?
Auditory cortex
What is the significance of the tympanic plexus?
It provides sensory innervation to the middle ear.
Multiple Choice: Which nerve is responsible for the gag reflex? A) Hypoglossal B) Vagus C) Facial D) Trigeminal
B) Vagus
What type of cells are responsible for the olfactory sense?
Olfactory receptor neurons
True or False: The ENT nervous system includes both sensory and motor components.
True
What is the primary function of the Eustachian tube?
To equalize pressure in the middle ear.
Fill in the blank: The __________ nerve carries taste sensations from the posterior third of the tongue.
Glossopharyngeal
Which cranial nerve is primarily responsible for the sensation of touch to the face?
Trigeminal nerve (CN V)
What is the primary function of the laryngeal nerves?
To control the muscles of the larynx for voice production.
Multiple Choice: Which cranial nerve is associated with the sense of balance? A) Olfactory B) Vestibulocochlear C) Facial D) Trigeminal
B) Vestibulocochlear
What is the main role of the nasal cavity in the ENT system?
To filter, warm, and humidify inhaled air.
True or False: The ENT nervous system does not play a role in the immune response.
False
What type of information do sensory fibers of the trigeminal nerve convey?
Touch, pain, and temperature sensations from the face.
