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What cranial nerve is the only one to leave the head and neck area?
The vagus nerve (CN X) is the only cranial nerve that extends beyond the head and neck area. It travels throughout the body, reaching organs such as the heart, lungs, and gastrointestinal tract.
What is the area of the skin innervated by a single spinal or cranial nerve called?
Dermatome
What is the area of skin innervated by the single spinal or cranial nerve called?
Dermatome
Which cranial nerve is responsible for the sense of hearing?
olfactory
What carries sensory information from the eye to the brain?
optic....................
What cranial nerve allow you to tract with eye?
Optic nerve is the nerve which carries signal from Retina to brain.This is second cranial nerve.(First being Olfactory coming from nose.)It enters the brain through For-amen called Optic For-amen.Actually this nerve is extension of the brain tissue inside the eye.You have two parts of visual fields in retina. Temporal or outer and Nasal or medial. After optic nerve enters the brain,temporal fibers go on to the same side of Visual area situated at Occipital lobe.The fibers coming from Nasal side cross to apposite side of brain. This crossing is done at optic chiasma.there are other three nerves supply to outer eye muscles. The third cranial nerve called as Oculomotor supply to 4 eye muscles.The muscles are superior rectos, inferior rectos,medial rectos and inferior oblique.Forth cranial nerve called as Trochlear nerve supply to superior oblique muscle.Sixth cranial Abducent nerve supply to lateral rectos muscle.
Where is cranialnerve 8?
The 8th Cranial nerve is the trigeminal nerve it has three divisions, the opthalmic supplying the area around the eye, the maxillary division supplying the upper jaw and the mandibular supplying the lower jaw.
What cranial nerve is associated with speech?
This question is too broad. There are many different cranial nerves that are responsible for the muscles involved in the ability to speak (tongue, jaw, mouth, etc.) The actual ability to speak originates from your cerebral cortex (Wernicke's area & Broca's areas).
What is the effect of bilateral cutting of the cranial nerve IX on blood pressure?
The immediate need for a flux capacitorial transplant to the affected area to ensure no loss of normal activity.
Where is the area where cranial bones join together?
Cranial bones join at sutures.
Do the paranasal sinuses have anything to do with smell?
Nope. Smell comes from a patch of olfactory epithelium that reside in the superior aspect of the nasal cavity. It is innervated by the first cranial nerve and that is the only area it extends to.
What occupies the cranial cavity all by itself?
The cranial cavity is the area inside the skull and it contains the brain
