Chapter 6: • • the Largest cranial nerve is the 5th cranial Anatomy and Physiology nerve, which is also known as the The Nervous System: Head, Face, & ­­­­­­­­­­­­­­­­­­­­­Trifacial Nerve. Neck • • the trifacial nerve is the chief sensory nerve of the Face and serves to control chewing . http://medical-dictionary.thefreedictionary.com/trigeminal+nerve http://www.med.yale.edu/caim/cnerves/cn7/cn7_1.html 5th Cranial Nerves affected by Three Branches of the Trifacial Massage 1 nerve (5 th Cranial Nerve) •1Auriculotemporal Nerve- affects the external • 1. Ophthalmic 2. Mandibular 3. Maxillary ear and skin above the temple to the top of the skull http://chestofbooks. com/health/anatomy /Human-Body- Construction/The- http://human.freescience.org/htmx/lin Upper-Jaw-Part- gual_nerve.php 2.html 5th Cranial Nerves affected by 5th Cranial Nerves affected by Massage 2 Massage 3 • 2. Infraorbital Nerve – affects skin of lower eyelid, • 3. Infraochlear Nerve- affects the membrane side of nose, upper lip, and mouth . and skin of the nose • 4. Mental Nerve – affects skin of lower lip and chin . http://clarivisc.com/anesth.htm http://www.dentallearning .org/course/PESGCE/fde00 10/c12/p03.htm http://emedicine.medscape.com/ article/82679-overview 5th Cranial Nerves affected by 5th Cranial Nerves affected by Massage 4 Massage 5 • 5. Nasal Nerve- affects point and lower side of nose • 6. Supraorbital Nerve – affects skin of forehead, scalp, and eyebrow, and upper eyelid http://chestofbooks.com/health/anatomy/Human- http://omeweb2.ucdavis.edu/QuarterCD/Fall05Q1/Anatomy/Lectures Body-Construction/The-Frontal-Region.html /Lec27-OralNasal.htm 5th Cranial Nerves affected by 5th Cranial Nerves affected by Massage 6 Massage 7 • 7. Supratrochlear Nerve – affects skin between the eyes and upper side of the nose . • 8. Zygomatic Nerve – affects the muscle of the upper part of the cheek . http://human.freescience.org/htmx/lingual_ http://www.fpnotebook.com/surger nerve.php y/pharm/FrhdRgnlBlck.htm 7th Cranial Nerves affected by 7th Cranial Nerve Branches 2 Massage 1 • The seventh (7 th ) cranial nerve is the chief • 1. Posterior Auricular Nerve – affects muscles motor nerve of the face behind the ear at the base of the skull • A motor nerve is an (efferent nerve) carrying impulses from the brain to the muscles -> produces movement • The 7 th cranial nerve starts near the lower ear and extends to the muscles of the neck . • It controls all muscles of facial expression http://home.comcast.net/~wnor/lesson4.htm 7th Cranial Nerve Branches 3 7th Cranial Nerve Branches 4 • • 2. Temporal Nerve – affects the muscles of the 6. Cervical Nerve – affects the muscles of the temple , side of the forehead, eyebrow, eyelid, side of the neck . and upper cheek . • The Cervical Nerves originate at the spinal • 3. Zygomatic Nerve – affects muscles of the cord and then branch to the muscles and upper part of the cheek scalp at the back of the head & neck • 4. Buccal Nerve- – affects muscles of the mouth • 5. Mandibular Nerve – Affects muscles of the chin http://www.fotosearc and lower lip h.com/LIF155/mm103 http://www.edoctoronline.com/medical- 003/ atlas.asp?c=4&m=3&p=357&cid=1043&s= Cervical Nerves 1 Cervical Nerves 2 • 1. Greater Occipital Nerve – located in the • 3. Greater Auricular Nerve – located in the back of the head and affects scalp to top of side of the neck and affects the face, ears, the head neck, and parotid gland • 2. Lesser Occipital Nerve – located at the base of the skull and affects scalp and muscles behind the ear http://www.riversideonlin http://www.mdconsult.com/das/article/body/230025775- e.com/health_reference/C 63/jorg=clinics&source=&sp=15706315&sid=0/N/482206/If050 ancer/HQ01184.cfm 00334001a.fig?issn=1522-5720 http://www.ajnr.org/cgi/content/ full/21/3/568/F1 Cervical Nerves 3 Nerves of the Arm & Hand 1 • 4. Cervical Cutaneous Nerve – located at the • 1. Digital Nerve – branches to supply the side of the neck and affects the front and fingers of the hands . sides of the neck as far down as the • 2. Radial Nerve – branches to supply the breastbone . thumb , side of arm, & back of the hands • 3. Median Nerve- smaller nerve of ulnar and radial nerve to supply the arm and hand http://www.dartmouth.edu/~hu mananatomy/figures/chapter_47 http://www.orthogate.org/p /47-6.HTM http://www.memorialhermann.org/adam atient- /surgery%20and%20procedures/13/1000 education/wrist/wrist- 97.aspx anatomy.html Nerves of the Arm & Hand 2 • 4. Ulnar Nerve- branches to supply the little finger side of the arm and palm of the hand http://www.techcoast rehab.com/index.php? page=library&section= a12.