CNS Flashcards
Whats the Azygos System
it creates a connection between SVC & IVC since they are not contineus. transports deoxygenated blod from the posterior walls of the thorax and abdomen into the SVC just before the right atrium
Peripheral Nervous System
Somatic, Autonomic, Sensory
Somatic Nervous System
Cranial & Spinal
Spinal Nerves
30 pairs from spine (c1-8,T1-12,L1-5,s1-5)
Autonomic Nervous System
Sympathetic (fight of flight) vs Parasympathetic (rest and digest) (Heart, smooth muscles glands)
c1
Atlas (anter arch, super artic surface, anterior tubercle
c2
Axis (Odontoid process, Sup artic surface)
Skull bones / Cranium
Occipital, Parietals2, Frontal, Temporals2,Sphenoidal,Ethmoidal
Skull bones / Face
Maxilla, Palatine, Mandible, Zygomatic, Lacrimal, Nasal
Paranasal Sinuses
Frontal sinus, Sphenoid Sinus, Ethmoidal, Maxilarry
another name for the ear
Vestibulocochlear Organ
The organ of hearing
Cochlea
whats the Pituitary Gland & where is it placed
hypophysis, is an endocrine gland about the size of a pea that sits in the sella turcica which is situated in the sphenoid bone in the middle cranial fossa at the base of the brain