Card Set Information
anatomy final 201
dr wissman final notes
What is the autonomic nervous system?
all the automatic functions in a body (breathing)
Explain the symathetic nervous system and whats it intervated by.
SNS- fight or flight response, longest lasting, uses adrenilin.
Innervated by- sweat glands and blood vessels
Explain the Parasympathetic nervous system?
The "rest and digest" response (relaxation)
What are the neurotransmitters used by the sympathetic and parasympathetic nervous systems?
Ach. (most common, colonergic receptor)
Visceral is what?
Somatic is what?
general body ( muscles, bones, ect)
Explain Efferent and Afferent pathways.
efferent- motor neurons (out going signals)
afferent- sensory neurons (incoming signals)
Explain the Central nervous system and peripheral nervous system. (what they include)
CNS- Only brain and spinal cord
PNS- everything else including spinal and cranial nerves
Name 3 neurotransmitters.
ACH- most common
Norepinepherine/ Epinepherine- adrenalin
Cortisol- steroid hormone
What is the cholinergic and adrenergic receptors?
Cholinergic- Achetocholine (ach.)
Where is the adrenal gland located?
sits on top of kidney
What does the Medula do?
What does the cortex do?
makes steroid hormones
What are your gerneral senses (2), and what are your SPECIAL senses (5)?
General- touch, pain, ect.
Special- hearing, smell, taste, balance, sight.
What hormone is produced that tells you that your in pain?
Define refered pain.
sensation of pain on the bodys surface, coming from another area.
What are endorphins/ enkephalins?
pain relievers made by the body.
Explain taste buds and can they regenerate?
tiny neuroreceptors that CAN regenerate!
Name 5 primary taste sensations.
sweet, salty, sour, bitter, and umammi.
Who have a better sense of smell?
What is the approx. amount of odors we can smell?
Which cranial nerve is in charge of smell?
What is the Auricle?
What is the Tympanic membrane?
What is the auditory canal?
What is the Cochlea?
fluid filled part of the inner ear, looks like a sea shell.
What is the outter, middle and inner ear chambers?
What is Malleous, incus, and stapes?
What is the oval window?
slopes into vestibular apparatus
What are sensory hairs?
equilibrium and hearing
unit of sound, volume
What is an ear infection and where is it located?
inflamation of the ear canal, starts in middle ear in the connection to the eustation tube.
What is equilibrium and what does it conist of (4)?
semicircular ducts, vestibule, sensory hairs, otolithis (tiny stone that sits on sensory hair)
tough outter white part of eye
clear portion of sclera.
colored smooth muscle that controls pupil
black opening in eye that allows light to come in.
Define ciliary body.
makes aquaious humor
dark vascular layer in eye (thin line)
extention of optic nerve on back of eye
Define lacrimal apparatus.
tear glands and ducts
Define aqueous humor.
clear fluid in the anterior and posterior chambers of eye
Define vitreous humor (body).
gell that fills the eye
focuses light on back of retina
black with grey.... used for night vision
Define optic disc.
the eyes blind spot
Define macula lutea and fovea centralis.
sights sharpest vision
Define ora serrata.
anterior attachment of retina, serrated line!!!!
Where is the visual center of the brain?? (lobe)
What is the conjunctiva?
thin mucus membrane that lines the eyelid and anterior portion of eye.
Where are the anterior and posterior chambers of the eye located?
A- cornea to iris
P- iris to lens and virtious body
What is the optic chiasm?
Where the optic nerves cross behind the eyes
What is glaucoma?
the inablility to drain the eyes of aqueous humor, blindness occures
What is Macular degeneration?
The loss of central vision.
What are cataracts?
clouding of the lens in an eye
What is Myopia?
being near sighted
What is Hyperopia?
being far sighted
What is a detached retina?
thin layer of retina detaches and blindness occures
What is Conjunctivitis?
inflammation of the conjunctiva, (pink eye)