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60 Cards in this Set
- Front
- Back
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hypothalamus
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antiduretic hormone and oxyction
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Pitituary gland
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9 hormones controlled by hypothalums. Posterior lobe 2 hormones anterior 9 hormones
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thyroid gland
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secretes thyroxine and regualtes rate of metabolism
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Parathyroid gland
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secretes parathyroid hormone
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Sympatheric
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Fight or Flight
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Parasympathetic
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rest and repose
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Parasympatic
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Craniosacral, ganglia at target, and ACh andAch
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Sympthetic
Summary |
Thoracolumbar, paravertebral ganglia, ACh then NE
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Olfactory receptors and what do they posess
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single neurons imbedded in lining of nasal cavitites. Posess olfactory hairs where specific molecules subside
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Layers of the eye
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Fibrous tunic, Vascular tunic, and neural tunic
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What are the three regions of the vascular tunic?
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Choroid, ciliary body, iris
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Explain choroid
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Largest and most posterior. supplies retina with nutrients
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Ciliary body
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located in the anterior portion. Muscles for focusing far and long distance
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What are the boundaries for the external ear?
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external auditory meatus to tympanic membrane
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Middle ear is comprised of what?
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3 auditory ossicles and auditory tube
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What is the fluid that the inner ear is filled with
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endolymph
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What are otoliths?
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float across hair cells when head is in motion.
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In the Cochlea, what does the Organ of Corti consist of?
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Hair cells and tecotial membrane which stimulates hair cells
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What are the functions of the nervous system? List 3
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Communication and control between various organs of the body to detect changes in the environment and to maintain homeostasits
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dendrites
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numerous and short, conveys electrical impulse to rest of neuron
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What are the three regions of the vascular tunic?
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Choroid, ciliary body, iris
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Explain choroid
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Largest and most posterior. supplies retina with nutrients
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Ciliary body
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located in the anterior portion. Muscles for focusing far and long distance
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What are the boundaries for the external ear?
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external auditory meatus to tympanic membrane
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Middle ear is comprised of what?
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3 auditory ossicles and auditory tube
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What is the fluid that the inner ear is filled with
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endolymph
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What are otoliths?
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float across hair cells when head is in motion.
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In the Cochlea, what does the Organ of Corti consist of?
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Hair cells and tecotial membrane which stimulates hair cells
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What are the functions of the nervous system? List 3
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Communication and control between various organs of the body to detect changes in the environment and to maintain homeostasits
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dendrites
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numerous and short, conveys electrical impulse to rest of neuron
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Microglia
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small, remove cell debris, wastes and pathogens
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Oligondrocytes
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Also produce myelin. myelinate CNS axons
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What type of cell is in PNS?
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Schwann cell
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In the frontal lobe what is the most posterior gyrus? And what is the gyrus known as?
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precentral gyrus. Gyrus is known as primary motor cortex
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On the parietal lobe what is the most anterior gyrus? And what is gyrus known as?
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Postcentral gyrus. Known as primary somatosensory cortex. Wernickes area
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What are the functions of the hypothalamus
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CEO of endocrine system, regulates body temp, controls emotional behavior, regulates sleep
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What are the ventricles of the brain?
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2nd lateral ventricle,3,4,Mescephanlic
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IV
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Trochlear Superior oblique eye muscle
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VI
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abducens Lateral rectus eye muscle
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IX
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glosspharngeal posterior 1/3 tongue
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XI
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Accesory Trap etc.
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XII
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hypoglassal. Intristic/extrisnic muscles
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IX
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swallowing muscles, salivery gland, posterior tongue
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Posterior root of spinal nerve
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sensory axons entering
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Anterior root
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motor axonos leaving
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Name the four plexuses
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Cervical Brachial Lumbar Sacral
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Cervical Plexus function
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Innervates the diaphragm
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How many brachial plexus generate from this plexus
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5 Axillary Radial Musculocutaneous Median ulnar
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Lumbar plexus function
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sensory and motor innervation to lower extremies
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How many nerves generate from lumbar?
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2:Femoral and obturator
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What is the function of sacral plexus
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sensory/motor to lower extremities
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How many nerves are generated from sacral?
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3:Sciatic Tibial Common fibular
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Explain the epidermis
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Avascular 4 layers
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Stratum Basale
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deepest in contact with dermis.cell division melanocytes
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Stratum Spinosum
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Several layers Keratin
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Stratum Granulosu
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Multilayer cells dead
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stratum corneum
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flattened, dead cells
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What are the 2 regions of the adrenal gland
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outer cortex inner medulla
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What is the adrenal gland functions?
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secretes steroids Medulla secretes adrenaline
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What does the pancreas contain?
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islets of langhons-glucagen, insulin
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