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Exam 3

Chapters 7,8,9

The CNS consists of ____________. the brain and spinal cord
Supporting cells of the CNS are termed _____________. neuroglia
Special senses refer to _____________. olfaction, gustation, vision and hearing
A plexus is best decribed as a _________________. spinal nerve network
Identify the three meninges of the CNS dura mater, arachnoid mater, and pia mater
The largest part of the brain is the ___________. cerebrum
Loss of memory is termed __________. amnesia
Elevated ridges of the brain surface are _____________. gyri
A __________ is an area of skin supplied by a single pair of spinal nerves dermatome
Jill is standing in her romm and experiences dizziness. This describes ____________. vertigo
What does encephalo- mean? brain
What does myelo- mean? myelin sheath of nerve fibers
What does neur- mean? nerve
What does polio- mean? gray matter
What does astro- mean? star-like
What is cerebral palsy? group of motor function diseases
What is Alzheimer disease? dementia with neurofibrillary tangles
What is Huntington disease? inherited form of dementia; atrophy of cerebral cortex
What is Parkinson disease? progressive degeneration of dopamine-producing neutrons
What is transient ischemic attack? mini stroke; nonpermanent brain disorder
Special senses refer to ________. olfaction, gustation, vision and hearing
The three anatomical regions of the ear are the _____________. external ear, middle ear, and internal ear
The myringa is also known as the _________. tympanic membrane
A patient presents with constant 'ringing white noise' in her ears. This ringing is termed __________. tinnitus
What does oto- mean? ear
What does ambly- mean? dullness, dimness
what does photo- mean? light
What does sinistro- mean? left side, toward the left
What does dextro- mean? right side, toward the right
What are auditory ossicles? malleus, incus, and stapes
What is auricle? outer, cartilaginous structure projecting from the head
what is an external ear? auricle, external accoustic meatus, and ceruminous glands
What are semicircular canals? bony tubes position in three planes that are involved with equilibrium
What is an auditory tube? connecting tube between mibble ear and pharynx
What is a choroid? pigmented vascular layer that keeps the eye dark
What is a pupil? opening
What is a sclera? whitish, outer layer of eyeball
what is retina? light-sensitive membrane containing rods and cones
What is an opticnerve? cranial nerve II
What is an iris? colored portion visible to exterior
What is a strabismus? problem related to abnormal alignment of the eyes
What is mascular degeneration? pathological changes of the macula
What is myopia? nearsightedness
What is nystagmus? involuntary, oscillatory eyeball movement
What is blepharitis? inflammation of the eyelid caused by allegry or infection
What is chalazion? inflammtion of the eyelid caused by a blocked tarsal gland
What is presbycusis? age-related hearing loss
What is cholesteatoma? cyst of the middle ear that grows into the bone
What is Meniere disease? specific disease of the internal ear
In the sndocrine system, which gland is referred to as the master gland? pituitary gland
A _____________ cell is one with a specific receptor for a particular hormone. target
This type of diabetes has an onset during pregnancy. gestational diabetes
A disorder resulting from excessive growth hormone secretion before puberty is known as ____________. gigantism
Endocrine glands secretes their hormones _______________. directly into the bloodstream
Which hormone is not secreted by the anterior pituitary gland? ADH
The pituitary gland is divied into ____________ and ____________ portions. anterior;posterior
Which are of the pituitary gland is merely a strorage amd releasing site? posterior pituitary
The anterior pituitary gland is directed by hormones from the ____________. hypothalamus
What is another name for the neurohypophysis? posterior pituitary gland
Human biorhythms of 24-hour cycles are termed ____________. circadian
The parathyroid glands are located on the _______________. posterior surface of the thyroid gland
Tetraiodothyronine is also called ____________. T3 and T4
The pancreas is located adjacent to the _______________ and __________. stomach;small intestine
The __________ and ___________ are the two prtions of the adrenal gland. medulla;cortex
Polydipsia, polyuria, and polyphagia mean ______________, respectively. excessive thirst, excessive urination, excessive hunger
The glucose tolerance test is useful for diagnosing pancreatic disorders
After eating supper, which hormoe is likely to be secreted in greater amounts than while fasting? insulin
Upon rising in the morning after a good night's sleep,your body secretes this hormone to prevent hypoglycemia. Glucagon
What is diabetes mellitus? disorder of carbohydrate metabolism
What is diabetes insipidus? disorder of posterior pituitary gland
What is Addison disease? wasting disorder caused by underactivity of the adrenal glands
What is Cushing disease? excessive cortisol production by the adrenal cortex; "moon face"
What is pheochromocytoma? tumor of the adrenal medulla
Waht is the primary target of GH? bones
What is the primary target of TSH? thyroid
What is the primary target of ADH? kidneys
What is the primary target of glucagon? liver
What is the primary target of LH? ovaries
What is the primary action of ACTH? stimulates cortex of adrenal gland to produce cortisol
What is the primary action of androgens? supplement sex hormones
What is the primary action of thymosins? development of immune system cells
What is the primary action of OXT? stimulates uterine contractions
What is the primary action of GH? stimulates cortex of adrenal gland to produce cortisol
Created by: karmabites