NUR 641 E FINAL EXAM STUDY GUIDE
GRAND CANYON UNIVERSITY EXAM
REVIEW VERIFIED QUESTIONS WITH
DETAILED SOLUTIONS STUDY GUIDE
GRADED A+
⩥ arachnoid villi.
Answer: 1. absorb excess cerebrospinal fluid that accumulate in the
cerebral venous tissue that surround the brain
2. villi maintain normal CSF volume and pressure
⩥ Circle of Willis.
Answer: supplies collateral blood flow to brain
⩥ Adrenal medulla.
Answer: 1. increase secretion of the catecholomines epinephrine and
norepinephrine due to sympathetic stimulation caused by increased
stress
⩥ Antidiuretic hormone (ADH).
Answer: 1. synthesized in the hypothalamus
2. acts on renal tubular cells
, 3. low levels cause diabetes insipidus (DI)
⩥ Lab finding associated with diabetes insipidus.
Answer: low urine specific gravity
⩥ Multiple sclerosis.
Answer: myelin sheath destruction. disruptions in nerve impulse
conduction
demyelimination of CNS nerve fibers
⩥ Alzheimer's disease.
Answer: development of neurofibrillary tangles in the CNS
⩥ Percentage of US population experiencing seizures.
Answer: 10% during their lifetime
⩥ Third most common neurological disorder.
Answer: Epilepsy (after cerebrovascular disease and alzheimers)
⩥ Seizure activity.
Answer: swift excessive and synchronous discharge of cerebral neurons
GRAND CANYON UNIVERSITY EXAM
REVIEW VERIFIED QUESTIONS WITH
DETAILED SOLUTIONS STUDY GUIDE
GRADED A+
⩥ arachnoid villi.
Answer: 1. absorb excess cerebrospinal fluid that accumulate in the
cerebral venous tissue that surround the brain
2. villi maintain normal CSF volume and pressure
⩥ Circle of Willis.
Answer: supplies collateral blood flow to brain
⩥ Adrenal medulla.
Answer: 1. increase secretion of the catecholomines epinephrine and
norepinephrine due to sympathetic stimulation caused by increased
stress
⩥ Antidiuretic hormone (ADH).
Answer: 1. synthesized in the hypothalamus
2. acts on renal tubular cells
, 3. low levels cause diabetes insipidus (DI)
⩥ Lab finding associated with diabetes insipidus.
Answer: low urine specific gravity
⩥ Multiple sclerosis.
Answer: myelin sheath destruction. disruptions in nerve impulse
conduction
demyelimination of CNS nerve fibers
⩥ Alzheimer's disease.
Answer: development of neurofibrillary tangles in the CNS
⩥ Percentage of US population experiencing seizures.
Answer: 10% during their lifetime
⩥ Third most common neurological disorder.
Answer: Epilepsy (after cerebrovascular disease and alzheimers)
⩥ Seizure activity.
Answer: swift excessive and synchronous discharge of cerebral neurons
