Question Question 1 2 / 2 pts Dilated and sluggish pupils, widening pulse pressure, and bradycardia are clinical findings evident of which stage of intracranial hypertension? Stage 4 Stage 2 Stage 1 Stage 3 Question 2 2 / 2 pts Posthyperventilation apnea (PHVA) ceases and rhythmic breathing is resumed when levels of arterial carbon dioxide become normal . oxygen increase . oxygen decrease . carbon dioxide increase . Question 3 2 / 2 pts Uncal herniation occurs when the hippocampal gyrus shifts from the middle fossa through the tentorial notch into the posterior fossa . the diencephalon shifts from the middle fossa straight downward through the tentorial notch into the posterior fossa . the cingulate gyrus shifts under the falx cerebri . a cerebellar tonsil shifts through the foramen magnum . Question 4 2 / 2 pts What are the areas of the brain that mediate several cognitive functions, including vigilance, reasoning, and executive functions? Occipital Limbic Parietal Prefrontal Question 5 0 / 2 pts The most critical aspect in diagnosing a seizure disorder and establishing its cause is computed tomography (CT) scan . cerebrospinal fluid analysis . health history . skull x-ray films . Question 6 2 / 2 pts Cerebral edema is an increase in the fluid content of the brain tissue . meninges . neurons . ventricles . Question 7 2 / 2 pts Which is a characteristic of brainstem death? Comatose Vegetative state Apnea Locked-in syndrome Question 8 2 / 2 pts Which disease process is infratentorial? Cerebellar neoplasm Parkinson disease Encephalitis Cerebral neoplasm Question 9 2 / 2 pts Microinfarcts resulting in pure motor or pure sensory deficits are the result of which type of stroke? Lacunar Hemorrhagic Embolic Thrombotic Question 10 0 / 2 pts Spinal cord injuries are most likely to occur in which of the following regions? Cervical and thoracic Lumbar and sacral Cervical and lumbar Thoracic and lumbar Question 11 2 / 2 pts A right hemisphere embolic cerebrovascular accident has resulted in left-sided paralysis and reduced sensation of the left foot and leg . The vessel most likely affected by the emboli is the right _____ artery . middle cerebral posterior cerebral vertebral anterior cerebral Question 12 2 / 2 pts In children most intracranial tumors are located laterally . below the tentorium cerebelli . above the tentorium cerebelli . posterolaterally . Question 13 2 / 2 pts What are the most common side effects of selective serotonin reuptake inhibitors (SSRIs)? Hypertensive crisis and agitation Orthostatic hypotension and weight gain Dry mouth and sexual dysfunction Sleep disturbances and nausea Question 14 0 / 2 pts Which neurotransmitter is reduced in people with schizophrenia? Acetylcholine Dopamine Gamma-aminobutyric acid (GABA) Serotonin Question 15 0 / 2 pts Which electrolyte imbalance contributes to lithium toxicity? Hyponatremia Hypernatremia Hypokalemia Hyperkalemia Question 16 2 / 2 pts Benign febrile seizures are characterized by onset after the fifth year of life . respiratory or ear infections . lasting 30 minutes or more . a temperature less than 39° C . Question 17 2 / 2 pts The clinical manifestations of dyskinetic cerebral palsy include exaggerated deep tendon reflexes, clonus, and rigidity of extremities . scoliosis, contractures, and stiffness of trunk muscles . increased muscle tone and prolonged primitive reflexes . jerky uncontrolled and abrupt fine musculoskeletal movements . Question 18 2 / 2 pts A _____ is the test done on amniotic fluid and maternal blood to test for neural tube defect . α-fetoprotein (AFP) total protein culture C-reactive protein Question 19 2 / 2 pts Symptoms characteristic of bulimia nervosa include: a perception that the body is fat when it is actually underweight . recurrent episodes of binge eating with fears of not being able to stop eating . absence of three consecutive menstrual periods . a fear of becoming obese despite progressive weight loss . Question 20 2 / 2 pts I…
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