NU 621 Week 6 Post-Class Exam Graded A+

NU 621 Week 6 Post-Class Exam Questions with Answers 6.10 Grade 34.00 out of a maximum of 36.00 (94%) Q 2 Question 2 The following three questions pertain to Case Study 6.A: Spinal Injury. Information about touch and pressure that ascends the dorsal columns is carried by the Select one: a. Fast myelinated fibers (Aγ) b. Fast unmyelinated fibers (Aα) c. Slow myelinated fibers (Aδ) d. Unmyelinated fibers - C-fibers Feedback The correct answer is: Fast myelinated fibers (Aγ). Q 3 Question 3 Slow pain information is carried on the slowest nerve fibers, called the: Select one: a. Fast myelinated fibers (Aγ) b. Fast unmyelinated fibers (Aα) c. Slow myelinated fibers (Aδ) d. Unmyelinated fibers - C-fibers Feedback The correct answer is: Unmyelinated fibers - C-fibers. Q 4 Question 4 Brown-Sequard results in the loss of pain and temperature sensation on the same side as the lesion along with loss of voluntary motor control on the opposite side of the lesion. Select one: a. True b. False Feedback The correct answer is: False. Q 5 Question 5 The following three question pertain to Case Study 6.B: Stroke. Stroke is defined as Select one: a. the rapidly developing loss of brain functions due to a disturbance in the blood vessels supplying blood to the brain. b. An open head injury c. Sudden movement of the brain resulting in a diffuse but transient and reversible injury to the brain. d. Bruising of the brain during blunt trauma in a closed head injury. Feedback The correct answer is: the rapidly developing loss of brain functions due to a disturbance in the blood vessels supplying blood to the brain.. Q 6 Question 6 Stroke may be caused by Select one: a. Thrombosis b. Emobolism c. Hypoperfusion d. All of the above Feedback The correct answer is: All of the above. Q 7 Question 7 Stroke is most commonly the result of a traumatic brain injury. Select one: a. True b. False Feedback The correct answer is: False. Q 8 Question 8 The following three questions pertain to Case Study 6.C: Multiple Sclerosis. Which statement is true? Select one: a. Multiple sclerosis is associated with destruction of motor neurons in the peripheral nervous system. b. Multiple sclerosis involves inflammation and possibly autoimmune destruction of the myelin sheaths of neurons. c. Multiple sclerosis is inherited as an autosomal dominant trait. d. Infection with cytomegalovirus in individuals with specific HLA markers has been shown to cause Multiple sclerosis. Feedback The correct answer is: Multiple sclerosis involves inflammation and possibly autoimmune destruction of the myelin sheaths of neurons.. Q 9 Question 9 Which of the following disease courses for Multiple Sclerosis is associated with episodes of acute worsening with recovery and a stable course between relapses? Select one: a. Relapsing-remitting b. Secondary progressive c. Primary progressive d. Progressive relapsing Feedback The correct answer is: Relapsing-remitting. Q 10 Question 10 Diagnosis includes presence of gamma globulin in the cerebral spinal fluid, magnetic resonance imaging (MRI) of CNS showing patch abnormalities in myelin. Select one: a. True b. False Feedback The correct answer is: True. Q 11 Question 11 The following three questions pertain to Case Study 6.D: Alzheimer’s Disease Which of the following statements is CORRECT about Alzheimer’s disease (AD)? Select one: a. AD is a rare form of dementia. b. AD is highly curable but requires early detection. c. AD is progressive and eventually leads to death. d. AD has a rapid onset. Feedback The correct answer is: AD is progressive and eventually leads to death.. Q 12 Question 12 Which of the following stages of Alzheimer’s disease would most likely be associated with mild forgetfulness, absent-mindedness and occasionally misplacing items? Select one: a. Pre-dementia b. Progressive c. Moderate d. Late