Bill and Mary were involved in an accident, and each experienced lossof proprioception, fine touch, and vibration on the left side of the bodybelow the waist. Physicians determined by magnetic resonance imaging(MRI) that Bill had damage to his spinal cord and that Mary had damageto her brainstem. Explain which side of the spinal cord was damaged inBill and which side of the brainstem was damaged in Mary

Bill and Mary were involved in an accident, and each experienced lossof proprioception, fine touch, and vibration on the left side of the bodybelow the waist. Physicians determined by magnetic resonance imaging(MRI) that Bill had damage to his spinal cord and that Mary had damageto her brainstem. Explain which side of the spinal cord was damaged inBill and which side of the brainstem was damaged in Mary

Human Physiology: From Cells to Systems (MindTap Course List)

9th Edition

ISBN:9781285866932

Author:Lauralee Sherwood

Publisher:Lauralee Sherwood

Chapter5: The Central Nervous System

Section: Chapter Questions

Problem 1ACR: Julio D., who had recently retired, was enjoying an afternoon of playing golf when suddenly he...

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Julio D., who had recently retired, was enjoying an afternoon of playing golf when suddenly he experienced a severe headache and dizziness. These symptoms were quickly followed by numbness and partial paralysis on the tipper right side of his body, accompanied by an inability to speak. After being rushed to the emergency room, Julio was diagnosed as having suffered a stroke. Given the observed neurological impairment, what areas of his brain were affected?
Wallace is the victim of a hunting accident. A bullet grazed his vertebral column, and bone fragments severed the left half of his spinal cord at segments T8 through T10. Since the accident, Wallace has had a conditioncalled dissociated sensory loss, in which he feels no sensations of deep touch or limb position on the left side of his body below the injury, and no sensations of pain or heat from the right side. Explain what spinal tract(s) the injury has affected and why these sensory losses are on opposite sides of the body.
What is the differencebetween brain and cerebrum?What are the main parts ofthese structures?
A patient suffers brain damage in an automobile accident. Physicianssuspect that the cerebellum is the part of the brain affected. On the basisof what you know about cerebellar function, how can they confirmthat the cerebellum is involved?
What functional losses would you expect to observe in apatient who has suffered injury to the right occipital lobe ofthe cerebral cortex? To the right temporal lobe?
What would happen if information from propriocep- tors in your legs was blocked from reaching the CNS?
Each of the following is true of the spinal cord, except: it ______________. a.carries sensory input b.carries motor output c.contains dorsal horns d.contains a central sulcus e.major reflex center
Ms. Young feels deep pressure during a tooth extraction. Which type of sensory receptordetects this sensation? Explain your answer. A stroke in the primary motor area has caused Don to lose control over his skeletalmuscles on the right side of his body. What lobe of his brain was damaged? Explain youranswer. Sally has a brain injury; she knows what she wants to say but can't vocalize the words.What part of Sally’s brain is affected? Explain your answer. Wendy had a few alcoholic drinks, then found walking and maintaining her balance difficult.Which part of her brain was sedated by the alcohol? Explain your answer.
In a procedure known as a lumbar puncture (commonlyreferred to as a spinal tap), physicians use a needle to withdraw asmall amount of cerebrospinal fluid from the bottom of the spine to helpdiagnose specific illnesses. What effects might this procedure have on apatient?
After suffering a stroke, a patient can see objects anywherein front of him but pays attention only to objects in his rightfield of vision. When asked to describe these objects, he hasdifficulty judging their size and distance. What part of thebrain was likely damaged by the stroke?(A) the left frontal lobe(B) the right frontal lobe(C) the right parietal lobe(D) the corpus callosum
Describe the location and function of the sensory areas ofthe cortex.