Pathophysiology | Final Exam | Lamar University/ Questions with Complete Solutions Which pain theory proposes that neurons have to send both painful and nonpainful stimuli? - Correct Answer Pattern Theory Which type of headache does not interfere with everyday activities? - Correct Answer tension headache What causes a migraine? - Correct Answer vasodilation of cerebral vessels or inflammation of meningeal vasculature After damage to neurons, flaccid paralysis is observed. Which type of motor neurons were damaged?
- Correct Answer lower motor neurons
What disease is characterized by pseudohypertrophy? - Correct Answer Duchenne muscular dystrophy A patient comes in with ptosis and complains of difficulty swallowing. What disorder is likely affecting this patient? - Correct Answer Myasthenia Gravis What is Guillain-Barre syndrome? - Correct Answer An autoimmune disease of the nervous system due to damage of myelin sheath around the nerves If a patient has an injury to the spinal cord and can feel below the injury, what kind of SCI is it? - Correct Answer incomplete SCI A patient with diplopia, pins and needles feeling, and weakness probably has: - Correct Answer multiple sclerosis If ICP is 22 mmHg is that normal? - Correct Answer No, normal is 5-15 mmHg 75 mmHg would be normal for - Correct Answer CPP What kind of head injury causes raccoon eyes and leakage of CSF from the eyes and nose? - Correct Answer basilar skull fracture 1 / 2
What kind of head injury is characterized by shearing and can lead to a coma? - Correct Answer diffuse axonal injury What kind of head injury is always a venous bleed? - Correct Answer subdural hematoma What kind of head injury is always an arterial bleed? - Correct Answer epidural hematoma What are signs of increased ICP? - Correct Answer Bradycardia Hypertension resp depression fixed and dilated pupils vomiting papilloedema What kind of stroke is temporary? - Correct Answer trans ischemic stroke Which brain infection has CSF containing neutrophils? - Correct Answer meningitis Which kind of seizure will start in one hemisphere and spread and is characterized by automatisms? - Correct Answer complex partial seizures Which kind of dementia is caused by brain injury from ischemic or hemorrhagic damage (as opposed to progressive onset)? - Correct Answer vascular dementia What is the mean arterial pressure (MAP) of systemic circulation? - Correct Answer 90-100 mmHg collateral circulation - Correct Answer circulation by secondary channels after obstruction of the principal channel supplying the heart What is the #1 cause of atherosclerosis? - Correct Answer Hyperlipidemia
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