Neuroanatomy

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0 [{"id":133513,"quiz_id":"7346","answer_id":null,"answerType_id":"0","created_at":"2016-11-29 15:54:04","updated_at":"2017-05-14 16:15:14","questionName":"You are in a neurology outpatients when the following individual presents: a 62 yr old male. A history of type II diabetes. He presents with sudden onset complete motor paralysis of right side. No sensory deficit. What might be the cause?","questionTimeSeconds":"0","questionTimeMinutes":"2","questionImagePath":null,"position":12,"explanation":"Lacunar stroke (blockage of striate artery) affecting internal capsule on the left side. Simplified. ","question_score_id":null,"lang":null,"questionAudioPath":null},{"id":151229,"quiz_id":"7346","answer_id":null,"answerType_id":"0","created_at":"2017-01-06 08:41:50","updated_at":"2017-05-14 16:15:14","questionName":"In what week do the first sulci\/gyri appear in an embryo?","questionTimeSeconds":"0","questionTimeMinutes":"2","questionImagePath":null,"position":1,"explanation":"","question_score_id":null,"lang":null,"questionAudioPath":null},{"id":148428,"quiz_id":"7346","answer_id":null,"answerType_id":"0","created_at":"2017-01-02 08:08:50","updated_at":"2017-05-14 16:15:14","questionName":"Which pathway is thought to connect Broca's and Wernicke's areas?","questionTimeSeconds":"0","questionTimeMinutes":"2","questionImagePath":null,"position":0,"explanation":"","question_score_id":null,"lang":null,"questionAudioPath":null},{"id":151269,"quiz_id":"7346","answer_id":null,"answerType_id":"2","created_at":"2017-01-06 09:23:10","updated_at":"2017-05-14 16:15:14","questionName":"Match the tracts and facts","questionTimeSeconds":"0","questionTimeMinutes":"2","questionImagePath":null,"position":2,"explanation":"","question_score_id":null,"lang":null,"questionAudioPath":null},{"id":133502,"quiz_id":"7346","answer_id":null,"answerType_id":"0","created_at":"2016-11-29 15:40:40","updated_at":"2017-05-14 16:15:14","questionName":"A male called James arrives at a neurology outpatients clinic with the following presentation: Right handed. Gait disturbance \u2013 stiffness and lack of control LEFT leg. Raised muscle tone both legs. Power reduced in the LEFT leg. Light touch sensation and proprioception reduced in the LEFT leg. Loss of pain and temperature sensation in the RIGHT leg. Pain\/temperature\/light touch sensory normal above level T6. What condition does James have?","questionTimeSeconds":"0","questionTimeMinutes":"2","questionImagePath":"uploads\/the-big-tsm-reviser\/Brown Sequad 23.png","position":6,"explanation":"","question_score_id":null,"lang":null,"questionAudioPath":null},{"id":133500,"quiz_id":"7346","answer_id":null,"answerType_id":"2","created_at":"2016-11-29 15:36:43","updated_at":"2017-05-14 16:15:14","questionName":"Match the structures of the midbrain to their letters:","questionTimeSeconds":"0","questionTimeMinutes":"2","questionImagePath":"uploads\/the-big-tsm-reviser\/Midbrain section.png","position":5,"explanation":"","question_score_id":null,"lang":null,"questionAudioPath":null},{"id":133490,"quiz_id":"7346","answer_id":null,"answerType_id":"2","created_at":"2016-11-29 15:26:33","updated_at":"2017-05-14 16:15:14","questionName":"Match these brain stem components to their letters. Just do it. ","questionTimeSeconds":"0","questionTimeMinutes":"2","questionImagePath":"uploads\/the-big-tsm-reviser\/Brain stem 2.png","position":3,"explanation":"","question_score_id":null,"lang":null,"questionAudioPath":null},{"id":133506,"quiz_id":"7346","answer_id":null,"answerType_id":"0","created_at":"2016-11-29 15:47:46","updated_at":"2017-05-14 16:15:14","questionName":"You are at a neurology outpatients clinic when the following person presents: a 42 yr old woman who presents with weakness (paresis) of proximal musculature in the arms. Examination shows:- Loss of pain and temperature sensation bilaterally in the upper arms and chest. Fine touch in the fingers and lower torso and legs is normal. What is the most likely area of the spinal cord that has been damaged?","questionTimeSeconds":"0","questionTimeMinutes":"2","questionImagePath":null,"position":9,"explanation":"Syringomyelia: Growth in the central canal of the spinal cord. Impairment of pain, temp, touch and pressure sensitivity to contralateral side due to damage of crossing fibres of the spinothalamic tract. May affect motorneurons in the medial aspect of vent","question_score_id":null,"lang":null,"questionAudioPath":null},{"id":133512,"quiz_id":"7346","answer_id":null,"answerType_id":"0","created_at":"2016-11-29 15:52:30","updated_at":"2017-05-14 16:15:14","questionName":"You are in a neurology outpatients when the following individual arrives: a 70 year old female with a history of coronary artery disease and transient ischaemic attacks. Examination shows:- Vertigo. Cerebellar ataxia on the left. Loss of pain and temperature sensation on the left side of the face. Horner syndrome on left (ptosis, miosis (small pupils), anhidrosis). Hoarseness and difficulty swallowing. Loss of pain and temperature sensation in trunk and limbs on the right hand side. Normal touch and conscious proprioception both sides. What is this symptomatic of?","questionTimeSeconds":"0","questionTimeMinutes":"2","questionImagePath":null,"position":11,"explanation":"Lateral medullary syndrome! Vertebral or posterior inferior cerebellar artery occlusion. Hypothalamospinal tract runs through lateral medulla - controlling sympathetic fibres in thoracic region. Inferior cerebellar peduncle damaged. Nucleus ambiguus (m","question_score_id":null,"lang":null,"questionAudioPath":null},{"id":133507,"quiz_id":"7346","answer_id":null,"answerType_id":"0","created_at":"2016-11-29 15:50:18","updated_at":"2017-05-14 16:15:14","questionName":"You are in a neurology outpatients when the following person presents: a 55 yr old male who presents with low back pain which occurred while digging the garden. Examination shows:- Weakness and pain over lower part of right leg. Reflexes reduced at the ankle and in the foot (weak plantar reflex). What is the most likely cause?","questionTimeSeconds":"0","questionTimeMinutes":"2","questionImagePath":null,"position":10,"explanation":"Symptoms caused by pressure of herniated disc on spinal nerve at a single spinal level (L5\/S1)","question_score_id":null,"lang":null,"questionAudioPath":null},{"id":133504,"quiz_id":"7346","answer_id":null,"answerType_id":"0","created_at":"2016-11-29 15:43:09","updated_at":"2017-05-14 16:15:14","questionName":"You are at a neurology outpatients when the following person presents: A 62 year old male who presents with tingling (paraesthesia) in both hands. Broad based gait with a stamping action. Two-point discrimination is poor. Romberg\u2019s sign is positive. Which of the below lesions have occurred? Explain.","questionTimeSeconds":"0","questionTimeMinutes":"2","questionImagePath":"uploads\/the-big-tsm-reviser\/Lesions.png","position":7,"explanation":"It's Tabes dorsalis. Sensory: Poor balance and co-ordination. Problems walking - sensory ataxia (+ve Romberg\u2019s test). Loss of pain and temp sensation in feet. Paraesthesisas and Hypoaesthesia. Motor: Diminished\/absent reflexes e.g patellar (knee jerk) r","question_score_id":null,"lang":null,"questionAudioPath":null},{"id":133505,"quiz_id":"7346","answer_id":null,"answerType_id":"0","created_at":"2016-11-29 15:45:36","updated_at":"2017-05-14 16:15:14","questionName":"You are at a neurology outpatients clinic when the following person arrives: a 72 yr old male with a history of hypertension and angina. He presents with acute urinary retention and weakness. On examination:- There is flaccid paralaysis of the lower limbs. There is bilateral loss of pain and temperature sensation in the lower legs and feet. Proprioception and vibratory sensation are normal. Tendon reflexes are absent in the ankle and knee. Which of the below lesions have occurred? ","questionTimeSeconds":"0","questionTimeMinutes":"2","questionImagePath":"uploads\/the-big-tsm-reviser\/Lesions.png","position":8,"explanation":"Anterior spinal cord syndrome! Caused by blockage of the anterior spinal artery and loss of structures in the anterior half of the spinal cord on both sides. Symptoms occur very quickly. These include:- Paralysis occurs due to interruption of corticos","question_score_id":null,"lang":null,"questionAudioPath":null},{"id":133499,"quiz_id":"7346","answer_id":null,"answerType_id":"0","created_at":"2016-11-29 15:34:54","updated_at":"2017-05-14 16:15:14","questionName":"Examine the below diagram of the midbrain. What structure is denoted by the letter A?","questionTimeSeconds":"0","questionTimeMinutes":"2","questionImagePath":"uploads\/the-big-tsm-reviser\/Midbrain section.png","position":4,"explanation":"","question_score_id":null,"lang":null,"questionAudioPath":null},{"id":134475,"quiz_id":"7346","answer_id":null,"answerType_id":"0","created_at":"2016-12-01 10:10:40","updated_at":"2017-05-14 16:15:14","questionName":"What is the corpus callosum composed of?","questionTimeSeconds":"0","questionTimeMinutes":"2","questionImagePath":null,"position":14,"explanation":"","question_score_id":null,"lang":null,"questionAudioPath":null},{"id":133514,"quiz_id":"7346","answer_id":null,"answerType_id":"0","created_at":"2016-11-29 15:55:29","updated_at":"2017-05-14 16:15:14","questionName":"You are in a neurology outpatients when the following persons rocks up: a 65 yr old female who wakes up with a weakness of her right face (except forehead) and right upper limb. She also shows sensory loss (touch, pain and temperature) from right hand and face. Her speech is slurred. What is the most likely cause of this?","questionTimeSeconds":"0","questionTimeMinutes":"2","questionImagePath":null,"position":13,"explanation":"CORTICAL STROKE: Blockage of middle cerebral artery affecting lower part of primary motor and somatosensory cortex on the left side. Broca\u2019s area is also affected. (n.b. Primary cortex supplying leg is supplied through anterior cerebral artery). Lower ","question_score_id":null,"lang":null,"questionAudioPath":null}]
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You are in a neurology outpatients when the following individual presents: a 62 yr old male. A history of type II diabetes. He presents with sudden onset complete motor paralysis of right side. No sensory deficit. What might be the cause?

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