Neuroanatomy

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0 [{"id":139180,"quiz_id":"7346","answer_id":null,"answerType_id":"0","created_at":"2016-12-08 13:45:40","updated_at":"2017-05-14 16:15:14","questionName":"What is dopamine synthesized from, originally?","questionTimeSeconds":"0","questionTimeMinutes":"2","questionImagePath":null,"position":24,"explanation":"Tyrosine -> DOPA -> Dopamine. Essentially, tyrosine is hydroxylated and decarboxylated into dopamine. Into vesicles and away we go!","question_score_id":null,"lang":null,"questionAudioPath":null},{"id":139182,"quiz_id":"7346","answer_id":null,"answerType_id":"0","created_at":"2016-12-08 13:49:30","updated_at":"2017-05-14 16:15:14","questionName":"How is dopamine disposed of at the synaptic cleft?","questionTimeSeconds":"0","questionTimeMinutes":"2","questionImagePath":null,"position":25,"explanation":"Dopamine is taken back up into the neurones and inactivated by the enzymes monoamine oxidase (MAO) and catechol-O-methyltransferase (COMT)","question_score_id":null,"lang":null,"questionAudioPath":null},{"id":139176,"quiz_id":"7346","answer_id":null,"answerType_id":"0","created_at":"2016-12-08 13:38:11","updated_at":"2017-05-14 16:15:14","questionName":"What is glutamate synthesized from?","questionTimeSeconds":"0","questionTimeMinutes":"2","questionImagePath":null,"position":20,"explanation":"Glutamate is synthesised from the precursor glutamine. Glutamate is synthesized in the central nervous system from glutamine as part of the glutamate-glutamine cycle by the enzyme glutaminase. This can occur in the presynaptic neuron or in neighboring gli","question_score_id":null,"lang":null,"questionAudioPath":null},{"id":142213,"quiz_id":"7346","answer_id":null,"answerType_id":"0","created_at":"2016-12-15 11:31:45","updated_at":"2017-05-14 16:15:14","questionName":"Pain is transmitted via which two types of fibre?","questionTimeSeconds":"0","questionTimeMinutes":"2","questionImagePath":null,"position":29,"explanation":"","question_score_id":null,"lang":null,"questionAudioPath":null},{"id":139173,"quiz_id":"7346","answer_id":null,"answerType_id":"0","created_at":"2016-12-08 13:32:34","updated_at":"2017-05-14 16:15:14","questionName":"In the nervous system, ACh can bind to what?","questionTimeSeconds":"0","questionTimeMinutes":"2","questionImagePath":null,"position":17,"explanation":"BOTH! 1. Nicotinic receptors: ligand gated ion channels. Cause an influx of cations+. 2. Muscarinic receptors (M1, M2 and M3): G protein coupled receptors. Effects depend on which G protein they are coupled to. ","question_score_id":null,"lang":null,"questionAudioPath":null},{"id":139171,"quiz_id":"7346","answer_id":null,"answerType_id":"0","created_at":"2016-12-08 13:26:53","updated_at":"2017-05-14 16:15:14","questionName":"Which ion is required to enter the presynaptic bouton to cause exocytosis of vesicles into the synaptic cleft?","questionTimeSeconds":"0","questionTimeMinutes":"2","questionImagePath":null,"position":15,"explanation":"","question_score_id":null,"lang":null,"questionAudioPath":null},{"id":139175,"quiz_id":"7346","answer_id":null,"answerType_id":"0","created_at":"2016-12-08 13:35:12","updated_at":"2017-05-14 16:15:14","questionName":"What type of receptors can glutamate bind to? (more than one right answer)","questionTimeSeconds":"0","questionTimeMinutes":"2","questionImagePath":null,"position":19,"explanation":"","question_score_id":null,"lang":null,"questionAudioPath":null},{"id":141055,"quiz_id":"7346","answer_id":null,"answerType_id":"0","created_at":"2016-12-13 11:55:13","updated_at":"2017-05-14 16:15:14","questionName":"A 75 year old male visits you in a GP surgery and tells you of the following symptoms he is experiencing: Upper limb weakness, wrist drop and difficulty manipulating things. Wasting of his hand muscles. All of this was preceded by fasiculations of his upper limb muscles that was persistent and not time-dependent. Recently he has noticed some dysphagia. What is the most likely diagnosis?","questionTimeSeconds":"0","questionTimeMinutes":"2","questionImagePath":null,"position":26,"explanation":"","question_score_id":null,"lang":null,"questionAudioPath":null},{"id":141059,"quiz_id":"7346","answer_id":null,"answerType_id":"0","created_at":"2016-12-13 12:01:42","updated_at":"2017-05-14 16:15:14","questionName":"An 82 year old female presents to you at GP with an intense recent headache in the temporal\/occipital regions of her head. She has intense pain on her scalp when brushing her hair or lying down on her pillow at night. She also has a sore jaw area and has begun to have visual disturbances over the last 24 hours. What is the most likely diagnosis?","questionTimeSeconds":"0","questionTimeMinutes":"2","questionImagePath":null,"position":28,"explanation":"","question_score_id":null,"lang":null,"questionAudioPath":null},{"id":139177,"quiz_id":"7346","answer_id":null,"answerType_id":"0","created_at":"2016-12-08 13:39:38","updated_at":"2017-05-14 16:15:14","questionName":"Which of the following is not an inhibitory neurotransmitter in the CNS?","questionTimeSeconds":"0","questionTimeMinutes":"2","questionImagePath":null,"position":21,"explanation":"","question_score_id":null,"lang":null,"questionAudioPath":null},{"id":139178,"quiz_id":"7346","answer_id":null,"answerType_id":"0","created_at":"2016-12-08 13:41:53","updated_at":"2017-05-14 16:15:14","questionName":"What type of receptor does dopamine act upon?","questionTimeSeconds":"0","questionTimeMinutes":"2","questionImagePath":null,"position":22,"explanation":"","question_score_id":null,"lang":null,"questionAudioPath":null},{"id":139174,"quiz_id":"7346","answer_id":null,"answerType_id":"0","created_at":"2016-12-08 13:33:37","updated_at":"2017-05-14 16:15:14","questionName":"What is the most common excitatory neurotransmitter in the CNS?","questionTimeSeconds":"0","questionTimeMinutes":"2","questionImagePath":null,"position":18,"explanation":"","question_score_id":null,"lang":null,"questionAudioPath":null},{"id":139172,"quiz_id":"7346","answer_id":null,"answerType_id":"0","created_at":"2016-12-08 13:29:46","updated_at":"2017-05-14 16:15:14","questionName":"A Gi (inhibitory) G-protein receptor would have what affect, if activated?","questionTimeSeconds":"0","questionTimeMinutes":"2","questionImagePath":null,"position":16,"explanation":"","question_score_id":null,"lang":null,"questionAudioPath":null},{"id":141057,"quiz_id":"7346","answer_id":null,"answerType_id":"0","created_at":"2016-12-13 11:56:38","updated_at":"2017-05-14 16:15:14","questionName":"In relation to motor neurone disease, dysphagia presents at what stage of MND progression?","questionTimeSeconds":"0","questionTimeMinutes":"2","questionImagePath":null,"position":27,"explanation":"","question_score_id":null,"lang":null,"questionAudioPath":null},{"id":139179,"quiz_id":"7346","answer_id":null,"answerType_id":"0","created_at":"2016-12-08 13:43:30","updated_at":"2017-05-14 16:15:14","questionName":"Can dopamine cross the blood-brain barrier?","questionTimeSeconds":"0","questionTimeMinutes":"2","questionImagePath":null,"position":23,"explanation":"No, it is synthesized in the brain. This is why Parkinsons treatments such as Levodopa consist of Dopamine precursors which CAN cross the BBB. Once inside, they are converted to dopamine","question_score_id":null,"lang":null,"questionAudioPath":null}]
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What is dopamine synthesized from, originally?

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