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,Intellectual Property & Terms of Use
© 2026 Blessed Bvurere. All Rights Reserved.
1. Intellectual Property Notice
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his document, including all text, question banks, clinical rationales, and original
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diagrams, is the intellectual property of the author. This work is protected under
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international copyright laws. No part of this publication may be reproduced,
distributed, or transmitted in any form or by any means, including photocopying,
recording, or other electronic or mechanical methods, without the prior written
permission of the publisher.
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2. Single-User License
transferable, single-user license.
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urchase of this "Clinical Mastery Bundle" grants the buyer a non-exclusive, non-
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llowed: Personal study, printing for individual use, and digital storage on
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personal devices.
rohibited: Uploading these files to shared drives, "chegg-style" sites, Discord
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servers, or reselling the content in any format.
3. Academic Integrity & Disclaimer
urpose: These materials are designed as a supplemental study aid for medical
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education and are not a substitute for the primary textbooks (Guyton and Hall,
Robbins Pathology, Keith Moore Anatomy).
ccuracy: While every effort has been made to ensure the accuracy of the
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clinical vignettes and rationales, medicine is a constantly evolving field. These
notes are for educational purposes and do not constitute medical advice.
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thics: The author encourages the use of these materials in a manner consistent
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with the academic integrity policies of your respective institution.
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, Neurophysiology
Motor System & Basal Ganglia bank, aligned with Guyton and Hall.
Section: Motor System & Basal Ganglia
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1. A 72-year-old male presents with a "pill-rolling" tremor at rest, bradykinesia,
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and a characteristic shuffling gait. The underlying pathophysiology involves the
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loss of dopaminergic neurons in the substantia nigra pars compacta. Which of
the following neurotransmitter changes is most likely present in the striatum of
this patient?
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A) Increased Dopamine, Increased Acetylcholine
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B) Decreased Dopamine, Decreased Acetylcholine
C) Decreased Dopamine, Increased Acetylcholine
D) Increased Dopamine, Decreased Acetylcholine
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2. During a neurosurgical procedure, electrical stimulation of the primary motor
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cortex (Area 4) is performed. Which of the following is a characteristic feature of
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the functional organization of this area?
A) It is located in the postcentral gyrus.
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B) Large areas are devoted to the trunk and lower limbs compared to the hands.
C) It contains Giant Pyramidal cells (Betz cells) in Layer V.
D) Stimulation always results in complex, coordinated bilateral movements.
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3. A patient presents with sudden, flailing, large-amplitude movements of the
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right arm and leg (hemiballismus). A brain MRI reveals a small lacunar infarct.
Damage to which structure is most likely responsible?
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A) Subthalamic Nucleus
B) Caudate Nucleus
C) Globus Pallidus Internus
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