Exam (elaborations)
Medsci 142-Neurons Exam Questions And Correct Answers
- Course
- Institution
Medsci 142-Neurons Exam Questions And Correct Answers...
[Show more]
Content preview
Medsci 142-Neurons Exam Questions AndCorrect Answers
Epithalamus - ANSWER A small region superior and posterior to the thalamus.
Composed of pineal gland and habenular nuclei.
Pineal Gland - ANSWER About the size of a pea. In the epithalamus. Projects from the
posterior midline of third ventricle. Part of endocrine system due to its secretion of the
hormone melatonin (hormone for signaling sleep).
Habenuclear Nuclei - ANSWER Involved in olfaction, especially emotional responses to
smells. e.g. Mum's cookies, loved ones cologne.
Olfaction - ANSWER Action of smelling
Post-Central Gyrus - ANSWER Primary sensory cortex. A lesion in this area may stop
feeling to the corresponding area of the body.
Pre-Central Gyrus - ANSWER Primary motor function (motor strip). Every cell involved in
muscle movement is located there. Each position corresponds to a muscle in the body.
E.g. a specific points moves your thumb. Soma topically organised (homunculus-body
map).
Central Sulcus - ANSWER Key defining landmark
Frontal Lobe - ANSWER Frontal association cortex-Intelligence, personality, behaviour,
mood, cognitive function
Occipital Lobe - ANSWER Slightly more tightly packed gyrus
, Temporal Lobe - ANSWER Temporal association cortex-memory, mood, aggression,
intelligence
Pariental Lobe - ANSWER Parietal association cortex-spatial skills, 3D recognition,
shapes, face, concept, abstract, perception.
Pareto Occipital Sulcus - ANSWER
Lateral Fissure - ANSWER Chasm most obvious
Wernicke's Area - ANSWER Secondary auditory cortex. Identifies sounds. Higher
processing e.g. pen clicking in the background, interpret speech.
Fluent Aphasia - ANSWER A lesion in the Wernick's area. This means able to talk but not
make any sense. able to understand speech. To test this you ask them a question and if
they answer in way that is not comprehendible then they have fluent aphasia
Broca's Area - ANSWER Located next to the pre-central sulcus. The ability to formulate
speech. Area right next to where the point where lip motion is located on the pre-central
gyrus.
Arcuate Fascicules - ANSWER A connection between the Wernicke's area and the
Broca's area. Arch shaped. Millions of fibres connecting them. This allows the brain to
understand speech and than formulate speech effectively.
Connectional Aphasia- ANSWER A lesion located on the arcuate fascicules. this is
tested by telling the person to copy what you say and if they can't they have this type of
aphasia
Non-Fluent Aphasia/ Motor Aphasia- ANSWER A lesion located on the Broca's area. This
is when the person cannot formulate speech
The benefits of buying summaries with Stuvia:
Guaranteed quality through customer reviews
Stuvia customers have reviewed more than 700,000 summaries. This how you know that you are buying the best documents.
Quick and easy check-out
You can quickly pay through credit card or Stuvia-credit for the summaries. There is no membership needed.
Focus on what matters
Your fellow students write the study notes themselves, which is why the documents are always reliable and up-to-date. This ensures you quickly get to the core!
Frequently asked questions
What do I get when I buy this document?
You get a PDF, available immediately after your purchase. The purchased document is accessible anytime, anywhere and indefinitely through your profile.
Satisfaction guarantee: how does it work?
Our satisfaction guarantee ensures that you always find a study document that suits you well. You fill out a form, and our customer service team takes care of the rest.
Who am I buying these notes from?
Stuvia is a marketplace, so you are not buying this document from us, but from seller Easton. Stuvia facilitates payment to the seller.
Will I be stuck with a subscription?
No, you only buy these notes for $9.99. You're not tied to anything after your purchase.
Can Stuvia be trusted?
4.6 stars on Google & Trustpilot (+1000 reviews)
67096 documents were sold in the last 30 days
Founded in 2010, the go-to place to buy study notes for 14 years now