Nr 507 Final Exam Questions And Answers
Latest Update
Dermatomes ANS✔✔ area of the skin that is mainly supplied by branches of
a single spinal sensory nerve root. These spinal sensory nerves enter the
nerve root at the spinal cord, and their branches reach to the periphery of
the body.
Substance release at the synapse ANS✔✔ Acetylcholine- Excitatory or
inhibitory- alzheimers
Norepi- Excitatory or inhibitory- sleep/wake cycle, SYNS transmission
Dopa- Excitatory (h1 and h2 receptors) and inhibitory (H3 receptors).
parkinson disease
Spondylolysis ANS✔✔ structural defect (degeneration, fracture, or
developmental defect) in the pars interarticularis of the vertebral arch (the
joining of the vertebral body to the posterior structures). The lumbar spine
at L5 is affected most often.
-Heredity
-Other congenital spinal defects
motor and sensory areas of the brain ANS✔✔ Parietal lobe- major area for
somatic sensory input, located along the postcentral gyrus. which is
adjacent to the primary motor area in the precentral gyrus.
, Solution 2024/2025
Pepper
Primary motor area (Brodmann area 4)- located along the precentral gyrus
forming the primary voluntary motor area (homunculus) (little man).
Association fibers provide communication between sensory and motor
Ischemic penumbra ANS✔✔ ischemic but not infarcted (salvageable) tissue.
Peri-infarct tissue.
-no structural damage
Cerebral infarction ANS✔✔ ischemic- white infarct (affected area is pale and
soft 6-12 hours after). necrosis appears by 48 to 72 hours.
Infiltration of macrophages and phagocytosis of necrotic tissue. necrosis
resolves around the 2nd week. glial scarring.
excitotoxins ANS✔✔ Toxins (usually amino acids) that overstimulate
glutamate release and cause neuron suicide.
Agnosia ANS✔✔ the inability to recognize familiar objects.
-tactile/spatial-parietal lobe
-Gerstmann syndrome (loss of spatial orientation of fingers, body, sides and
#s)- L angular gyrus (Parieral)
-Object- Temporo-occipital area
-Associated with CVAs
, Solution 2024/2025
Pepper
Subarachnoid hemorrhage ANS✔✔ Bleeding into the subarachnoid space,
where the cerebrospinal fluid circulates.
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 Schoolflix. Stuvia facilitates payment to the seller.
Will I be stuck with a subscription?
No, you only buy these notes for $14.99. You're not tied to anything after your purchase.