100% satisfaction guarantee Immediately available after payment Both online and in PDF No strings attached
logo-home
PNB Exam 3 Questions and Answers 100% Solved | Rated A+ $11.49   Add to cart

Exam (elaborations)

PNB Exam 3 Questions and Answers 100% Solved | Rated A+

 0 view  0 purchase
  • Course
  • PNB
  • Institution
  • PNB

PNB Exam 3 Questions and Answers 100% Solved | Rated A+ What type of neuron are each of the following terms: interneuron, motor neuron, or sensory neuron A. Afferent neuron B. Efferent signal C. Integrating center D. Input signal E.Output signal - A. Afferent neuron -sensory neuron B. Effe...

[Show more]

Preview 3 out of 29  pages

  • October 22, 2024
  • 29
  • 2024/2025
  • Exam (elaborations)
  • Questions & answers
  • PNB
  • PNB
avatar-seller
JOSHCLAY
©JOSHCLAY 2024/2025. YEAR PUBLISHED 2024.

PNB Exam 3 Questions and Answers

100% Solved | Rated A+


What type of neuron are each of the following terms: interneuron, motor

neuron, or sensory neuron



A. Afferent neuron

B. Efferent signal

C. Integrating center

D. Input signal

E.Output signal - ✔✔A. Afferent neuron -sensory neuron

B. Efferent signal -motor neuron

C. Integrating center -interneuron

D. Input signal -sensory neuron

E.Output signal -motor neuron

Name the four kinds of glial cells found in the CNS, and describe the

function(s) - ✔✔Astrocytes -provides support, secretion, absorption

,©JOSHCLAY 2024/2025. YEAR PUBLISHED 2024.

Oligodendrocytes -form myelin

Microglia -act as scavengers

Ependyma -line ventricles

What is a ganglion? What is the equivalent structure in the CNS? - ✔✔A

ganglion is a cluster of nerve cell bodies outside the CNS. The CNS

equivalent is a nucleus

Peripheral nerves are equivalent to what organizational structure in the

CNS? - ✔✔Tracts are the CNS equivalent of peripheral nerves

If the concentration of H+ in cerebrospinal fluid is higher than that in the

blood, what can you say about the Ph of the CSF? - ✔✔When H+

concentration increases, pH decreases, which means CSF pH must be

lower than blood pH (more acidic)

Is cerebrospinal fluid more like plasma or more like interstitial fluid? -

✔✔Cerebrospinal fluid is more like interstitial fluid because both these

fluids contain little protein and no blood cells

If a blood vessel running between the meninges ruptures as a result of a

blow to the cranium, what do you predict might happen? - ✔✔Blood will

, ©JOSHCLAY 2024/2025. YEAR PUBLISHED 2024.

collect in the space between the membranes, pushing on the soft brain

tissue under the skin (subdural hematoma)

Oxidative phosphorylation takes place in which organelle? -

✔✔Mitochondria

In a subsequent experiment, a student of Ehrlich's injected the dye into the

cerebrospinal fluid of the same animals. What do you think he observed

about staining in the brain and in other body tissues? - ✔✔The brain

stained blue this time, but none of the other body tissues were stained

because the dye was unable to cross the BBB and enter the bloodstream

In the late 1800s the scientist Paul Ehrlich injected blue dye into the

bloodstream of animals. He noticed that all tissues except the brain stained

blue. He was not aware of the blood brain barrier and drew a different

conclusion from his results. What other explanation might Ehrlich have

proposed? - ✔✔Some property of the brain tissue made it resistant to

staining by the dye

Name the two metabolic pathways for aerobic metabolism of glucose. What

happens to NADH produce din these pathways? - ✔✔Glycolysis and the

citric acid cycle

The benefits of buying summaries with Stuvia:

Guaranteed quality through customer reviews

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

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

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 JOSHCLAY. Stuvia facilitates payment to the seller.

Will I be stuck with a subscription?

No, you only buy these notes for $11.49. You're not tied to anything after your purchase.

Can Stuvia be trusted?

4.6 stars on Google & Trustpilot (+1000 reviews)

84669 documents were sold in the last 30 days

Founded in 2010, the go-to place to buy study notes for 14 years now

Start selling
$11.49
  • (0)
  Add to cart