PRIN OF ANAT & PHYS WILEY PLUS ACCESS
15th Edition
ISBN: 9781119659488
Author: Tortora
Publisher: WILEY
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Textbook Question
Chapter 12, Problem 3CTQ
As a torture procedure for his enemies, mad scientist Dr. Moro is trying to develop a drug that
will enhance the effects of substance P. What cellular mechanisms could he enlist to design such
a drug?
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Students have asked these similar questions
Researchers use a technique call RNA interference to knock down (i.e. not completely gone) the Bcl-2 gene in the amygdala of lab animals. What cellular response would you expect to occur?
Question 1 options:
A)
An increase in apoptosis; many cells in the area would die
B)
An increase in axon regrowth after injury
C)
A decrease in cytochrome c levels released from the mitochondria
D)
A decrease in glial cell infiltration after injury
Which of the following is an inhibitor of apoptosis?
Question 3 options:
a)
Caspase
b)
cytochrome c
c)
Bcl-2 family
d)
p53
All except which one of the following can be a function of the heterotrimeric G protein of a GPCR?
a)
inhibit adenylyl cyclase
b)
activate adenylyl cyclase
c)
act as a protein kinase
d)
activate ion channels
Chapter 12 Solutions
PRIN OF ANAT & PHYS WILEY PLUS ACCESS
Ch. 12 - l. What is the purpose of a sensory receptor?
Ch. 12 - What are the components and functions of the SNS...Ch. 12 - 3. Which subdivisions of the PNS control voluntary...Ch. 12 - Prob. 4CPCh. 12 - 5. Describe the parts of a neuron and the...Ch. 12 - Give several examples of the structural and...Ch. 12 - 7. What is a neurolemma, and why is it important?
Ch. 12 - 8. With reference to the nervous system, what is a...Ch. 12 - 9. What types of electrical signals occur in...Ch. 12 - 10. Why are voltage-gated channels important?
Ch. 12 - 11. What is the typical resting membrane potential...Ch. 12 - 12. How do leak channels contribute to resting...Ch. 12 - 13. What is a hyperpolarizing graded potential?
Ch. 12 - 14.What is a depolarizing graded potential?
Ch. 12 - What happens during the depolarizing phase of an...Ch. 12 - Prob. 16CPCh. 12 - 17. What effect does miyelination have on the...Ch. 12 - How is neurotransmitter removed from the synaptic...Ch. 12 - Prob. 19CPCh. 12 - Prob. 20CPCh. 12 - Prob. 21CPCh. 12 - Prob. 22CPCh. 12 - What is a neural circuit?Ch. 12 - What are the functions of diverging, converging,...Ch. 12 - What factors contribute to a lack of neurogenesis...Ch. 12 - What is the function of the regeneration tube in...Ch. 12 - The buzzing of the alarm clock woke Carrie. She...Ch. 12 - Prob. 2CTQCh. 12 - As a torture procedure for his enemies, mad...
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- which In a rare condition in which the immediate release of neurotransmitter is affected, a mutation in gene would be detected. a) syntaxin b) synaptotagmin c) syanptobrevin d) synuclein danarrow_forwardThe p75 receptor differs from Trk receptors in that it a) can promote cell death. b) has high affinity for all neurotrophins. c) only binds a particular type of neurotrophin. d) can bind NGF to promote cell survival.arrow_forwardDo GPCR ligands physically enter the cell through their receptor? a) Yes b) Noarrow_forward
- Cyclic-AMP stimulates which of the following? a) PKA b) PKC c) Ras d) RTKarrow_forwardSynaptic vesicles release into the synapse to give the message to the post synaptic neuron?Multicellular organisms:a) are larger in size than unicellular organisms b) can do a wider variety of functionsFor a stroke patient with hypertension who is a candidate for recombinant tissue plasminogen activator rt pa which blood pressure control strategy is appropriate?arrow_forwardWhen the inhibitory Ga (Gia) protein is mutated and increases its intrinsic GTPase activity, a) Adenylate cyclase become more active b) Gia becomes more active c) Both a and b d) Neither a or barrow_forward
- In intercellular signaling pathways, some receptor proteins can also act as a transcription factor (changing gene expression), because these receptors are ________. A) Group of answer choices B) Intracellular receptors C) Membrane bound receptors D) G protein coupled receptors E) Enzyme linked receptors F) Fast ligand-gated ion channelsarrow_forwardCancer stem cells (CSCs) are cancer cells (found within tumors or hematological cancers) that possess characteristics associated with normal stem cells, specifically the ability to give rise to all cell types found in a particular cancer sample. There are many biomedical engineering based approaches to detect CSCs. 1) What is the importance and advanatge of detecting CSCs? 2) What kind of systems have been developed to detect CSCs? Describe by giving examples. Please explain in detail with your own words.arrow_forwardCancer stem cells (CSCs) are cancer cells (found within tumors or hematological cancers) that possess characteristics associated with normal stem cells, specifically the ability to give rise to all cell types found in a particular cancer sample. There are many biomedical engineering based approaches to detect CSCs. 1) What is the importance and advanatge of detecting CSCs? 2) What kind of systems have been developed to detect CSCs? Describe by giving examples.arrow_forward
- A) Please explain what a G protein coupled receptor is. Please explain how G protein interacts with this receptor. B) Please explain the kind of reactions that follow binding a specific ligand to a G protein coupled receptor. What do these reactions do in the cell? C) How do these reactions work in the cell. What is the function of these reactions in the cell? How do the reactions proceed?arrow_forwardWhich of the following directly phosphorylate tyrosines to start a kinase protein enzymatic cascade? a) Receptor threonine kinase b) Receptor serine kinase c) Receptor tyrosine kinase d) Receptor guanylyl cyclasesarrow_forwardUpon the application of a botulinum toxin to a culture of freshly harvested neurons, a graduate student notices that activated neurons stopped releasing neurotransmitter upon activation. Performing a proteomic analysis she will not find which protein? a) synaptophysin b) synapsin c) syntaxin d) synaptobrevinarrow_forward
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