PATHOPHYSIOLOGY NEURO PHYS EXAM 2 QUESTIONS
WITH DETAILED VERIFIED AND 100% ACCURATE
ANSWERS
Dendrites ___ signals Correct Answers *receive*
Axons signals ___ ___ and is wrapped in ___ ___ to speed up
conduction Correct Answers *send away*
*myelin sheath (lipid)*
The ___ cell decides to *send signals* Correct Answers *soma (cell
body)*
The AP begins at the ___ __ to build electricity Correct Answers *axon
hillock*
Damaged myelin sheath in the *CNS* results in what disorder? What
type of sensitivity is this & what is the treatment? Correct Answers
*Type II, MS*
*Tx: Immunosuppression*
Damaged myelin sheath in *PNS* results in what disorder? What type
of sensitivity is this & what is the treatment? Correct Answers *Type II,
Guillan Barre*
,*Tx: Immunosuppression*
*Sensory* neurons send signals from the ___ to the __ Correct Answers
*PNS to CNS*
*Associational* neurons include ____ at the which nervous system?
Correct Answers *Interneurons @ CNS*
*Motor* neurons send signals from the ___ to the ___ Correct Answers
*CNS to PNS*
*Microglial* are ____ and are _____ cells. They are located at the
*CNS* Correct Answers *Phagocytes, Immunologic Cells*
How is the *BBB selective*? How can we bypass this to get meds to the
brain? Correct Answers *Only allows certain things across the BBB*
*Drill hole into skull*
AP are the ___ signals while NT are the ____ signals. The nervous
system alternates between these signal pathways inside the neuron
Correct Answers *Electrical*
*Chemical*
, Neurons operate on the ___ ___ ___ principle in APs Correct Answers
*All or nothing*
The Na+/K+ pump is what type of transport? Correct Answers *Active
Transport (depo/repo)*
What phase of the AP is energy required? Correct Answers
*Hyperpolarization*
*Gray* matter is mostly ____ cells made up of *protein* Correct
Answers *Soma's*
*White* matter is mostly composed of ___ that are made up of lipids
Correct Answers *Myelin*
There are ___ different neurotransmitters that either are *excitatory or
inhibitory* Correct Answers *30*
What are the 3 layers of *meninges* from external to internal? Correct
Answers *Dura Mater*
*Arachnoid*
*Pia Mater*
WITH DETAILED VERIFIED AND 100% ACCURATE
ANSWERS
Dendrites ___ signals Correct Answers *receive*
Axons signals ___ ___ and is wrapped in ___ ___ to speed up
conduction Correct Answers *send away*
*myelin sheath (lipid)*
The ___ cell decides to *send signals* Correct Answers *soma (cell
body)*
The AP begins at the ___ __ to build electricity Correct Answers *axon
hillock*
Damaged myelin sheath in the *CNS* results in what disorder? What
type of sensitivity is this & what is the treatment? Correct Answers
*Type II, MS*
*Tx: Immunosuppression*
Damaged myelin sheath in *PNS* results in what disorder? What type
of sensitivity is this & what is the treatment? Correct Answers *Type II,
Guillan Barre*
,*Tx: Immunosuppression*
*Sensory* neurons send signals from the ___ to the __ Correct Answers
*PNS to CNS*
*Associational* neurons include ____ at the which nervous system?
Correct Answers *Interneurons @ CNS*
*Motor* neurons send signals from the ___ to the ___ Correct Answers
*CNS to PNS*
*Microglial* are ____ and are _____ cells. They are located at the
*CNS* Correct Answers *Phagocytes, Immunologic Cells*
How is the *BBB selective*? How can we bypass this to get meds to the
brain? Correct Answers *Only allows certain things across the BBB*
*Drill hole into skull*
AP are the ___ signals while NT are the ____ signals. The nervous
system alternates between these signal pathways inside the neuron
Correct Answers *Electrical*
*Chemical*
, Neurons operate on the ___ ___ ___ principle in APs Correct Answers
*All or nothing*
The Na+/K+ pump is what type of transport? Correct Answers *Active
Transport (depo/repo)*
What phase of the AP is energy required? Correct Answers
*Hyperpolarization*
*Gray* matter is mostly ____ cells made up of *protein* Correct
Answers *Soma's*
*White* matter is mostly composed of ___ that are made up of lipids
Correct Answers *Myelin*
There are ___ different neurotransmitters that either are *excitatory or
inhibitory* Correct Answers *30*
What are the 3 layers of *meninges* from external to internal? Correct
Answers *Dura Mater*
*Arachnoid*
*Pia Mater*
