Voltage gated k channels - Study guides, Class notes & Summaries
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EEOB 4550 Exam 1 and 2 Questions for Final Exam 2024-2025
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Based on Question 5: Know the typical electrical and concentration/chemical gradients that exist across the plasma membrane of a neuron for Na+, K+ and Cl-. Based on these gradients, be able to state what direction each ion moves across the membrane - -[Na+]out >> [Na+]in 
-[K+]out << [K+]in 
-Differences maintained by Na+ K+ ATPase pump; 3 Na+ ions out, 2 K+ ions in, creates a net loss of positive ions 
-resting membrane potential is -50 to -80 mV 
-for K+ and Cl-, concentration and...
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CNIM Exam Questions to Re-Study
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CNIM Exam Questions to Re-Study 
What is the initial event that occurs when the action potential threshold of a neuron is reached? 
- answer-Voltage gated Sodium channels open 
What does the sodium potassium pump do? - answer-Pumps K+ into cell and Na out of cell 
Which of the following has the greatest effect on SSEP Monitoring? 
-Fentanyl 
-Diazepam 
-Pavulon 
-Sevoflourane - answer--Diazepam 
Which of the following is a barbituate? 
-Remifentanil 
-Methohexital 
-Curare 
-Nitrous Oxide - answ...
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psychopharmacology Objective Assessment Guide Exam Questions and Already graded Solutions and Assured Satisfactions 2024/2025
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psychopharmacology Objective Assessment Guide Exam Questions and Already graded Solutions and Assured Satisfactions 2024/2025 
 
Drug X passes through the blood-brain barrier via active transport. What does this mean? - correct answer It lacks the properties for passive diffusion and must use mechanisms that penetrate endothelial cell membranes 
 
At rest, neurons have an electrical charge across the membrane of - correct answer -70 mV (resting potential), with the inside being more negative tha...
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Anatomy And Physiology From Science to Life, 2nd Edition by Jenkins, Gail - Test Bank
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1. 
Which of the following tissues is always avascular? 
A) 
connective tissue 
D) 
epithelial tissue 
B) 
muscle tissue 
E) 
nervous tissue 
C) 
skeletal tissue 
 
 
 
Ans: D Difficulty: Medium 
 
2. 
A scientist who examines tissue changes that might indicate disease is called a 
A) 
histologist. 
D) 
epidemologist 
B) 
radiologist. 
E) 
endocrinologist. 
C) 
pathologist. 
 
 
 
Ans: C Difficulty: Easy 
 
3. 
The tissue lining body cavities is 
A) 
epithelial tissue. 
D) 
m...
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Straighterline A&P II Quiz 2 with Complete Solutions 2024
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Straighterline A&P II Quiz 2 with 
Complete Solutions 
What event(s) occur during the QRS complex of an ECG? 
a. depolarization of the atria 
b. repolarization of the ventricles 
c. depolarization of the atria and repolarization of the ventricles 
d. depolarization of the ventricles and repolarization of the atria -Answer-d. 
depolarization of the ventricles and repolarization of the atria 
Blood in the pulmonary veins returns to the 
a. right atrium. 
b. left atrium. 
c. right ventricle. 
d. le...
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BIO201 Graded Exam 3 Topic 12: Spinal Cord, Spindal Nerves, Brain and Cranial Nerves FALL 2023
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Which of the following situations occurs in electrically excitable cells? 
Select one: 
a. The sodium-potassium pump moves sodium into the cell. 
b. The opening and closing of ligand-gated channels cause depolarization. 
c. Sodium ion channels are opened by high extracellular calcium levels. 
d. When Na ion channels open, K ion channels close. 
e. Depolarization causes voltage-gated sodium ion channels to open. 
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Question 2 
Correct 
5.00 points out 
of 5.00 
Question 3 
Correct ...
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HUBS 191 Nervous System test| Questions & 100% Correct Answers
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Resting membrane potential - -70mV 
Open - Voltage gated ion channels are ? at -60mV 
Inactive - Voltage gated ion channels are ? at+30mV 
Na+ - Extracellular fluid as a high ? concentration and is therefore positive in comparison to the ICF 
K+ - Intercellular fluid has a high ? concentration and is therefore slightly negative in comparison to 
the ECF
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BIOS 1300 Exam 4 (2023/2024) Already Passed
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BIOS 1300 Exam 4 (2023/2024) Already Passed what are the functions of the nervous system sensory integration motion 
what is the sensory function of the nervous system recognize changes in environment 
what is the integration function of the nervous system analysis of sensory information 
what is the motor function of the nervous system signals to effectors 
what are the two divisions of the nervous system central and peripheral 
what is the sensory division of the peripheral nervous system soma...
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NBME eee 30 + 27 || with 100% Errorless Solutions.
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HIV encephalopathy correct answers dx of clusion, 
 
brain biopsy characteristically demonstrates microglial nodules with multinucleated giant cells 
 
PML (progressive multifocal leukoencephalopathy) correct answers A fatal disease characterized by multifocal demyelination in the brain. Caused by reactivation of a latent JC virus in patients who are immunosuppressed (e.g., due to AIDS, hematologic malignancies, posttransplant) 
 
Fibronectin correct answers is essential for fibroblast migratio...
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PSIO 303 Questions And Answers With Verified Updates
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As the Metabolic Syndrome progresses towards overt type 2 diabetes, symptoms typically arise 
chronologically. Which of the following arrangements best represents the chronological order of their 
development, from earliest to latest. 
A. Hyperinsulinemia, insulin resistance, central adiposity, retinopathy. 
B. Central adiposity, insulin resistance, hyperinsulinemia, retinopathy 
C. Retinopathy, central adiposity, insulin resistance, hyperinsulinemia 
D. Insulin resistance, hyperinsulinemia, cen...
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