Voltage gated k channels - Study guides, Class notes & Summaries

Test Bank Pathophysiology 7th Edition BanasikContents Chapter 01: Introduction to Pathophysiology ................................................................................................................................. 2 Chapter 02: Homeostasis, Allostasis, and Adaptive Responses to Stressors.................................................................................... 5 Chapter 03: Cell Structure and Function..........................................................................

Psychopharm Exam 1 practice 170 Questions with Verified Answers The PMHNP is evaluating a 68-year-old man for symptoms of major depression. While assessing the appearance of the patient, an obvious left-sided ptosis is noted. Which cranial nerve is directly linked to this condition? a. III b. IV c. V d. VI - CORRECT ANSWER A A 55-year-old woman has been referred for a psychiatric evaluation for a change in personality, lack of impulse control, and increasingly reckless decision-making....

Exam 2: BIO 202/ BIO202 (Latest 2024/ 2025 Update) Human Anatomy and Physiology II|| 100% Correct| Grade A (Verified Answers)- GCU Q: "partial obstruction of coronary blood flow can cause chest pain, pain caused by ischemia, often activity dependent"? Answer: Angina Pectoris Q: "Complete obstruction causes death of cardiac cells in affected area, pain or pressure in chest that often radiates down left arm"? Answer: Myocardial Infraction Q: "Vessels that ha...

Branchlike parts of a neuron that are specialized to receive information - Answer-Dendrites The part of the neuron that contains the nucleus, which processes and integrates information - AnswerCell Body / Soma A threadlike extension of a neuron that carries nerve impulses away from the cell body - Answer-Axon Nerve - Answer-A bundle of axons makes up a ___ Branches of the axon that allow one neuron to pass the signal to multiple effectors - Answer-Axon Collaterals At the axon hillock - Ans...

NSC EXAM #1 QUESTIONS & ANSWERS 2024/2025 the big picture of synaptic transmission - ANSWERSthumbtack causes mechanically-gated Na+ channels to open, sending an action potential down the axon using voltage-gated Na+/K+ channels, causing voltage-gated Ca2+ channels to open and activate snare proteins that bind synaptic vesicles to the membrane and causes release of NT importance of synapses - ANSWERSrich diversity allows for complex behavior; place where most psychoactive drugs act; defec...

Mam Phys Final Exam 1 Questions & Answers 2024/2025 1. All of the following are true statements about the action potential EXCEPT: a) Opening of the voltage-gated Na-channels will move the membrane potential to the equilibrium potential of Na. b) Opening of voltage-gated K-channels will move the membrane potential to the equilibrium potential of K. c) The Hodgkin cycle causes the fast change in membrane potential during the rising phase of the action potential. d) The falling phase of ...

NROB60 FINAL NOTES Exam Questions With 100% Verified Answers Properties of the action potential - answerrising phase overshoot falling phase undershoot What happens when the current reaches threshold? - answergenerate APs at a low rate What happens when current increase? - answerrate of AP generation increases increases the frequency of AP (all or none situation) What does the firing frequency of APs reflect? - answerthe magnitude of the DEPOLARIZING current (since hyperpolarizing wou...

NURS 5315 Advanced Patho Exam 1 with Complete Solutions Steps of the Action Potential Correct answer Depolarization Repolarization Hyperpolarization Depolarization Correct answer movement of the intracellular charge towards zero (more positive charge) Voltage gated Na channels open and allow Na to enter the cell -> voltage inside the cell moves towards zero Repolarization Correct answer Once the intracellular charge reaches zero, the negative polarity of the inside of the cell i...

NSG 531 Advanced Pharmacology Exam 3 Questions With Correct Answers Latest Updated 2024/2025 Graded A+. what is the difference between cardiac myocyte action potential and that of the CNS or ANS? - ANSWER nerve cell action potential is very short cardiac action potential is much longer they are longer to have adequate filling time in order to get a good contraction for a reasonable bolus of blood the only way this can happen is if the action potential is longer this will also mean that the...

Action potentials are first generated at the axon hillock because this is where a high concentration of _______ are located. a. non-gated K+ channels b. voltage-gated Na+ channels c. transporters d. Na+/K+ pumps - ANSWER b

Phosphatase correct answers This myosin-actin interaction forms the basis of the cross-bridge cycle (CBC), which causes muscle contraction, as in skeletal -bridge cycling (CBC) requires phosphorylation of the myosin light chain (LC20). A .............. is an enzyme that removes a phosphate group from its substrate composed of actin and are dynamic and are lengthen by polymerization or shortened by depolarization correct answers microfilaments are provide strucule support for the cell ...