Gated channels - Study guides, Class notes & Summaries

Benzodiazepines (Diazepam, Lorazepam, Clonazepam, Clobazam) correct answer: Increase GABA-ergic neurotransmission. Diazapam: Status epilepticus Lorazepam: Status epilepticus Clonazepam: absence seizures (blocks t-type Ca2+ channels) Clobazam: Lennox-Gastaut syndrome WITHDRAWAL TRIGGERS SEIZURES. SEDATION & RESPIRATORY DEPRESSION Other adverse effects: CNS depression, GI upset, suicidal behavior Carbamazepine correct answer: Blocks voltage-gated Na+ channels by binding to inactivation...

Communication between human CNS neurons at synapses is: correct answer: Chemical An example of volume neurotransmission is: correct answer: Dopamine in the prefrontal cortex The direct role of transcription factors is to: correct answer: Influence gene expression The term epigenetics refers to: correct answer: A process determining whether a given gene is expressed or silenced Presynaptic reuptake transporters are a major method of inactivation for which of the following? correct...

Porth's Essentials of Pathophysiology 5th edition TEST BANK By Tommie With Verified Questions And Answers Graded A + Chapter 1 1.Although the basic structure of the cell plasma membrane is formed by a lipid bilayer, most of the specific membrane functions are carried out by: A) Bound and transmembrane proteins B) Complex, long carbohydrate chains C) Surface antigens and hormone receptors D) A gating system of selective ion channels Ans: A Feedback: The functions of plasma membra...

Bio 181 ASU Exam 3 Questions with complete solutions List the 4 types of glial cells and list a phrase to describe their function. - answer1. Schwann cells wrap around the axon of a cell in the PNS, while providing electrical insulation. 2. Oligodendrocytes do the same thing as Schwann cells but they do it in the CNS. 3. Astrocytes protect the brain from toxic chemicals. 4. Microgilia protect the brain. T/F When the presynaptic cells contacts a muscle cell, the synapse area is called a mo...

NURS 8022 Exam 1 Questions With Correct Answers 100% Negative Feedback - ANSWER Promotes stability; cancels out the original response. Ex: High FSBS, increased insulin by the pancreas Positive Feedback - ANSWER Promotes a change in one direction; instability, DISEASE. Ex: Blood clotting, platelet cascade Proteins - ANSWER Provide selectivity to a membrane Integral proteins - ANSWER channels, pores, carriers, enzymes, receptors, second messengers Peripheral proteins - ANSWER Enzy...

TEST BANK FOR PORTH'S ESSENTIALS OF PATHOPHYSIOLOGY 5TH EDITION BY TOMMIE L. NORRIS ALL CHAPTERS COVERED ISBN-10; 1975107195/ ISBN-13; 978-1975107192/ GRADED A Page 1 Porth's Essentials of Pathophysiology 5th edition TB_ 1. Chapter 1 Although the basic structure of the cell plasma membrane is formed by a lipid bilayer, most of the specific membrane functions are carried out by: A) Bound and transmembrane proteins B) Complex, long carbohydrate chains C) Surface antigens and ho...

GTC BIO2113 Final Exam Review 2023 with complete solution Visceral Tissue that covers organs Parietal Tissue that covers an entire cavity Pleura Tissues found in Thoracic cavity Peritoneum Tissues that line Abdominopelvic Cavity Endocrine, Nervous Two systems integral to homeostasis Negative Feedback Opposes variations from "normal" in body to maintain homeostasis Antecubital Pertaining to front of elbow Pollex Thumb Calcium Homeostasis acquired by taking from bone, food. V...

BIOS 252 COMP Exam Questions And Answers With Latest Set When compared to a classic lever system, the synovial joints of our Musculoskeletal system play the role of the _________? A. Weight B. Force C. Fulcrum D. Lever E. Resistance ANS C. Fulcrum. Which of the following event will occur when depolarizing graded potential's reach the membrane of the axon Hillock, causing its membrane potential to reach threshold? A. Ligand-gated Ca++ channels close rapidly B. Voltage-gated Ca...

Ligand-gated ion channels, modulates cell excitability by allowing the flow of calcium and sodium ions into the cell. Located at the CNS in neurons and glia. Excess has resulted in schizophrenia, epilepsy, and mania Ligand-gated ion channels, strengthens synapses and involved in strong memory formation. Excess is associated with memory and learning impairments, psychosis, and excitotoxic brain injury Ligand-gated ion channels Functions as post synaptic inhibition by CI-influx Lack of...

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....