Gated transport Samenvattingen, Aantekeningen en Examens

Lithium - Answer Action: alters cation transport in the nerve and muscle indication: euphoric mania, rapid cycling, maintenance therapy CKD, AE: GI effects, tremor, polyuria Pearls: monitor plasma levels, reduce dose w/renal failure, use caution w/ concurrent diuretics, use to protect against suicide Lamotrigine (Lamictal) - Answer Action: affects sodium channel ion transport and enhances the effect of GABA indications: maintenance, monotherapy for bipolar disorder AE: benign rash, G...

SJ Singer and G Nicolson - 1972- proposed that membrane proteins are dispersed, individually inserted into phospholipid bilayer with their hydrophilic regions protruding Fluid Mosaic Model - -behaves like liquid -contains numerous diff. types of proteins -not held in one place, constantly moving Proteins - embedded in the membrane need to have amino acids that interact with water/ repel water to be inside the membrane Membrane Fluidity - -membranes are locked in place -held together by h...

Chapter 03 Testbank Student: ___________________________________________________________________________ 1. In biological systems, energy can be stored as A. potential energy. B. kinetic energy. C. heat. D. mechanical energy. E. All of the answers are correct. 2. According to the first and second laws of thermodynamics A. energy flows spontaneously from systems with high free energy to systems with low free energy in a series of step-by- step transformations. B. the quantity of energy i...

BIOC 3560 Final Exam Questions With Answers | Latest Updated 2023/2024. Which of the following best describes the effects of insulin signaling on glycogen synthase kinase 3 (GSK3) and glucose transporters in liver cells? a. inactivation of GSK3 and inhibition of GluT4 transporters b. inactivation of GSK3 and internalization of GluT4 transporters c. inactivation of GSK3 and movement of GluT4 transporters to the cell surface d. activation of GSK3 and movement of GluT4 transporter to the cell ...

kinesin correct answers + directed motor protein Dynein correct answers - directed motor protein where is kinesin synthesized? correct answers cytoplasm (slow transport) where dynein synthesized? correct answers RER (fast transport) Schwann cells correct answers myelinating cells of the PNS - myelinates one axon - able to repair themselves if severed Oligodendrocyes correct answers myelinating cells of the CNS - myelinates many axons - unable to repair themselves Astrocytes...

BIO 353 - Cell Biology Spring 2019 Exam 2 (100 points) Version A This is a closed-book exam. Collaboration, or the use of books, notes, or handouts, is not allowed. Please turn off and put away all cell phones, pagers, music players, and other electronic devices. The exam consists of 50 multiple-choice questions. The questions are worth 2 points each, for a total of 100 points. Select the best answer to each question and enter your answer on a Scantron form. Be sure to indicate on the Sc...

Psych 115 Midterm 1 UCLA Exam Questions and Answers 100% Pass What are the three layers of protective layer called? Meninges - Dura Mater (thick outer layer) - Arachnoid (Spongy middle layer) - Pia Mater (thin inner layer) What is the organ that constantly manufactures the CSF? choroid plexus, which resides in hollow tubes and cavities called ventricles Where does the action potential originate? Integration zone (or active zone) What are the three types of neurons? Multipo...

BIOC 3560 Final Exam Questions and Answers Latest Updated 2023/2024. The following are some multiple choice questions to help you prepare for the Final Examination. I would recommend that you answer the questions before you look at the answers, which are listed at the bottom of the question set. Each question is worth 1 mark. 1. In the voltage-gated sodium channel, a. helix S6 is the voltage sensor b. helix S4 is the voltage sensor c. helix S4 contains the inactivation gate d. one subunit...

Which of the following statements is true for phospholipids and sphingolipids? - Both have an amphiphatic organization Why is cholesterol able to integrate into a lipid bilayer? - Because it prevents the dense packing of phospholipids Which of the following statement best describes how bacteria in a hot spring control the fluidity of their plasma membrane? - They increase the percentage of lipids with unsaturated hydrocarbon chains in their plasma membrane. Which activity can only be do...

Compartmentalization correct answers The segregation of functions into different compartments; in the cell, increases the efficiency of chemical reactions Lipid correct answers Any organic molecule that is poorly soluble or virtually insoluble in water but is soluble in nonpolar organic solvents; make up the membranes of cells Membrane correct answers Made of either phospholipids or phospholipids and sterols; often bilayers with polar head group facing outside from hydrophobic tails Per...