Test Bank for Berne and Levy Physiology, 7th Edition (Koeppen, 2018), Chapter 1-44 | All Chapters. Section 1: Cellular Physiology 1. Principles of Cell and Membrane Function 2. Homeostasis: Volume and Composition of Body Fluid Compartments 3. Signal Transduction, Membrane Receptors, Second Messenge...
, Berne and Levy Physiology 7th Edition KoeppenTest Bank
Koeppen: Berne and Levy Physiology, 7th Edition
Chapter 01: Principles of Cell
FunctionTest Bank
Multiple Choice
M
1. The subcellular structure that degrades proteins is called the:
ED
A. Tight junction
B. Mitochondria
C. Lysosome
D. Plasma membrane
E. Ribosome
C
ANS: C
2. An experiment is done to measure the uptake of an amino acid into a cell. The following
O
data are obtained:
N
N
N
O
If Na+ is removed from the extracellular bathing solution, or if a drug is added that prevents the
cell from making adenosine triphosphate (ATP), the uptake of amino acid into the cell is
markedly reduced. According to this information, which of the followingmechanisms is
IS
probably responsible for the transport of the amino acid into the cell?
A. Passive diffusion through the lipid bilayer
SE
B. Uniporter
C. Transport ATPase
D. Na+ symporter
E. Na+ antiporter
ANS: D
U
3. A membrane permeable by only Na+ separates two compartments containing
Na2SO4,shown as follows:
R
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