7 (Stuart Ira Fox) Questions With Complete
Solutions
A collection of neuron cell bodies located outside
the CNS is called Correct Answers A ganglion
A drug that inactivates acetylcholinesterase
Correct Answers increases the ability of ACh to
stimulate muscle contraction
A hormone called parathyroid hormone tasked to
help raise the blood calcium concentration.
According to the principles of negative feedback,
and effective stimulus for parathyroid hormone
secretion would be Correct Answers A fall in blood
calcium
According to the fluid mosaic model of the plasma
membrane, Correct Answers proteins are free to
move within a double layer of phospholipids
According to the law of mass action, which of these
conditions will drive the reaction A + B <-> C to
the right? Correct Answers an increase in the
concentration of A and B and a decrease in the
concentration of C
Adult stem cells, such as those in the bone marrow,
brain, or hair follicles can best be described as
,____________, whereas embryonic stem cells are
described as ____________. Correct Answers
multipotent; pluripotent
After the DNA molecule has replicated itself, the
duplicate strands are called Correct Answers
chromatids
Alternative splicing of exons results in Correct
Answers the production of different mRNA
molecules from a common precursor RNA molecule
As the strength of a depolarizing stimulus to an
axon is increased Correct Answers the frequency
with which action potentials are produced
increases
Blood plasma has an osmolality of about 300
mOsm. The osmolality of isotonic saline is equal to
Correct Answers 300 mOsm
Blood vessels and nerves are usually located within
Correct Answers Muscle tissue
Carbohydrates are stored in the liver and muscles
in the form of Correct Answers Glycogen
Cells are separated by large extracellular space is
in Correct Answers Connective tissue
, Cells joined tightly together are characteristic of
Correct Answers Epithelial tissue
Chemical modifications of histone proteins are
believed to directly influence Correct Answers
genetic transcription
Depolarization of an axon is produced by Correct
Answers inward diffusion of Na+
Digestion occurs by means of Correct Answers
Hydrolysis
Enzymes increase the rate of chemical reactions by
Correct Answers Decreasing the activation energy
of the reactants
Glands are derived from Correct Answers
epithelial tissue
Glucose is Correct Answers A monosaccharide
Hyper polarization of the postsynaptic membrane
in response to glycine or GABA is produced by the
opening of Correct Answers Cl- channels
Hyperpolarization is caused by all of these
neurotransmitters except Correct Answers
glutamic acid in the CNS