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BIO 253 Exam 1 Questions And Answers With Verified Solutions
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BIO 253 Exam 1 Questions And Answers With Verified Solutions
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BIO 253 Exam 1 Questions And Answers WithVerified Solutions
Terms in this set (164)
In primary and secondary concentration gradient
active transport, at least
one substance will move
against its
The location of the binding direction
sites on the Na-K pump
dictates the _ of solute
movement
By which two modes of SAT and facilitated diffusion
transport does glucose
cross the cell membrane?
Which transport processes anything with a protein
can be saturated?
Where is the Na/K ATPase Basolateral membrane
found in the intestines?
If a cell were to become PAT
depleted of its ATP, which
type of membrane
transport would be most
directly and immediately
affected?
As solute concentration of decreases, increases
a solution increases, water
concentration ___ and
osmotic pressure ___
, Extracellular fluid becomes water toxicity
hypotonic and brain cells
swell
Multi-unit smooth muscle _ lacks, dense
gap junctions and has _
innervation by the
autonomic nervous system
In which muscle types does smooth, cardiac, skeletal
myosin have ATPase
activity?
Which muscle fiber type smooth
experiences slow-wave
potentials
Single-unit smooth muscle _ has, light
gap junctions and has _
innervation by the
autonomic nervous system
Contraction in smooth a phosphatase dephosphorylates myosin
muscle is terminated when
A molecule common to actin
skeletal AND smooth
muscle crossbridge cycling
An overlap of cardiac summation
action potential prevents
Why do we want to prevent so the heart can fill with blood
summation?
Three ways in which cardiac gap junctions, pacemaker cells, innervated by autonomic
muscle is similar to smooth neurons
muscle
Contraction in smooth calcium binds to calmodulin
muscle is initiated when
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