NEW
Font size
S
M
L
XL
Worksheets10.1 Nervous system (Resting Potential) DB024
Total questions: 10
Worksheet time: 5mins
Name
Class
Date
1.
What is the normal resting potential of a neuron cell membrane?
a)
+40mV
b)
-30mV
c)
+55mV
d)
-70mV
2.
The sodium potassium pump restores the resting potential. By which process does this work?
a)
Osmosis
b)
Diffusion
c)
Facilitated diffusion
d)
Active transport
3.
When a neuron is not engaged in an impulse.
a)
Resting potential
b)
Action potential
c)
Neural potential
d)
Synaptic potential
4.
When a neuron is resting, the inside of the axon has a ____________ charge.
a)
positive
b)
negative
5.
In resting potential, neurons have more _________ on the outside of the cell membrane.
a)
K+
b)
NaCl
c)
Na+
d)
Cl-
6.
In resting potential, neurons have more ____________ on the inside of the cell membrane.
a)
NaCl
b)
Na+
c)
K+
d)
Cl-
7.
Which one of the following is involved in maintaining a resting membrane potential?
a)
Na+/K+ ATPase pump moves 3Na+ in for every 2K+ out
b)
Na+/K+ ATPase pump moves 3K+ in for every 2Na+ out
c)
Na+/K+ ATPase pump moves 3Na+ out for every 2K+ in
d)
Na+/K+ ATPase pump moves 3K+ out for every 2Na+ in
8.
When a neurone has not been activated, it is resting, the membrane is said to be...
a)
polarised
b)
depolarised
c)
hyperpolarised
9.
True or False: A resting neurone isn't using any ATP
a)
True
b)
False
10.
Which of the following is NOT true of the Sodium-Potassium Pump?
a)
3 sodiums are pumped out
b)
2 potassiums are pumped out
c)
energy is used
d)
ions are moved against the gradient
Reset
