In the absence of transport mechanisms, ions would only move across the membrane along their electrochemical gradient. What consequences would this have?
A) The concentration gradients and the potential across the cell membrane would disappear.
B) The concentration gradients across the membrane would be recovered through passive mechanisms relying on Donnan equilibrium.
C) The resting membrane potential of the cells would become more hyperpolarized.
D) Neurons would continuously fire action potentials.
E) Astrocytes, not neurons, would rest at 0 mV.
Correct Answer:
Verified
Q1: Unlike secondary active transport, primary active transport
A)
Q3: What drives primary active transport?
A) Ion exchange
B)
Q4: What drives secondary active transport?
A) Metabolic energy
B)
Q5: Why is the sodium-potassium exchange pump said
Q6: What is the first event for ion
Q7: How does the sequence of events underlying
Q8: How does rise in intracellular sodium concentration
Q9: What is one of the main functional
Q10: What is one of the main functional
Q11: Which intracellular organelles contribute to return the
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