Types of Ion Channels

Q.

How does the sodium-potassium pump work?

Q. Pumps are not associated with :

1. Non-specific nature
2. Uphill transport
3. Transport from low concentration to high concentration
4. Direct or indirect ATP consumption
   

Q. The sodium-potassium pump functions to pump ions into the cells and ions out of the cell.

1. sodium
2. iodide
3. chloride
4. potassium

Q. Which is the principal mineral cation in the extracellular fluid.

Q. What does it mean for something to become ionized?

Q. Select the option responsible for restoring resting membrane potential of a neuron

1. Voltage gated ${Na}^{+}$ channels
2. Voltage gated $K^{+}$ channels
3. Leaky channels for $K^{+}$
4. ${Na}^{+}/K^{+}$ pump

Q. The proton-pumps provide energy to cells through.

1. pH gradient and electro potential gradient
2. ATP and ADP
3. Auxins and hormones
4. Carbolwdrates and lipids

Q.

Leakage channels are regulated by _________.

1. Voltage

2. Chemicals

3. Nothing

4. Heat

Q. Leakage channels are regulated by .

1. voltage
2. chemicals
3. nothing
4. heat

Q. Leakage channels are regulated by .

1. voltage
2. chemicals
3. nothing
4. heat

Q.

Leakage channels are regulated by _________.

1. Heat

2. Voltage

3. Chemicals

4. Nothing

Q. Leakage channels are regulated by .

1. voltage
2. chemicals
3. nothing
4. heat