In human females, follicle stimulating hormone (FSH) is released from the pituitary gland. One of its many functions is to regulate the reproductive cycle in the ovaries and uterus including the cyclic production of estrogen. What type of cell communication does this represent?
15 points
15
Question 2
2.
Ligand is another name for which molecule in a cellular communication pathway?
15 points
15
Question 3
3.
Which step below would be the final step in a signal transduction pathway?
15 points
15
Question 4
4.
Which part of the neuron receives a signal from other neurons or sensory cells?
20 points
20
Question 5
5.
Rearrange the steps of the action potential by using the graph above.
Resting potential
Repolarization
Hyperpolarization
Depolarization (threshold)
Depolarization (All or none rule)
20 points
20
Question 6
6.
Describe each step of the action potential using the graph and the numbered steps. Make sure you are talking about Na+ and K+ changing gradients as well as change in voltage of the cell. You should also mention the types of channels opening and closing.