Multiple Choice
The signaling mechanism that converts an electrical signal on the surface of the cell to a Ca2+ signal inside the cell is which of the following?
A) Ligand-gated channels (especially glutamate receptors)
B) Ryanodine receptors
C) IP3 receptors
D) Voltage-gated Ca2+ channels
E) Calmodulin-dependent protein kinase
Correct Answer:

Verified
Correct Answer:
Verified
Q1: Catalytic receptors<br>A) Bind ligands on the surface
Q3: The function of PKA in G
Q4: In a Gs mechanism, what enzyme is
Q5: Turn off of a Gs mechanisms
Q6: Nuclear receptors that alter gene expression bind
Q7: Increases in cytosolic [Ca<sup>2+</sup>] can be involved
Q8: Increased cytosolic [Ca<sup>2+</sup>] involved in signaling can
Q9: The step immediately following the binding
Q10: IP<sub>3</sub> in signaling mechanisms<br>A) Is released form
Q11: Small molecular weight lipophilic hormones usually<br>A) Bind