______activates the myosin head, “cocking” it in an extended position (cross bridge forms)

Which of these regions are involved in motor control?

Both cerebrum and cerebellum have ______ matter in their surface cortex and deeper nuclei, and _______matter deep to the cortex

Pyridazine is a weak base with a Kb of 2.8×10-11.  A mixture of this base with its conjugate weak acid would make a buffer that would be most effective in the pH range of _________?

Opening of _____gates typically leads to depolarization of the plasma membrane

The ____(“fight or flight”) causes an increase in HR, BP, airflow, blood glucose levels, etc

In the figure above. What does #2 represent?

In the figure above.  What does #1 represent

Congratulations! You have discovered a new antibiotic. It is carbohydrate-like. On the basis of this information, its target is most likely which of the following?

Which of the following pH’s represents a neutral solution?