Nastia is in the process of having her first baby. As she has read a lot about birthing, when the doctor tells her that the baby's head is now passing through the cervix, she would correctly recognize that she is in the _____ stage of the labor process

Of the following individuals, the one MOST likely to commit suicide would be a:

A) 10-year-old with high serotonin activity. B) 10-year-old with low serotonin activity. C) 40-year-old with high serotonin activity. D) 40-year-old with low serotonin activity.

The extra capacity of the heart or kidneys to respond to higher than normal or stressful physiological demands is called ______

Fill in the blank with correct word