What is the heart doing to create systolic pressure?

Explain why some cells in a females body respond to reproductive hormones while other cells do not.

What regulations are provided to ensure that the physical location of a childcare center conforms to required regulations set by the respective governing body of that area?

Which describes the effect of prolonged stress on blood pressure? it causes blood pressure to decrease. it has little or no effect on blood pressure. it causes the heart to pump with more force. it causes blood pressure to increase.