What does the heart automatically adjust the flow or blood to match activity levels?

Acoastal community is drafting a plan in case of a hurricane. which action is an appropriate element for an effective plan? 1.) creating a map of areas that are not affected by storm surge 2.) plotting the location of all fire hydrants along major travel routes 3.) relocating any individuals who might be affected by the disaster 4.) identifying multiple evacuation routes for each area of the community

Which of these is most likely to prevent pregnancy? a. tracking of female body temperature to identify ovulation times b. proper condom use c. male withdrawal before ejaculation d. proper spermicide use

What happens in the process of photosynthesis