Fill in the Blanks Circulatory Review ObjectivesOnline version Circulatory Review Objectives fill in the blanks by Michelle Testa 1 heart vessels connected heart tissues energy rate systems wrist more not carried vessel stethoscope intense circulatory blood around organs function more pump tubes digestive oxygen carry move cells respiratory respiration Lots of cells together create . Lots of tissues together create . Lots of organs together make organ . The of the circulatory system is to cells , gases , nutrients , waste , and other molecules & chemicals the body , to and from . The system is made up of the , the blood , and the . The heart's function is to the blood . The blood vessels are the that the blood moves through . The function of the blood is to the molecules to and from the cells . The circulatory system is to all of the other systems in the body . Nutrients from the system and oxygen from the system are to all of the cells in the body . You can find your heart ( pulse ) by placing two fingers on the blood in your throat , just under your jaw ; or by placing two fingers on the blood vessel in your ; or by using a to listen directly to your . More activity will increase a person's heart rate . This is because faster heart beats pumps blood to the muscles , so sugar and oxygen are delivered , so more can be made during cellular ! The lungs are part of the circulatory system , but the blood must travel to the lungs to pick up and drop off carbon dioxide .