Digestive	Circulatory System	Nervous System	Hodge podge
5 Nutrients What do cells need to do their work?	5 Plasma What is the watery part of the blood called?	5 Tiny branches of nerve cells What are nerve endings?	5 Gather information What do sense organs do?
10 Esophagus What organ pushes food from the mouth to the stomach?	10 Four How many parts does the blood have?	10 Eyes Where does most of the information for the brain come from?	10 Enzymes in saliva What changes starches into simple sugars?
15 Enzymes What changes the food in the stomach?	15 To the heart Where do veins carry blood?	15 The tongue and nose What two sense organs give the most information about food?	15 Platelets What helps heal a cut in the skin?
20 Two to four hours How long does food stay in the stomach?	20 Receives blood from the veins What does the atrium do?	20 To the brain Where do the messages from the nerve cells go?	20 Blood is pumped through the lungs where it picks up oxygen How do body cells receive oxygen?
25 It changes food into nutrients What does the digestive system due with food?	20 The white blood cells What part of the blood protects the body from disease?	25 Five How many kinds of nerve endings does the skin have?	25 Nerve endings in the skin gather the information on the temperature and sends it to the brain. How would your brain know it is cold outside?

Unit D Science

How many teams are playing ?
Time given to answer each question ?