to hit in the head.You had better put on a helmet or you're for sure going to get domed. See more words with the same meaning: to hit one's head. Last edited on Dec 16 2010. Submitted by Aaron from Los Angeles, CA, USA on Dec 10 2002. +
Extracts from this document... Introduction. ï»¿Explain how the digestive, cardiovascular and respiratory systems are interrelated There are many systems within the body; all the systems have to work with one another in order to keep the body going and functioning as it should.he food that is eaten is digested by the digestive system and the nutrients are given to the body via the blood, this is the same for the respiratory system as oxygen that is breathed in allows us to breathe as well as providing it to the rest of the body via the heart. ...read more.
The circulatory system is often seen to comprise two separate systems: the cardiovascular system, which distributes blood, and the lymphatic system, which circulates lymph. The passage of lymph for example takes much longer than that of blood. Blood is a fluid consisting of plasma, red blood cells, white blood cells, and platelets that is circulated by the heart through the vertebrate vascular system, carrying oxygen and nutrients to and waste materials away from all body tissues.