Matching Pairs UNIT 1 NATURAL SCIENCE 4 PRIMARIA THE HUMAN BODY .LOCOMOTOR SYSTEMOnline version PARTES DEL APARATO LOCOMOTOR by rosi rorobar 1 ligaments connect 2 your skeleton protect your 3 your muscles contract and relax when 4 your skeleton's bones join together 5 Tendons connect 6 Your muscles give your body the bones and joints at joins muscles and bones shape they receive messages from your brain. internal organs and support your body