Questions with the keyword 'blood'

• What happends when to much blood goes to your brain? by amyyy1 and 1 other. to Emma, Kristyn, Peter . Comments: (No comments so far)
• my friend said that your blood is blue inside your body and it changes to red when it reaches oxygen, is this true by sarahisawesome1 to Emma, Josie, Kristyn, Peter, Sarah . Comments: (No comments so far)