from the foods that are digested does any of it enter the blood stream?
by

Your answer

Your name to display (optional):
Privacy: Your email address will only be used for sending these notifications.
Anti-spam verification:
To avoid this verification in future, please log in or register.

1 Answer

is the blood system a closed system or are anything substances able to enter it?
by

Related questions

1 answer
asked Feb 16, 2012 by anonymous | 77 views
0 answers
asked Sep 23, 2013 by anonymous | 53 views
1,286 questions
1,122 answers
30 comments
9,786 users