If foreign substances pass the body's first line of defense and into the bloodstream, what happens? they are attacked by saliva or mucous. they are attacked by lymphocytes. the body has no other defense.

They are attacked by lymphocytes.

the answer for this worksheet are the following:

1.            u

2.            e

3.            i

4.            o

5.            e

6.            h

7.            l

8.            e

9.            s

10.    y

11.    d

12.    e

13.    v

14.    r

15.    f

16.    r

17.    l

18.    c

then the given to crack is 6 12 3 9 15 1 17 7 10 14 8 18 4 13 2 16 5 11

the answer is he is fully recovered