How our Body protects us

Name: ______________________   Date: ____________

Write the missing letters on the lines to finish each word.

1.
b t
Tiny single-celled living things, some of which cause illness
2.
v
Ultramicroscopic infectious agent that replicates itself only within cells of living hosts
3.
b
The entire physical structure of an organism
4.
m
Protective secretion of the mucous membranes
5.
d s
An illness that harms the body
6.
i m
A person who is ___ to a particular infection
7.
i l
Impairment of normal physiological function affecting part or all of an organism
8.
w d l l
9.
p n
10.
m c r s
Any organism of ___ size (plural)
11.
b n g
The bodily process of inhalation and exhalation
12.
v m
A ___ found in fresh fruits and vegetables
13.
a m
Respiratory disorder characterized by wheezing
14.
a r i
Hypersensitivity reaction to a particular ___ (plural)
15.
h
Strands that grow on your head
16.
s
A natural protective body covering and site of the sense of touch
17.
c
18.
w p
Membranous tube with cartilaginous rings that conveys inhaled air from the larynx to the bronchi
19.
r i r
20.
c
Tiniest unit of living things (plural)
21.
m c o
Magnifier of the image of small objects
22.
d s
The team that is trying to prevent the other team from scoring
23.
r l
24.
i d
Someone who enters by force in order to conquer (plural)