Chapter 23:
Immune System
Practice Test
1.
What is a solution of antibodies and blood serum?
a.
vaccine
b.
histamine
c.
antibiotic
d.
antiserum
Hint
2.
What are poisonous chemicals produced by living bacteria?
a.
hormones
b.
endotoxins
c.
microbes
d.
exotoxins
Hint
3.
In which area would you NOT expect to find lymph nodes?
a.
armpits
b.
groin
c.
neck
d.
toes
Hint
4.
What are white blood cells that act as scavengers when they engulf and digest pathogens?
a.
macrophages
b.
B cells
c.
T cells
d.
lymphocytes
Hint
5.
What is a cell that defends against body cells in which viruses are reproducing?
a.
cytotoxic T cell
b.
endotoxin
c.
exotoxin
d.
suppressor T cell
Hint
6.
What are white blood cells that mature within the bone marrow?
a.
macrophages
b.
T cells
c.
receptors
d.
B cells
Hint
7.
What cells counteract the effect of helper T cells?
a.
suppressor T cells
b.
B cells
c.
plasma cells
d.
memory cells
Hint
8.
What causes a fever after an injury, such as a wound?
a.
a protein produced by white blood cells
b.
production of pus in a wound
c.
action of cilia and mucus in the lungs
d.
bacteria in your lower intestine
Hint
9.
Which of these diseases is spread by direct contact?
a.
common cold
b.
syphilis
c.
cholera
d.
strep throat
Hint
10.
What are diseases that are spread from one person to another?
a.
carrier diseases
b.
infectious diseases
c.
noninfectious diseases
d.
illnesses
Hint
