Table 18.1
Antibody Titer $$\begin{array} { | l | l | l | l | l | }
\hline & \text { Day 1 } & \text { Day } 7 & \text { Day 14 } & \text { Day 21 } \
\hline \text { Patient A } & 0 & 0 & 256 & 512 \
\hline \text { Patient B } & 128 & 256 & 512 & 1024 \
\hline \text { Patient C } & 0 & 0 & 0 & 0 \
\hline \text { Patient D } & 128 & 128 & 128 & 128 \
\hline
\end{array}$$
-In Table 18.1, who probably has the disease?
A) Patients A and C
B) Patients A and D
C) Patients B and C
D) Patients C and D
E) Patients A and B

Question

Table 18.1
Antibody Titer $$\begin{array} { | l | l | l | l | l | } 
\hline & \text { Day 1 } & \text { Day } 7 & \text { Day 14 } & \text { Day 21 } \
\hline \text { Patient A } & 0 & 0 & 256 & 512 \
\hline \text { Patient B } & 128 & 256 & 512 & 1024 \
\hline \text { Patient C } & 0 & 0 & 0 & 0 \
\hline \text { Patient D } & 128 & 128 & 128 & 128 \
\hline
\end{array}$$
-In Table 18.1, who probably has the disease?
A) Patients A and C
B) Patients A and D
C) Patients B and C
D) Patients C and D
E) Patients A and B

Quizplus · Accepted Answer

Patients A and B show a significant increase in antibody titer over time, indicating an active immune response likely due to the disease.

Table 181 Antibody Titer -In Table 18

Table 181
Antibody Titer -In Table 18