Integrated device for analyte testing, confirmation, and donor identity verification

An apparatus for testing a fluid sample comprising:

• a sample receiving member having an opening for receiving a fluid sample, wherein the sample receiving member comprises a sample collection chamber;
• a fluid collector to collect the fluid sample and transfer the fluid sample into the sample receiving member, the fluid collector comprising a lancet and an absorbent material to absorb the fluid sample;
• a test cartridge member in fluid communication with the sample collection chamber;
• and
• a sample retention member, in fluid communication with the sample collection chamber, to retain a portion of the fluid sample.