Immediate Family. About Thomas Mifflin, Signer of the US Constitution, 11th President of the Continental Congress. Thomas Mifflin, 10 January 1744 - 20 January 1800, was a merchant, member and 11th President of the Continental Congress, a Revolutionary soldier and Governor of Pennsylvania (1790-1799).
[5.4]. When heat is transferred from the surroundings to the system, q has a positive value. Likewise, when work is done on the system by the surroundings, w has a positive value (Figure 5.6). In other words, both the heat added to the system and the work done on the system increase its internal energy.onversely, both the heat lost by the system to the surroundings and the work done by the system on the surroundings have negative values; that is, they lower the internal energy of the system. The relationship between the signs of q and w and the sign of E is presented in Table 5.1.
1)uantiFERONÂ®-TB Gold In-Tube test Q (QFT-GIT) 2)T-SPOTÂ®.TB test (T-Spot) How does the IGRA work? Blood is collected into special tubes using a needle. The blood is delivered to a laboratory as directed by the . IGRA test instructions. The laboratory runs the test and reports the results to the health care provider. What does a positive IGRA result mean? â¢ Positive IGRA: This means that the person has been infected with TB bacteria. Additional tests are needed to determine if the person has latent TB infection or TB disease. A health care worker will then provide treatment as needed. â¢ Negative IGRA: This means that the personâs blood did not react to the test and that latent TB infection or TB . disease is not likely.