A 65-year-old man had an EKG recorded at a local emergency room following a biking accident. His weight was 80 kg and his aortic blood pressure was 160/90 mm Hg. The QRS voltage was 0.5 mV in lead I and 1.5 mV in lead III. What is the QRS voltage in lead II

TLS Online TPP Program

#Question id: 1545

#Unit 4. Cell Communication and Cell Signaling

B cells negatively regulated by,

TLS Online TPP Program

#Question id: 1547

#Unit 4. Cell Communication and Cell Signaling

follicular dendritic cells (FDCs) secrete CXCL13 and its receptor, CXCR5, which is expressed on B cells, function of this interaction ?

TLS Online TPP Program

#Question id: 1548

#Unit 4. Cell Communication and Cell Signaling

B-cell survival in the follicle is dependent on?

TLS Online TPP Program

#Question id: 1549

#Unit 4. Cell Communication and Cell Signaling

the decision to translate  IgM versus IgD  heavy chains is made at the level of?

TLS Online TPP Program

#Question id: 1550

#Unit 4. Cell Communication and Cell Signaling

IL-4 responsible for class switch recombination (CSR) into,

TLS Online TPP Program

#Question id: 1551

#Unit 4. Cell Communication and Cell Signaling

function of CR2