After maturation, T lymphocytes tend to remain in the same lymphoid structure for life.

Which of the following is the most severe type of spina bifidia?

How is chronic pain defined in terms of duration?

The second signal during cytotoxic T-lymphocyte activation involves interactions between receptors other than CD8 (on the lymphocytes) and MHC-I (on the APC).

A 9-year-old boy presents with hip pain, limping, and limited range of motion. His physician suspects one of two conditions: Legg-Calvé-Perthes disease (LCPD) or Slipped Capital Femoral Epiphysis (SCFE). Which of the following characteristics is most indicative of Legg-Calvé-Perthes disease, as compared to Slipped Capital Femoral Epiphysis?

What is the primary method used to confirm a diagnosis of septic arthritis?

Which of the following is the MOST important factor in preventing long-term disability from septic arthritis?

Some antibodies cross the placenta.

Compared to most interstitial fluid in the body, the interstitial fluid of an inflamed area would have a lower osmolarity and a lower concentration of proteins.

The germinal center of a lymphoid nodule contains proliferating B-lymphocytes and macrophages.