The failure of cytotoxic T cells to eliminate tumors can be attributed to
A. failure of tumor antigen presentation.
B. failure of activation of tumor-specific T cells.
C. failure of recruitment of T cells to the tumor.
D. failure of the T cells to produce cytotoxic effector molecules.
E. All of the above.
A
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The Pap test is used to help detect which type of cancer?
A) cervical B) ovarian C) endometrial D) breast
Clonal expansion and differentiation of naive T cells to effector T cells depends on the activation of the transcription factor(s) _____ through a ZAP-70-mediated signal transduction pathway. (Select all that apply.)
a. AP-1 b. IL-2 c. NF?B d. NFAT e. Ras.
Diagnosis of osteoporosis is confirmed by:
A) bone densitometry. B) CAT scan. C) MRI. D) all of the above.
Which term describes a medication action in which disease symptoms are relieved, but the disease is not cured??
A) therapeutic B) palliative C) systemic D) prophylactic