Dank asked in Science & MathematicsBiology · 1 month ago

Help with Human Anatomy and Physiology Questions?

Giving someone an intravenous injection of immunoglobulins would:

A. Protect the person from a specific antigenic microorganism by giving passive immunity

B. Cause him to produce his own antibodies to the pathogen causing the disease

C. Protect him for several years

D. Trigger formation of memory B cells that can make antibodies to protect him from this disease in the future

E. All of the above are correct

The immunoglobulin in breast milk is:

A. IgA

B. IgM

C. IgG

D. IgD

E. IgE

  As part of the processing of exogenous antigens, an antigen-presenting cell digests an antigen into fragments and also synthesizes and packages:

A. Alpha interferon

B. MHC-II isoantigens 

C. Histamine

D. Antibodies

E. Thymic Hormones

Presentation of an endogenous antigen bound to an MHC-I molecule signals that:

A. Can be a normal self-antigen of the cell or one forced to be produced by the cell due to an intracellular infection

B. The cell has differentiated into a plasma cell

C. A T-helper cell ready to secrete interleukin-2

D. A phagocyte is “full” and cannot ingest more antigens

E. None of the above

 

Cytotoxic T cells recognize antigens combined with: 

A. Interleukin – 1

B. Interleukin – 2

C. MHC –I Antigens

D. MHC –II Antigens

E. Complement Proteins

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