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The study of immunity is called:

Read the short-answer essay question carefully, and answer the question fully. Process of helper T cell activation (who does what, in what order)

Lymph in the right leg rejoins blood flow in the:

Which one of the following is NOT one of the nonspecific body defenses:

_____ that occur during production/division/differentiation of B cells determine differences in amino acid sequences of antibodies – that allows for different specificities

Trace the pathway the air through the respiratory system (2 X’s each) ___________________ è ___________________ è ___________________ è ___________________ è ___________________ è ___________________ è ___________________ è ___________________ è bronchiole è ___________________ è ___________________ è ___________________ è ___________________ è ___________________

The (a) _____ (serous membrane) covers the lungs

The trachea belongs to what respiratory system?

Leslie has a bad sore throat and the lymph nodes in her neck are swollen. This would indicate that

List two functions of the following systems 2 X’s each: respiratory system [a] [b] lymphatic system [c] [d]