The amount of air that remains in the lungs after maximal exhalation is:
A) Expiratory reserve volume
B) Inspiratory reserve volume
C) Residual volume
D) Tidal volume
Answer: C) Residual volume
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Which of the following is a flexor of the elbow joint? Choose the correct option
A) Brachialis B) Biceps brachii C) Coracobrachialis D) Brachialis, biceps brachii, and coracobrachialis
Which is true regarding research on active travel to transit?
A. Research in this area is abundant and clearly links physical activity to decisions to use public transit. B. Research in this area is challenging because it includes multiple decision points and varied destinations. C. There is very little research regarding why people choose to use public transit. D. Each of these is correct.
Cigarette smoking is the single most preventable cause of death in the United States.
Answer the following statement true (T) or false (F)
Which of the following statements describes the purpose of gene shuffling?
Gene shuffling generates an enormous repertoire of antigen receptors during lymphocyte development. Gene shuffling eliminates lymphocyte clones that respond to autoantigens. Gene shuffling allows an individual to switch from producing IgM antibody to IgG antibody. Gene shuffling allows for propagation of a specific lymphocyte whose receptor corresponds to the invading antigen.