Cardiac output is the amount of blood pumped by the heart in one minute.
Which of these will increase cardiac output?
A.
decreased blood volume
increased physical activity
c.
decreased metabolic activity
increased resistance in blood vessels
B.

Imagine a self-reactive t cell that has not undergone clonal deletion in the thymus (that is to say, it has escaped central tolerance). if it encounters self antigen in the absence of an infection or inflammation, what will happen to this self-reactive t cell? (select two answers) (a) the t cell undergoes clonal expansion. (b) the t cell gains effector functions. (c) the t cell undergoes apoptosis. (d) the t cell becomes activated. (e) the t cell becomes anergic.