TASK DEFINITION: In this task, you are given a sentence. You are expected to write the name of the organism substances in the body mentioned in the input. Although there might be several correct answers, you need to write one of them.
PROBLEM:  In newborn pigs , sympathetic nerves may attenuate hypertension - induced increases in blood flow to the cerebrum , but do not appear to affect flow to the rest of the brain .

SOLUTION: blood

PROBLEM:  Immunoglobulins associated with elevated riboflavin binding by plasma from cancer patients .

SOLUTION: plasma

PROBLEM:  Because the ciliary epithelium of the pars plicata is responsible for the secretion of aqueous humor , an obvious function for these two receptors would be an involvement in the control of aqueous production and , consequently , of the IOP level .

SOLUTION:
humor

