Question

an adenoma a gland
is a tumor of
gives rise to
influences the activity of
is poisonous to
question 11
a drug which is thyrotoxic the thyroid gland.
is a tumor of
influences the activity of
is poisonous to
gives rise to

Explanation:

An adenoma is a type of tumor. The suffix "-oma" in medical terminology often refers to a tumor. For example, lipoma (tumor of fat - tissue). So, "An adenoma is a tumor of a gland".

For the second part, the prefix "thyro -" refers to the thyroid gland and "toxic" means poisonous. So, a thyrotoxic drug is poisonous to the thyroid gland.

Answer:

For the first question: is a tumor of.
For the second question: is poisonous to.