Exam 23: Antineoplastic Drugs

A patient has a tumor that contains 10¹⁰ cancer cells. Treatment includes two consecutive courses of an antineoplastic regimen, and each course kills 99% of the existing cells. Assuming that the tumor did not have time to grow between the two courses, how many tumor cells are left?

One major concern of the dental health care worker is thrombocytopenia in patients undergoing antineoplastic therapy because this can lead to an increased risk of infections.

Bisphosphonate related osteonecrosis of the jaw (BRONJ)is an area of bone that has been exposed in the mouth:

The majority of cases of osteonecrosis have been reported in patients with cancer who are receiving _____ bisphosphonates.

Bisphosphonate related osteonecrosis of the jaw (BRONJ)is most likely to occur after which of the following dental procedures?

Neurologic adverse effects are prevalent in all of the following antineoplastic agents except which one?

Antineoplastic agents will have the greatest negative effect on which of the following tissues?

The appointment should be scheduled _____ chemotherapy when providing oral care for patients on antineoplastic agents.

Allopurinol, used to prevent hyperuricemia, can prolong the action and increase the toxicity of all of the following except which one?

Antimetabolites such as methotrexate attack the cells at the S phase of the cell cycle because they interfere with purine and pyrimidine biosynthesis.

Which of the following are symptoms of adverse reactions caused by bone marrow suppression: (1)susceptibility to infection, (2)bleeding, (3)high blood pressure, (4)fatigue?

What is the intraoral appearance of oral mucositis as a consequence of chemotherapy for cancer?

Dental procedures should be performed for a patient taking bisphosphonates:

Antineoplastic agents stimulate the immune system.

Slowly growing cells are more susceptible to inhibition or destruction by antineoplastic agents.

Antineoplastic agents may be used in the management of diseases with an inflammatory component.

Liver problems are most likely to occur with which of the following groups of antineoplastic agents?

An example of a cell-cycle nonspecific antineoplastic agent is:

All of the following normal tissues are especially susceptible to the actions of antineoplastic drugs except which one?

The current philosophy for the use of antineoplastic agents involves treating the initial stages of the disease very aggressively.