Exam 5: The Actions of Drugs

Enteral routes of drug administration involve the digestive tract and involve orally taking the drug or using a suppository (rectal/vaginal).

What is the brand name and provide an example.

Digitalis purpurea is the plant associated with treating heart failure. If you look in a flower bed you might locate it. What is it?

Most of our drugs originally came either directly or indirectly from which of the following?

For some psychoactive drugs, what is the fastest route to the brain?

What is drug tolerance?

Which of the following describes the blood-brain barrier?

How many children did Health Canada estimate are taking Ritalin in Canada?

What is the placebo effect? Describe some research techniques that have been developed to separate specific drug effects from placebo effects.

Placebo effects are another name for nonspecific effects.

List and explain three mechanisms by which drug tolerance might occur.

Which term describes a drug's ability to produce a desired behavioural effect?

The time course of a drug's action depends on all of the following EXCEPT which one?

After oral administration, where does most absorption of drug molecules take place?

Which of the following provides an important distinction regarding the herb St. John's wort?

Which of the following terms is NOT used to describe commercially available drug compounds?

LSD and PCP are examples of which drug grouping?

Describe what Ritalin is used to treat, and the impact it has.

St. John's wort is an herb that is believed to help what condition?

Chemicals that have an effect on all neurons must do it by influencing some characteristic common to all neurons.