Researchers interested in the effects of a drug on an awake, freely moving animal are most likely to
a. use surgically implanted micropipettes to administer precise amounts of the drug directly to the brain.
b. use microdialysis.
c. allow the animal to inhale, eat, or chew substances that contain precise amounts of the drug.
d. sample the chemicals that are active in a precise location in the brain.
Question 2
Drugs that cause psychoactive effects
a. and their behavioral effects are assessed most frequently by researchers using microdialysis techniques.
b. are only effective if administered through injection.
c. are unable to move from the blood supply into the brain, which is why people use methods like smoking and chewing to administer drugs.
d. naturally gain access to the brain.
Intramuscular drug administration: (c) the needle is inserted at a 90° angle: Source: Pearson Educat
Example of “drug facts” labeling on the box of an OTC drug.
Self-massage of the forearm helps reduce the effects of stress on muscles used for massage.
Combined effects of CO2 and BPG on oxygen binding by hemoglobin
Drug Label for Erythromycin Ethylsuccinate
Major Neurotransmitters and Their Effects