Answer to Question 1
Correct Answer: 1
Rationale 1: Tolerance is a biological condition that occurs when the body adapts to a substance after it is repeatedly administered, and a higher dose is needed to achieve the initial response.
Rationale 2: Dependence is incorrect because dependence occurs when a person has an overwhelming desire to take a drug and cannot stop.
Rationale 3: Addiction is incorrect because addiction is the progressive and chronic abuse of a substance caused by an overwhelming feeling that drives someone to use a drug repeatedly despite serious consequences.
Rationale 4: Cross-tolerance is incorrect because once tolerance develops to one substance, it often also occurs with use of closely related drugs.
Global Rationale: Tolerance is a biological condition that occurs when the body adapts to a substance after it is repeatedly administered, and a higher dose is needed to achieve the initial response. Dependence is incorrect because dependence occurs when a person has an overwhelming desire to take a drug and cannot stop. Addiction is incorrect because addiction is the progressive and chronic abuse of substance caused by an overwhelming feeling that drives someone to use a drug repeatedly despite serious consequences. Cross-tolerance is incorrect because once tolerance develops to one substance, it often also occurs with use of closely related drugs.
Answer to Question 2
Correct Answer: 2
Rationale 1: LSD and marijuana are abused drugs but they are both illegal. Alcohol and nicotine are the two most commonly abused drugs.
Rationale 2: Alcohol and nicotine are the two most commonly abused drugs.
Rationale 3: Nicotine is one of the most commonly abused drugs; marijuana, however, is an illegal drug and is not as commonly abused as alcohol.
Rationale 4: Alcohol is one of the most commonly abused drugs; marijuana, however, is an illegal drug and is not as commonly abused as nicotine.
Global Rationale: Alcohol and nicotine are the two most commonly abused drugs. While LSD and marijuana are abused, they are both illegal and not as commonly abused as alcohol and nicotine.
Generalized body plan of a bony fish
Traditional animal phylogeny based on body plans.
(A) Scratch test; patient is exposed to allergens through a light scratch on the skin; (B) Positive
The dorsal-column medial-lemniscus system. The pathways from only one side of the body are shown.
Incorrect body alignment with back bent and head forward.
The Brain and Body Under Stress