Question 1

For every increase in dose of caffeine, there is an equivalent and predictable matching increase in blood levels of epinephrine.

Accepted Answer

A) True 
 B)False  False

Question 2

How does caffeine promote wakefulness?

Accepted Answer

A)  By suppressing the HPA axis 
B)  By acting as a powerful sympathomimetic 
C)  By its extensive effects on metabolism, primarily in the liver 
D)  By blocking adenosine's ability to cause drowsiness 
E)  By helping promote oxygen delivery to sensitive tissues 
A)  By suppressing the HPA axis 
B)  By acting as a powerful sympathomimetic 
C)  By its extensive effects on metabolism, primarily in the liver 
D)  By blocking adenosine's ability to cause drowsiness 
E)  By helping promote oxygen delivery to sensitive tissues D

Question 3

Caffeine is a potent diuretic, and it is common for endurance athletes that take caffeine to suffer from dehydration and over-heat.

Accepted Answer

A) True 
 B)False  False

Question 4

Regular consumers of caffeine can experience a withdrawal syndrome if they stop taking caffeine abruptly.

Accepted Answer

A) True 
 B)False

Question 5

During exercise, what can caffeine do?

Accepted Answer

A)  Significantly increase VO2max 
B)  Cause a lower RPE 
C)  Significantly raise calcium levels in skeletal muscle 
D)  Only improve endurance performance, with no effect on short burst activity 
E)  Increase the sensitivity to pain 
A)  Significantly increase VO2max 
B)  Cause a lower RPE 
C)  Significantly raise calcium levels in skeletal muscle 
D)  Only improve endurance performance, with no effect on short burst activity 
E)  Increase the sensitivity to pain

Question 6

When caffeine is at blood levels consistent with normal (non-excessive) consumption, it probably does which of the following?

Accepted Answer

A)  Stimulates cyclic AMP production 
B)  Enhances calcium release from the sarcoplasmic reticulum 
C)  Acts as an adenosine antagonist 
D)  Increases mitochondrial ATP production 
E)  Activates excitatory glutamate receptors in the brain 
A)  Stimulates cyclic AMP production 
B)  Enhances calcium release from the sarcoplasmic reticulum 
C)  Acts as an adenosine antagonist 
D)  Increases mitochondrial ATP production 
E)  Activates excitatory glutamate receptors in the brain

Question 7

Chemically, caffeine and theophylline are considered which of the following?

Accepted Answer

A)  Xanthine alkaloids 
B)  Calcium channel antagonists 
C)  Cyclic amp analogues 
D)  ATP mimics 
E)  None of the above 
A)  Xanthine alkaloids 
B)  Calcium channel antagonists 
C)  Cyclic amp analogues 
D)  ATP mimics 
E)  None of the above

Question 8

Caffeine has been removed from the WADA Prohibited List, and its use is no longer tested or monitored.

Accepted Answer

A) True 
 B)False

Question 9

Long-term consumption of coffee has been shown to increase the risk of cardiovascular disease.

Accepted Answer

A) True 
 B)False

Question 10

Caffeine can activate the HPA axis and cause some symptoms related to stress and the fight-or-flight response.

Accepted Answer

A) True 
 B)False

For every increase in dose of caffeine, there is an equivalent and predictable matching increase in blood levels of epinephrine.

How does caffeine promote wakefulness?

Caffeine is a potent diuretic, and it is common for endurance athletes that take caffeine to suffer from dehydration and over-heat.

Regular consumers of caffeine can experience a withdrawal syndrome if they stop taking caffeine abruptly.

During exercise, what can caffeine do?

When caffeine is at blood levels consistent with normal (non-excessive) consumption, it probably does which of the following?

Chemically, caffeine and theophylline are considered which of the following?

Caffeine has been removed from the WADA Prohibited List, and its use is no longer tested or monitored.

Long-term consumption of coffee has been shown to increase the risk of cardiovascular disease.

Caffeine can activate the HPA axis and cause some symptoms related to stress and the fight-or-flight response.

Basic Pharmacology

Basics of Exercise Performance

Autonomic Pharmacology and Stress

Beta-Blockers and Cardiovascular Disease

Cardiovascular Drugs and Hypertension

Diuretics

Respiratory Agents

Sympathomimetics

Psychotherapeutic Agents

Lipid-Modifying Agents

Analgesics and Anti-Inflammatory Drugs

Antidiabetic and Antiobesity Drugs

Dietary Supplements

Ethanol, Nicotine, and Cannabis

Performance Enhancing Substances

Filters

Exam 14: Caffeine

For every increase in dose of caffeine, there is an equivalent and predictable matching increase in blood levels of epinephrine.

How does caffeine promote wakefulness?

Caffeine is a potent diuretic, and it is common for endurance athletes that take caffeine to suffer from dehydration and over-heat.

Regular consumers of caffeine can experience a withdrawal syndrome if they stop taking caffeine abruptly.

During exercise, what can caffeine do?

When caffeine is at blood levels consistent with normal (non-excessive) consumption, it probably does which of the following?

Chemically, caffeine and theophylline are considered which of the following?

Caffeine has been removed from the WADA Prohibited List, and its use is no longer tested or monitored.

Long-term consumption of coffee has been shown to increase the risk of cardiovascular disease.

Caffeine can activate the HPA axis and cause some symptoms related to stress and the fight-or-flight response.

Basic Pharmacology

Basics of Exercise Performance

Autonomic Pharmacology and Stress

Beta-Blockers and Cardiovascular Disease

Cardiovascular Drugs and Hypertension

Diuretics

Respiratory Agents

Sympathomimetics

Psychotherapeutic Agents

Lipid-Modifying Agents

Analgesics and Anti-Inflammatory Drugs

Antidiabetic and Antiobesity Drugs

Dietary Supplements

Ethanol, Nicotine, and Cannabis

Performance Enhancing Substances

Filters