Metabolism and Energy Production

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Which term best defines exercise physiology?

The study of the physiological basis for the capacity to move

The study of the body's responses to exercise (correct)

The study of metabolic energy generation during physical activity

The study of physiological changes during exercise

Who is considered the 'Father of Modern Medicine'?

Herodicus

Hippocrates (correct)

Sushruta

Steven Adeyemi

What is the main reason to study exercise physiology?

Understanding physiological changes

Promoting physical activity

Maximizing health and performance

All of the above (correct)

Who considered obesity a disease and believed a sedentary lifestyle contributed to it?

Sushruta Signup and view all the answers

Which key figure advocated the importance of proper diet in physical training?

Herodicus Signup and view all the answers

What does the term 'physiology' mean?

The study of nature and origin Signup and view all the answers

What did Hippocrates emphasize in his medical practice?

All of the above Signup and view all the answers

Which energy system has the highest capacity and duration?

Oxidative phosphorylation (OP) Signup and view all the answers

What is the main substrate used in the aerobic energy system?

Fats Signup and view all the answers

Which energy system experiences the least fatigue?

Oxidative phosphorylation (OP) Signup and view all the answers

What is the main source of phosphocreatine (PCr) in the body?

Food (red meat) Signup and view all the answers

Which isoform of creatine kinase is found inside the mitochondria?

Mitochondrial Signup and view all the answers

What is the main function of the creatine-phosphate shuttle?

To transport creatine and PCr between isoforms Signup and view all the answers

Which energy system has the highest rate/power of ATP production?

Phosphocreatine (PCr) Signup and view all the answers

Which physician proposed treatments commonly in use today?

Claudius Galenus (Galen) Signup and view all the answers

Who discovered continuous blood circulation?

William Harvey Signup and view all the answers

Who is typically acclaimed as the greatest physiologist of all time?

Claude Bernard Signup and view all the answers

Who won the Nobel Prize for their discovery related to heat production in muscles?

Archibald Vivian (A. V.) Hill Signup and view all the answers

Who investigated gas exchange in the lungs and studied fat and carbohydrate oxidation during exercise?

August Krogh and Johannes Lindhard Signup and view all the answers

Who is best known for a method to predict optimal exercise training heart rate?

Martti Karvonen Signup and view all the answers

What is the definition of exercise according to Galen?

Any movement that alters respiration Signup and view all the answers

Which molecule is easier to move through the cell?

PCr Signup and view all the answers

What happens to PCr levels during exercise?

PCr levels decrease Signup and view all the answers

What is the end product of glycolysis?

Pyruvate Signup and view all the answers

Which system is the slowest to make ATP?

Oxidative phosphorylation Signup and view all the answers

What is the function of Lactate Dehydrogenase (LDH)?

To convert pyruvate into lactate Signup and view all the answers

Which fiber type produces more lactate?

Type 2 (fast twitch) Signup and view all the answers

What stimulates enzymes that break down glycogen and increases glycolysis?

Muscle contraction Signup and view all the answers

How is lactic acid primarily removed from the body?

Oxidation Signup and view all the answers

What is the typical concentration of blood lactate?

1mM Signup and view all the answers