Exercise Physiology Practice Questions

Question 1

An adolescent male patient presents to you with exercise intolerance. He gives a history of developing cramps on exertion. Which of the following enzyme deficiencies could be the cause?

Accepted Answer

Myophosphorylase

Answer

Hexokinase

Answer

Glucose-6-phosphatase

Answer

Hepatic glycogen phosphorylase

Question 2

What are the products of the isocitrate to α-ketoglutarate conversion in the TCA cycle?

Accepted Answer

NADH, CO2

Answer

GTP, CO2

Answer

NADPH, H2O

Answer

FADH2, ATP

Question 3

Which of the following is NOT required for gluconeogenesis from lactate?

Accepted Answer

Transamination of pyruvate to alanine

Answer

Transport of lactate from muscle to liver

Answer

Conversion of lactate to pyruvate

Answer

None of the above

Question 4

During heavy exercise the cardiac output (CO) increases up to five fold while pulmonary arterial pressure rises very little. This physiological ability of the pulmonary circulation is best explained by

Accepted Answer

Increase in the number of open capillaries

Answer

Large amount of smooth muscle in pulmonary arterioles

Answer

Sympathetically mediated greater distensibility of pulmonary vessels

Answer

Smaller surface area of pulmonary circulation

Question 5

Which of the following parameters is most critical for maintaining optimal oxygenation?

Accepted Answer

PEEP

Answer

FiO2

Answer

Respiratory rate

Answer

Tidal volume

Question 6

Match the following drugs in Column A with their contraindications in Column B.

Accepted Answer

A-4, B-1, C-3, D-2

Answer

A-1, B-3, C-2, D-4

Answer

A-3, B-2, C-4, D-1

Answer

A-2, B-4, C-1, D-3

Question 7

Mean bone density amongst 2 groups of 50 people each is compared, which would be the best test:

Accepted Answer

Student t-test

Answer

McNemar test

Answer

Chi-square test

Answer

Fisher exact test

Question 8

During a 100 m sprint which of the following is used by the muscle for meeting energy demands?

Accepted Answer

Phosphocreatine

Answer

Phosphofructokinase

Answer

Glucose 1 - phosphate

Answer

Creatine phosphokinase

Question 9

A hyperventilating patient has the following ABG values: pH=7.53, pCO2=20 mmHg, HCO3= 26 mEq/L. What is the most likely diagnosis?

Accepted Answer

Respiratory alkalosis

Answer

Metabolic alkalosis

Answer

Metabolic acidosis

Answer

Respiratory acidosis

Question 10

The blood levels of hormones are elevated during exercise and sleep as shown. Which hormone would exhibit this diurnal pattern?

Accepted Answer

Growth hormone

Answer

Insulin

Answer

Cortisol

Answer

Thyroid hormones

Exercise Physiology

Study Resources

Lessons

Questions

Flashcards

Lessons

Energy Systems in Exercise

Cardiovascular Responses to Exercise

Respiratory Adaptations to Exercise

Muscle Metabolism During Exercise

Neuromuscular Adaptations to Training

Exercise in Hot and Cold Environments

Fatigue Mechanisms

Recovery Processes

Training Principles and Adaptations

Exercise Testing and Prescription

Practice Questions

Flashcards

About Exercise Physiology for NEET-PG

Lessons in Exercise Physiology

Master Exercise Physiology