IB SEHS fall final 2024 full

Front

What is glycogenolysis?

Back

The breakdown of glycogen into glucose.

Front

What are the characteristics of fatigue?

Back

I. A result of transient overtraining; II. A reversible, exercise-induced decline in performance.

Front

What is the net amount of ATP produced from one glucose molecule in the lactic acid system?

Back

2 ATP molecules.

Front

How does the heart meet the demand for oxygenated blood during physical activity?

Back

By increasing cardiac output, increasing stroke volume, and increasing heart rate.

Front

What is the function of the pulmonary artery?

Back

Carries deoxygenated blood from the heart to the lungs.

Front

Define glycolysis.

Back

The metabolic pathway that converts glucose into pyruvate, producing ATP and NADH.

Front

What is glycogenesis?

Back

The process of converting glucose into glycogen for storage.

Front

What is the role of ATP in muscle contraction?

Back

ATP provides the energy required for muscle fibers to contract.

Front

What is the difference between aerobic and anaerobic respiration?

Back

Aerobic respiration requires oxygen and produces more ATP, while anaerobic respiration occurs without oxygen and produces less ATP.

Front

What is cardiac output?

Back

The volume of blood the heart pumps per minute, calculated as heart rate multiplied by stroke volume.