Sports, exercise quiz 2020

The diagram shows the human heart. Which valve is labelled X?

• A

• B

• C

• D

Which is a condensation reaction?

• A. Breaking of the bonds in glycogen and creation of a water molecule

• B. Addition of two glucose molecules and creation of a water molecule

• C. Breaking of the bonds in glycogen and absorption of a water molecule

• D. Addition of two glucose molecules and absorption of a water molecule

The diagram shows a motor unit. What is the structure labelled X?

• A. Axon

• B. Nucleus

• C. Cell body

• D. Dendrite

The diagram shows joints in motion. Which shows a muscle undergoing eccentric contraction?

• A

• B

• C

• D

What causes an increase in angular velocity during a spin where no additional forces are applied after the initial push?

• A. Increase in radius

• B. Increase in mass

• C. Decrease in moment of inertia

• D. Decrease in angular momentum

What is skill?

• A. A general performance-related trait of an individual

• B. A capacity to be coordinated

• C. A consistent production of goal-orientated movements

• D. The way a specific task is learned

The diagram shows parts of the human brain. Which part is labelled X?

• A. Diencephalon

• B. Brain stem

• C. Cerebellum

• D. Occipital lobe

Which has the lowest coefficient of friction?

• A soccer boot turning on wet grass

• A bike tyre rolling on a road

• A beach volleyball bouncing on sand

• A downhill ski moving on snow

Which method of monitoring exercise intensity uses a rating of perceived exertion?

• Determination of target heart rate

• Determination of maximum heart rate

• Borg scale

• Karvonen method

Which are parts of the pelvic girdle?

• Femur and sacrum

• Sacrum and ilium

• Ilium and ischium

• Ischium and femur