SEHS Paper 1 (3)

1. Which bones form part of the appendicular skeleton?

• 1. Sternum, clavicle, coccyx

• 1. Skull, clavicle, humerus

• 1. Clavicle, humerus, tibia

• Skull, clavicle, sternum

1. The diagram shows a gymnast performing a handstand. What is the position of the tarsals in relation to the femur?

• 1. Superior

• 1. Inferior

• 1. Lateral

• 1. Medial

What is the function of a ligament?

• 1. To attach muscle to bone

• 1. To attach bone to bone

• 1. To reduce friction

• 1. To secrete synovial fluid

The diagram shows average respiratory volumes. What happens to the expiratory reserve volume (ERV) when an athlete begins to run?

• 1. It increases until the residual volume is 0 litres.

• 1. It decreases.

• 1. There is no change.

• 1. It increases but is limited by residual volume.

5. Which occurs during the inhalation phase of ventilation during exercise?

• A

• B

• C

• D

5. What blood vessel does the cardiovascular system use to send deoxygenated blood to the lungs?

• 5. The aorta

• 5. The vena cava
     

• 5. The pulmonary vein

• 5. The pulmonary artery

The diagram represents blood flow in the heart, muscle, brain and skin of an athlete

(i) at rest and (ii) at maximal exercise.

Which represents the blood flow for muscle when changing from rest to exercise?

• A

• B

• C

• D

Which describes the cardiac output of an athlete recovering from strenuous exercise?

• A

• B

• C

• D

The maximal oxygen uptake of an athlete when tested on a treadmill is measured to be 53 ml kg–1 min–1. What happens to this measurement when using an arm ergometer?

• 1. It increases to 120 % – 130 %.

• 1. It decreases to 70 % – 80 %.

• 1. It remains unchanged.

• 1. It decreases to 20 % – 30 %.

In percentage terms, which provides the greatest source of carbohydrate for an athlete?

• Avocado

• 2. Chicken

• 2. Potato

• 2. Olives