SEHS 1.1, 1.2, 4.1, 5.1 & 5.2

Which bone is correctly categorized?

• A

• B

• C

• D

2. Which anatomical term describes the location of the radius in relation to the humerus?

• 1. Anterior

• 1. Distal

• 1. Proximal

• 1. Lateral

2. Which structure attaches muscle to bone to facilitate movement?

• 1. Ligament

• 1. Cartilage

• 1. Joint

• 1. Tendon

15. What is the function of calcium ions during muscle contraction?

• 0. Calcium ions move across the synapse to initiate a nerve impulse on the muscle cell.

• 0. Calcium ions bind to troponin, causing tropomyosin to move, allowing actin and myosin to bind.

• 0. Calcium ions bind to the myosin head following contraction, allowing detachment of myosin from actin.

• 0. Calcium ions cause ATP molecules stored in the sarcoplasmic reticulum to be released, initiating contraction.

21. What is the consistent production of goal-oriented movements, which are learned and specific to the task?

• 1. Skill

• 1. Ability

• 1. Proficiency

• 1. Performance

21. Which type of skill is used when a tennis player plans how to hit their serve?

• 1. Cognitive skill

• 1. Perceptual skill

• 1. Perceptual motor skill

• 1. Motor skill

1. Which bones form part of the appendicular skeleton?

• 1. Sternum, clavicle, coccyx

• 1. Skull, clavicle, humerus

• 1. Clavicle, humerus, tibia

• 1. 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 a motor unit. In which area does the neurotransmitter acetylcholine act?

• A

• B

• C

• D