Random 1
What term describes the rate of change in velocity?
Acceleration
What hormone-like substance promotes protein synthesis?
Anabolic
What term describes the relaxing of the chambers of the heart?
Diastole
What force opposes the motion of two surfaces?
Friction
What chemical transmits impulses across synapses?
What protein filament slides over myosin during contraction?
Actin
What term describes paired muscles working together?
Antagonistic
What is the pressure a gas exerts in a mixture of gases?
Partial
What fluid transports nutrients and oxygen around the body?
Blood
What law states that increased venous return increases stroke volume?
Starling
What low-intensity activity performed after training aids recovery?
Active (from active recovery)
What is the combining of oxygen with haemoglobin called?
Association
What contraction holds a muscle at a constant length?
Isometric
What muscle fibre type is rich in mitochondria and capillaries?
Slow-Oxidative
What organelle is responsible for aerobic energy production in muscles?
Mitochondria
What term describes a physiological change due to training?
Adaptation
What is the minimum energy required to sustain body function at rest?
BMR
What carbohydrate measure indicates how fast blood glucose rises?
Glycaemic
What is the maximum volume of oxygen used during intense exercise?
VO2max
What salts and minerals conduct electrical impulses?
Electrolytes
What is the ability of the body to inspire, transport, and use oxygen?
Aerobic
What alkaline chemical buffers lactic acid in the blood?
Bicarbonate
What is the widening of blood vessels called?
Vasodilation
What describes the release of oxygen from haemoglobin at given pressures?
Dissociation
What smooth tissue reduces friction between articulating bones?
Cartilage