A scientific model is a claim or a theory that helps explain how a phenomenon works or how it undergoes process. This models provides scientists an understanding of the object or a situation undergoes change and generate certain outcomes or effects.
Of the four avenues of poisoning, generally, injection is the most worrisome in terms of treatment to the EMS provider. Emergency care for patient who has been poisoned may include a range of actions from reassuring an anxious parent to instituting CPR. The most important treatment for poisoning is diluting and/or physically removing the poisonous agent. How you do this depends on how the poison gets into the patient's body in the first place.
The correct option is this: EXTENSIBILITY SINCE THE MUSCLES OF THE LEG LENGTHEN AND STRETCH.
The human muscles have four basic properties, which are: contractility, extensibility, elasticity and excitability. Contractility refers to the ability of the muscle to contract. Excitability refers to the muscle ability to generate action potential when stimulated. Elasticity describes the capacity of muscles to go back to its original shape after been extend and extensibility refers to the ability of the muscle to stretch.