Final answer:
A physiotherapist assists the patient to attain the highest level of ability by understanding their muscle impairment, assessing their capabilities, and designing a program to enhance their abilities. They may also provide instructions on using equipment and evaluate the patient's strength.
Step-by-step explanation:
A physiotherapist assists the patient to attain the highest level of ability. They achieve this by understanding the cause of muscle impairment and assessing the capabilities of the patient. Based on this assessment, they design a program to enhance these capabilities, which may include exercises to improve strength, balance, and endurance. The physiotherapist also instructs patients on the proper use of equipment like crutches, evaluating their strength and determining when they can function without it.