The subphase of the stance phase of gait that occurs when the foot first comes into full contact with the ground

Myasthenia gravis is

a. Inherited as a sex-linked trait b. A form of tertiary syphilis c. An autoimmune disorder d. A demyelinating disorder of the PNS

Fire patterns are characteristically broken down into how many groups?

a. three b. eight c. five d. seven