Quadriceps, hamstrings, biceps,and triceps. is all i can think of right now.
The brown stuff is called plaque. This forms on your teeth when you eat and its something you can't get rid of. There is tooth paste that can help maintain it.
Answer: Amyotrophic lateral sclerosis (Lou Gehrig disease)
Explanation: Amyotrophic lateral sclerosis (Lou Gehrig disease) targets upper and lower motor neurons (cranial nerves and spinal cord) and results in neuronal cell death and progressive loss of motor function. Patients usually have lower extremity weakness that progresses to complete paralysis over the course of years.
I would say that she didn't correct her wrong answers after the first test, therefore making her confused on the second.
There are critical periods for a child's brain development.
