For people that need this but it's not asked. 1. What does the medulla control?
A. your balance
B. voluntary muscle movements
C. sensory recognition
D. your heartbeat and breathing

2. What are the three main parts of the brain?
A. spinal cord, cerebrum, cerebellum
B. right hemisphere, left hemisphere, cortex
C. brain stem, thalamus, medulla
D. cerebrum, medulla and cerebellum

3. What does the cerebellum control?
A. sensory recognition
B. voluntary muscle movements
C. balance
D. involuntary muscle movements

4. The muscles on the right side of your body are controlled by what part of your brain?
A. the right cortex
B. the left cortex
C. the right hemisphere
D. the left hemisphere