The ability to tap into signals from the brain to produce hand and arm movement holds promise for patients with

Answer

The ability to tap into signals from the brain to produce hand and arm movement holds promise for patients who are paraplegic or quadriplegic.

Explanation

Paraplegia is a condition where one is paralyzed and is affected from waist down such that his/her spinal cord or nerve root is damaged. Some people with this condition have enough remaining strength to walk with braces.

while Quadriplegia is paralysis of 4 limbs as well as torso . which is also a damaged cervical region of the spine.

an earnest tone.

because portia wants to know why brutus has been acting strange lately.