Which of the following mechanisms is responsible for myasthenia gravis?
Group of answer choices
destruction of voltage-gated calcium channels in the pre-synaptic terminal of the motor neuron
prevention of acetylcholine release from the pre-synaptic terminal of the motor neuron
destruction of acetylcholine receptors on the post-synaptic muscle fiber
Loss of proprioception and light touch sensation on the left side of the body could be caused by which of the following?
Group of answer choices
damage to the dorsal column medial lemniscus tract in the left midbrain
damage to the dorsal column medial lemniscus tract in the right pons
damage to the dorsal column medial lemniscus tract in the right spinal cord