STD 12 - 8. microbes in human welfare — NEET STD 11 Science — Question

$(I)$ It is not autoimmune disorder

$(II)$ Affect neuromusculler junction

$(III)$ Occured due to low $Ca^{++}$ in body fluid

$(IV)$ Paralysis of skeletal muscle is symptome of myasthenia gravis

$I$. Dendrites are long fibre, with branched distal end

$II$. Axons are short fibres which arise from the cell body

$III$. Cell body of a neuron contains cytoplasm, nucleus with cell organelles and Nissl's granules

$IV$. The dendrites transmits nerve impulses away from the cell body to a synapse

The correct option is