Answer Happy

Contraction of efferent arteriolar smooth muscles increase glomerular filtration rate while the reverse is true when afferent arteriolar smooth muscle are contract * True False O Blank (not answered) The cardiac muscle does not tetanize because of short repolarization phase * True False Blank (not answered) SA nodal cells became the pacemaker of the heart because their threshold potential is lower than other cardiac cells True False Blank (not answered) Each unitary smooth muscle cell receives a single nerve terminal of a motor neuron just like that in skeletal muscle cell*