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NEET UG BIOLOGY MCQ: NEURAL CONTROL AND COORDINATION
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Neurons are excitable cells". The statement is best illustrated as
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Correct option: D
Their membrane exists in polarized state and responds to threshold stimulus
Option D (Their membrane exists in polarized state and responds to threshold stimulus) is correct because the ability of a neuron to respond to stimuli depends on its polarized membrane and the presence of a threshold stimulus.
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Which of the following statements are correct for RAS?
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I. It screens sensory information
II. It is important in overall activation and arousal
III. It is concerned with involuntary movements
IV. It is the seat of learning, memory, reasoning and creative ability Which of the following neuron is also called excitor neuron?