Which of the following statements are ture? (i) Sudden action in response to something in the environment is called reflex action. (ii) Sensory neuron carry signals from spinal cord to muscles (iii) motor neuron carry signals from receptors to spinal cord (iv) The path through which signals are transmitted from a receptor to a muscle or a gland is called reflex arc.
Question
Which of the following statements are ture? (i) Sudden action in response to something in the environment is called reflex action. (ii) Sensory neuron carry signals from spinal cord to muscles (iii) motor neuron carry signals from receptors to spinal cord (iv) The path through which signals are transmitted from a receptor to a muscle or a gland is called reflex arc.
Solution
(i) True - Sudden action in response to something in the environment is indeed called a reflex action.
(ii) False - Sensory neurons carry signals from sensory receptors (like the skin) to the spinal cord and brain, not from the spinal cord to muscles.
(iii) False - Motor neurons carry signals from the spinal cord and brain to muscles and glands, not from receptors to the spinal cord.
(iv) True - The path through which signals are transmitted from a receptor to a muscle or a gland is indeed called a reflex arc.
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