Reflex action, reflex Arc, Human Brain

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The sudden and involuntary actions that save us from danger are _____ The structural and functional unit of a reflex action is called _____ In a reflex action the stimulus from receptor is carried to _____ In a reflex action sensory nerve carries the information to _____ in the spinal cord. The information about a stimulus is analysed by _____ of spinal cord. (Mar. 04) Interneuron's (or) association neurons play on important role in _____ actions. In a reflex action, the information from spinal cord is carried by_____ to the_____ organ. The famous Russian scientist who conducted experiments on conditioned reflexes was ____ (Mar. 07, June 02) Our standing in attention when we hear our National Anthem is a_____reflex.(Mar. 01) ___ part of the nervous systems control involuntary actions. (June 01) The neurons in the spinal cord that passes the information and generate responses are _____ The organ which receives information and generates impulses is called _____ The decade from 1990 to 2000 is known as _____ (Mar. 08, 05, 02) The weight of the brain in the total weight of the body is about _____ (Mar. 03) The organ in the body that has aesthetic sense to appreciate poetry etc. is _____ The part of the brain that helps in analyzing a problem is _____. Brain has more than _____ neurons. Brain Consumes about _____ % of total oxygen consume by the human body. Withdrawing the hand when we touch fire is _____ reflexes. _____ reflexes are inherited and shown from birth. _____ reflexes are not inherited. _____ reflexes are learnt by doing the same at several times. The human _____ is the most complicated organ in animal kingdom. Brain is solely dependent on _____ for its energy requirements. Each neuron receives 1000 to 10,000 inputs and conducts electrical impulses at a speed of ht

1. 2. 3. 4. 5. 6. 7. 8.

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KEY 1. Reflex actions; 2.Reflex are; 3. Spinal cord; 4. Interneurons; 5. Interneuron; 6. Reflex; 7. Motor nerves, effector organ; 8. Ivon Pavlov; 9. Conditioned reflex; 10. Spinal cord; 11.Inter neurons 12. Receptor; 13. Decade of Brain; 14. 2%; 15. Brain; 16.Cerebrum; 17. 10 billion; 18. 20%; 19. Unconditional; 20. Unconditional; 21. Conditional; 22.Conditional; 23. Brain; 24. Glucose; 25. 0.6 to 120 meters/min.

Reflex Action, Reflex Arc, Human Brain.pdf

Our standing in attention when we hear our National Anthem is a_____reflex.(Mar. 01). 10. ___ part of the nervous systems control involuntary actions. (June 01).

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