Chapter 17 Coordination and Control - 6


Biology Class 12
1. In humans, 12 pairs of spinal nerves arise from spinal cord or lead to spinal cord.


2. Electroencephalography is the most important test in the study of epilepsy.


3. Nicotine increases the heart beat rate, blood pressure and digestive tract mobility


4. High levels of Ca++ ions stimulate the parathyroid glands to increase parathormone production


5. Outer layer of adrenal gland is called as adrenal medulla and inner is called as adrenal cortex.


6. Taxis is a directed movement either or away from a stimulus.


7. Experience has an obvious influence on instinctive behaviour.


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