Nitroglycerine tablets lose their effectiveness in 12 weeks if exposed to light or air

Reciprocal innervation is hard wired at the level of the

a. Cerebral cortex b. Spinal cord c. Muscles d. Thalamus

When the interior of a neuron becomes less negative, it is said to become

a. Depolarized b. Hyperpolarized c. Unpolarized d. Repolarized