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Rods are sensitive to ________ and cones are sensitive to ________.

Bernard decided to start an exercise program, so he jumped on a treadmill and started jogging. In a very short time his breathing rate and heart rate began to increase. The part of the brain that is responsible for these increases is the

The type of immunity in which the response stays the same, no matter how often a person is exposed to an antigen is the 

The pleural cavity

Processing of auditory and olfactory signals are both associated with

All of the following are functions of the digestive system EXCEPT

________ is/are located in the walls of blood vessels and small intestine.

All of the following are functions of the respiratory system EXCEPT

Motor neurons deliver signals ________ the CNS and to the ________.

The ________ neurons release ________ as a neurotransmitter, and are responsible for increasing the rate of digestion.