If a substance is not immunogenic by itself, but initiates an immune reaction when combined with a protein in the body, that substance is called a ________.
Fill in the blank(s) with the appropriate word(s).
hapten
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Which of the following is correct regarding the occipital lobe?
A) It is concerned with voluntary motor functions. B) It is chiefly concerned with mood, memory, and emotions. C) It is likely to play a role in understanding spoken language. D) It is the principal visual center of the brain. E) It is the primary site for receiving and interpreting signals from the general senses.
The thalamus is often called the "air traffic controller" of the brain because it
A) controls the autonomic functions of the body, such as the fight-or-flight response. B) determines what can enter the brain from the blood. C) controls reflexes. D) determines the routing of incoming sensory information to the correct cerebral cortex area. E) passes motor information on to the cerebellum.
Harry suffers from cystic fibrosis and frequently has periods where he can hardly breathe. The problem is the result of
A) constriction of the trachea. B) laryngospasms that occur in response to a toxic substance produced by the epithelial cells. C) inflammation of the bronchi. D) collapse of one or both lungs. E) thick secretions that exceed the ability of the mucus elevator to transport them.
Chemical energy
A. is not important in physiological processes. B. results from the position or movement of objects. C. is a form of potential energy within chemical bonds. D. comes from the sun. E. moves matter.