How does the input of olfactory information to the brain differ from other sensory input pathways? a. it does not require the cortex for higher order processing. b. direct connections to the thalamus are not made before information reaches the cortex. c. the first direct connection is to the thalamus and not to the medulla. d. prior to making connections with the medulla, sensory input travels through the spinal cord?

Which of the following statements is correct in hour our immune system responds to a potential pathogen? a. the adapted immune system will call on the innate immune system to destroy the pathogen. b. b cells will start reading the antigen code immediately and call t cells to assist in destroying the pathogen. c. the skin will be the first line of defense, and then the many phagocytes in the bloodstream will attempt to consume the possible pathogen. d. the t-cells in the adapted immune systems are the first to recognize the pathogen vaccines are weakened forms of disease causing microorganisms, which are given to patients to prevent disease. after the vaccine is administered, the immune system responds by creating a(n) to recognize the a. antigen, antibody b. antibody, antigen c. antibody, antibiotic d. antibiotic, antibody