Portage Learning - Final Biod 152 Study Guide Rated A+

Which of the following is false about reflexes? A. Reflexes do not require higher levels of voluntary processing from the brain B.Regulation of blood sugar by hormones is one example of a reflex C. Some reflexes can be tested to determine injury D. Pulling a hand away from a hot flame is not a reflex; it is entirely voluntary {Ans: D. Pulling a hand away from a hot flame is not a reflex; it is entirely voluntary}Describe the steps in the olfactory pathway. Begin in the nasal cavity and end in the specific lobe of the brain. {Ans: -Chemicals dissolve in nasal mucosa -Detected by olfactory receptors (bipolar cells) -Olfactory nerves, olfactory bulb, olfactory tract, temporal lobe}Where is the integration center of a reflex located? {Ans: CNS (central nervous system)}True or false: Neurons do not physically touch one another. {Ans: True}The part of the brain (indicated by the blue pin) in the picture above is: {Ans: Caudal, cerebellum}The left and right _______ veins carry blood next to the superior vena cava. A. Brachiocephalic B. Common carotid C. Subclavian D. Aortic arch {Ans: A. Brachiocephalic}