The current understanding of the neural control of respiration indicates that th

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The current understanding of the neural control of respiration indicates that the DRG is the most medallary respinstory control center-acting as the pacemaker", esc. The structure of your incisors allows them to function as your primary grinding/mashing teeth The ONLY layer of the GI tube with direct or intimate association with your ingested food is called the unica subumucesa 45. E 47.The most powerful regulance/stimulator of the Digestive System is the presence of food in the tube. 48.Digestion, for us in this class, specifically means the emrymatic breakdown of macromolecules 49. The higher your level of LDLs and the lower the level of your HDLs the better-meaning the less your risk for cardiovascular disease & dysfunction. Complex II in the ETS is the only one that does not "pump" a proton into the intermembrane space. 50. 1Ifoxygen is not present, pyruvate can be enzymatically converted into lactate oe ethyl alcohol. 2.Juxtamedullary nephrons have really long nephric loops that descend deep into the medullary salt gradient &, although they are the minority, play the primary role in regulating final urine volume. S3.The Nephric Loop (loop of Henlé) is considered to be the "dilating segment" of a nephron. Regulation of the acid-base balance of your body is accoemplished mainly through respiratory control with the kidneys only playing a small, almost unimportant role. The "default" condition of urine production is to create small amounts of extremely concentrated urine. 4. 55. Oaly "fre" H' ions in a solution "count" towards or are capuble of changing body fluid pll ANP is secreted from the atria & causes DCT & CD to excrete Na" ions& therefore HO. 57. ? 59. The "Theare" is a special area of the bladder marked by the entrances of the ureters and the urethral exit. This specific region is innervated by the ANS in the exact same way as the rest of the bladder. The nicotinamide adenine dinucleotide carrier feeding into the Electron Transport System at high energy Complex I results in creating the conditions that produce approximately three (3) ATP The final fate of cach of the six carbons of a glucose molecule is as a carbon dioxide molecule. 60. 61. 62. Cells are unablc to generate enough ATP to survive in temporary anaerobic conditions. Glucose is the only molecule that can be metabolized into ATP The Gi tube has its own nervous system (about as sophisticated as an earthworm) called the Enteric Nervous System which contains approximately the same number of neurons as the spinal cord. 64.Peristalsis can only proceed in the oral-to-anal direction in every part of the gastrointestinal tube. 65. The main or one of the most important functions of the large intestine is reabsorption of water 66. The composition of inspired atmospheric air changes little and almost exactly matches the air in alveoli. 67 Your need to breathe" or ventilation drive is to get CO2 out more than it is to geto, nto your system. 68. Normal TV expiration is a passive process caused by lung elasticity& diaphragm relaxation. Multiple Choice Section For each of the following qestion, correctly select and mark the answer from the lis of choices provided There is only one correct aawer for eack question 69. The nerve responsible for innervation of the diaphragm is the a. Pudendal nerve b. Vagus nerve SI-S2 parasympathetic nerves Phrenic nerve e. Diaphragmatic nerve

Explanation / Answer

44. True

45. False. Incisors used for cutting the food.

46. False

47. False. Appetite is the powerful stimulator of digestion.

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