Bio 202 Final Exam Review Questions And Answers Rated 100% Correct!!

Bio 202 Final Exam Review Questions And Answers Rated 100% Correct!! Contraceptive pills mimic the ___________ feedback effect of ___________. negative; estrogens and progesterone The urinary bladder is posterior to the uterus. True / False False Aging and senescence are the same thing. True / False False In ovulation, after expelling the oocyte the follicle becomes a __________ and secretes __________. corpus luteum; estrogen and progesterone An embryo becomes a fetus at the end of _______________ weeks of gestation? 8 Meiosis results in _________ cells. Haploid Ovulation occurs at approximately what point in the menstrual cycle? Day 14 Muscle strength and mass peaks around age______. 20 The nervous system reaches peak development around age _______. 30 What percentage of sperm cells carry a X chromosome? 50 The hormone which peaks very early in pregnancy, and which can used to diagnose pregnancy is human chorionic gonadotropin The product of fertilization is considered an embryo approximately 2 weeks after fertilization. True / False True When is meiosis completed in the ovum? After fertilization Which of the following is the best estimation of the period of gestation in humans? 39 weeks 80% of males over age 80 have prostatic hyperplasia. True / False True The majority of ATP in humans is generated through substrate level phosphorylation. True / False False Which of the following is NOT a function of the oral cavity in digestion? Peristalsis The majority of the blood flow to the liver is from the arterial supply. True / False False The large intestine absorbs more water than the small intestine. True / False False Which of the following is not a function of the liver? Produce insulin Proton pump inhibitors used to treat GERD, may impair the effectiveness of the stomach as a component of general (non-specific) immunity. True / False True Necessary for Vitamin B12 absorption, __________ is/are secreted by __________ cells. intrinsic factor; parietal Vitamin C can not be absorbed without being bound to intrinsic factor. True / False False A calorie is the amount of energy required to raise 1cc of water 1 degree centigrade. As it relates to how we measure the caloric content of food- one food calorie = 1000 calories Zymogens are active enzymes. True / False False Several digestive enzymes are secreted as zymogens because __________. they act only in the stomach lumen and do not digest intracellular proteins Lactose is a monosaccharide. True / False False Which of the following metabolic pathways is the least used means of ATP production in humans? Fermentation The action of insulin is to raise blood glucose. True / False False Amino acids and monosaccharides are absorbed in the __________, and fatty acids are absorbed in the __________. small intestine; small intestine Which of the following pancreatic products is secreted into the circulation? Glucagon Which of the following vitamins is fat soluble? Vitamin A Hydrochloric acid (HCl) is secreted by __________ cells. parietal Salivary lipase is important for beginning carbohydrate digestion. True / False False Which of the following is NOT produced by the pancreas? intrinsic factor How many primary bronchi are normally present in humans? 2 An aspirated object is most likely to end up in the right primary bronchus If you had chickenpox as a child, your immunity would be best described as naturally acquired, active immunity. True / False True