Biology question and answers for December 09, 2023
- Q Which of the following is not a major activity of the stomach?mechanical digestionmucus secretionnutrient absorptionHCI secretionenzyme secretion
- Q Ingested dietary substances must cross cell membranes to be used by the body, a process known ashydrolysis.ingestion.elimination.digestion.absorption.
- Q An enzyme with high activity in an acidic environment would bepepsinsucraseamylasetrypsingatrin
- Q Which of the following secretions involved in digestion would be most likely released initially as inactive precursors?protein-digesting enzymescarbohydrate-digesting enzymesacid-neutralizing bicarbonatefat-solubilizing bile saltshormones such as gastrin
- Q Without functioning parietal cells, an individual wouldnot be able to start protein digestion in the stomach.not be able to initiate mechanical digestion in the stomach.only be able to digest fat...
- Q The cells of the stomach that secrete a protein digesting enzyme are . the chief cells of the stomach.the parietal cells of the stomach.the enteroendocrine cells of the stomachfound in...
- Q The pancreas can be found in what cavity (ies) or region(s) listed below. Select ALL that apply.cranialpleuralmediastinalabdominalabdominopelvicpericardialvertebral
- Q Linda has heard that the acidic environment of the stomach is similar to that of a car battery. If the stomach is so acidic, why doesn't the acid eat away...
- Q To chill beverages quickly, mix ice and salt and put the cans/bottles in the iced saltwater. The iced saltwater becomes very cold! Is this reaction: NaCl ? Na+ + Cl...
- Q Sean is a college senior who has a family history of digestive disorders, including heartburn and ulcers. Throughout his college career, Sean experienced symptoms related to these disorders but has...
- Q Heterodont dentitionmeant dinosaurs could take bigger bites.enables mammals to eat a wide variety of foods.is better for biting flesh but not chewing vegetables.is easier to dig up than homodont dentition.
- Q Consider the following article: Revisit gut microbiota and its impact on human health and disease. Ding, R-X., Goh, W-R., Wu, R-N., Yue, X., Luo, X., Thwe Khine, W. W.,... Lee,...
- Q People who suffer from Celiac Disorder have microvilli which have been destroyed. What type of problems will people with Celiac Disorder encounter due to the lack of microvilli lining their...
- Q Hepatic portal vein conducts the blood.....from the gastrointestinal tract to the liver.from the liver to the heart.from the gastrointestinal tract to the heart.from the heart to the gastrointestinal tract.from the...
- Q Suppose that enzyme X catalyzes a reaction that involves the breakdown of a molecule. The product of this reaction is an amino acid. What molecule is the enzyme breaking down?A....
- Q Select the correct answer from each drop-down menu.Because vitamins carry out various functions in the body, deficiency of different vitamins can have varied effects on the body. The primary role...
- Q Although not mentioned until Trichinella spiralis, all parasites we have discussed this semester havehad sylvatic and/or domestic life cycles. Tell me which term(s) best suit(s) life cycles for Enterobiusvermicularis, Wuchereria...
- Q If the mixture water and oil = were in your intestines, would it be easier for lipase to digest the oil when it was in one big, separate layer, or...
- Q Structure and Function of Living Systems:Question 3Which of the following is a function of some of the specializedcells in the stomach?Reabsorb water to maintain the internal balance of thesystem.Secrete hydrochloric...
- Q Which of the following is NOT true for countercurrent exchange O used for thermal or chemicals transfer between two fluids that move in the same direction O found in many...
- Q B In the loop of Henle B is impenetrable to water If C 450 mOsm L E 450 mOsm L If E 800 mOsm L one would expect A type...
- Q Which statement is true about podocytes O a They are glomerular endothelial cells O b They are visceral epithelial cells of Bowman s capsule O c They are juxtaglomerular cells...
- Q Looking at the bacteria of someone s microbiome can tell you what A How long they will live B How healthy they are C What illnesses they have had D...
- Q Which food molecule s are outside of the tube Start Part 2 Predictions Which food molecule s do you think you will find outside of the tube End Which food...
- Q Kidney Structure Duter region of the kidney finger like projections area that drains into the ureter outer protective layer indentation of the kidney A Capsule B Columns C Cortex D...
- Q f 44 The renal corpuscle is the name we use to identify the combination of which two structures in the kidney 45 In which region of the kidney would you...
- Q 4 Name one substance found in urine but not blood 5 Name one substance found in blood but not urine 6 Name one substance found in both blood and urine
- Q 41 To increase the rate of breathing the medulla oblongata will send excitatory messages to which muscle 42 Rapid breathing during exercise helps to regulate blood pH True or False...
- Q Which of the following would not normally be found in the filtrate of the kidney water and electrolytes metabolic wastes acids and bases plasma proteins
- Q This hormone is directly responsible for causing the kidney to reabsorb sodium and secrete potassium thyroxine aldosterone ADH epinephrine D
- Q If GFR glomerular filtration rate increases which of the following statements would be true Valuable solutes and water would be lost in the urine Valuable solutes and water would get...
- Q The following questions refer to the diagram of Sampling Body Sites M Which sample is most desirable in case of a UTI D H N
- Q elodea cabbage onion of the non photosynthetic plant cells Question 6 1 point Listen Which of the following is a characteristic of prokaryotic cells Has mitochondria arganelles
- Q Inducing the loss of fluid in the body in a process called The diuretic effect The digestive effect The thermic effect The calorie effect
- Q The diagram below represents the structure of a T tubule Nucleus Capillary Sarcoplastic reticulum Muscle fiber Sarcolemma Myofilaments Cardiac muscle Connective tissue Smooth muscle Muscle fiber Z line H zone...
- Q What is a primary method of preventing spread of Clonorchis a Cook pork untill well done Ob Wear shoes when outside Od Avoid eating undercooked fish d Wash vegetables thoroughly
- Q The enzyme Succinate dehydrogenase SDH catalyzes the reaction succinate fumarate in the Citric Acid Cycle The compound malonate whose structure is just similar enough to succinate structures shown below can...
- Q Humans are changing the biosphere What global changes are occurring that concern biologists and other scientists Select all that may apply Dramatic decrease in human population Dramatically increasing human population...
- Q 15 What is the pressure balance at the capillary wall Hydrostatic and oncotic pressure of blood Hydrostatic and oncotic pressure of interstiatial fluid Hydrostatic pressure of blood Hydrostatic and oncotic...
- Q 20 2 points Acetylcholine is a neurotransmitter that binds to a ligand gated sodium Na ion channel When acetylcholine is bound to its receptor this ion channel opens and sodium...
- Q What is the output of the Excretory System? A. oxygenB. digested foodC. urineD. toxic products
- Q Choose the correct syntax and fill in the blank.One _ breathe in order to survive.canmaymust
- Q If the body was suffering from dehydration the most likely regulation mechanism would be:a) Increased excretion of waterb) Decreased reabsorption of waterc) ADH (antidiuretic hormone) released) Both A and C...
- Q The functional unit of the kidney is called:A nephronThe renal cortexA glomerulusA neuron
- Q Blood enters the kidney via the renal artery and first travels to theproximal convoluted tubule.distal convoluted tubule.collecting duct.glomerulus.
- Q This is the second twisted portion of the nephron after the Loop of Henle:a) Collecting ductb) Proximal tubulec) Bowman's capsuled) Distal tubule
- Q One of the aides is taking pharm, and suggests that this patient might need a diuretic. What do you think?an osmotic diuretic might help this patient excrete water and correct...
- Q What value provides the best estimate of renal function?a. What is a "normal" value for this measure?
- Q Describe the functions of each of the following parts of thenephron and associated structures in the process of urineproduction: glomerulus, glomerular capsule, proximalconvoluted tubule, peritubular capillaries, descending limb ofthe nephron...
- Q Jim decides to donate blood, which results in a drop in blood pressure.What would be observed in Jim during the first hour after the blooddonation?Aldosterone synthesis will increaseThe kidneys will...
- Q J.R. has difficulty urinating. He was prescribed bethanechol chloride (Urecholine) 25mg TID.Bethanechol is a:Select one:a. Cholinergic agonistb. Anticholinergicc. Cholinesterase inhibitord. Sympatholytic
- Q A person has a condition in which their endocrine system overproduces Antidiuretic Hormone (ADH). This hormone affects the function of the kidneys, which is part of the excretory system. If...
- Q In the process of deamination, the liver converts amino acids into compoundsthat can be used in energy metabolism. The liver removes the amino groups fromamino acids to produce urea. Then,...
- Q For kidney function, match each part of the nephron to the corresponding process.Ascending limb of the Loop of HenleDescending limb of the Loop of HenleDistal tubuleProximal tubeReabsorption of water, concentrate...
- Q Which of these excerpts fromparagraph 1 contains imagery?A. "in the very olden time"B. "distant Latin neighbors, were still large,florid, and untrammeled,..."C. "He was greatly given to self-communing..."
- Q What size loop is preferred for streaking urine
- Q Which parameter does intrinsic (a.k.a. local) control affect to change the glomerular filtration rate?Filtration surface areaMean arterial pressureCapillary permeabilityArteriole diameter
- Q If the juxtaglomerular apparatus was not working and was not conveying any chemical signals, whichform of physiological regulation would not be working? NOTE: Select all correct answer choices.Tubuloglomerular autoregulationRAAS regulationMyogenic...
- Q In tubuloglomerular autoregulation, how does the juxtaglomerular apparatus detect filtrate flow?Macula densa cells have stretch receptors that can detect changing volumes of filtrate in the ascending limb.Ascending limb physically depresses...
- Q Assuming the osmolarity gradient has already been established in the renal medulla, If the salt pumps in the ascending limb of the nephron loop were disabled, what would the filtrate...
- Q All else being equal, and in the absence of any compensatory changes, which one of the following would increase the rate of urine formation?A) a decrease in total blood volume.B)...
- Q When a person drinks orange juice their blood pH changes. The Type A intercalated cells in the collecting duct will:H+HCO3-K+secrete; reabsorb; reabsorbreabsorb; reabsorb; reabsorbsecrete; secrete; secretereabsorb; reabsorb; secrete
- Q Which of the following correctly describes the process of glomerular filtration?Blood cells and plasma proteins are pushed out of the glomerulus into the glomerular capsule.Water, nitrogenous wastes, nutrients, and ions...
- Q List the chronological order that fluid takes throughout the nephron. MAKE SURE YOU PUT THE STARTING POSITION AS 1 AND THE LAST POSITION AS THE LARGEST NUMBER.? Loop of Henle?...
- Q Which structure is found in the inner medula of the kidney?Bowman's capsuleproximal convoluted tubuleloop of Henleglomerulus
- Q A patient has ingested a chemical thatcauses the glucose uniporter to besuddenly distributed to both the apicaland basolateral domains of intestinalepithelial cells. Other proteins areunchanged. What is the likely result?Glucose...
- Q Most aquatic animals excrete ammonia, while land animals excrete urea or uric acid. What is the most likely explanation for the difference?land animals cannot afford the energy needed to make...
- Q All of the following are functions of the mammalian kidney. Check all that would applywater reabsorption.excretion of nitrogenous waste.filtration of blood.regulation of salt balance in the blood.production of urea as...
- Q The advantage of excreting wastes as urea rather than as ammonia is thaturea requires less water for excretion than ammonia.less nitrogen is removed from the body.urea elimination does not affect...
- Q Diabetes Type I is a disease directly related to the endocrine system. Which of the following are correct about Type I diabetes?a) It is sometimes also called juvenile diabetesb) Most...
- Q Filtration into the Bowman's capsule is dependent upon what factors? Check all that would apply.the "pores" of the endothelial liningthe spaces between the podocytes of the Bowman's capsulethe amount of...
- Q The basic functional unit of the mammalian kidney is the nephron. It functions tofilter the blood.secrete specific solutes.reabsorbs specific solutes.All of the above are functions of the nephron.
- Q Antidiuretic hormone (ADH) is important in maintaining homeostasis in mammals. ADH isreleased from the hypothalamus in response to high tissue osmolarity. In response to ADH, thecollecting duct and distal tubule...
- Q The first step in the detoxification of Ammonia takes place in theA. outer membrane of the mitochondriaB. cytoplasm of the liver cellC. rough endoplasmic reticulumD. matrix of the mitochondriaE. nucleus
- Q What is the purpose of measuring the glomerular filtration rate?Why do the ureters use smooth muscle contraction to actively move urine to the urinary bladder?Why don't they rely on gravity...
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