Which one of the following statements is true regarding digestion and absorption of food in humans?

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Which one of the following statements is true regarding digestion and absorption of food in ... are transported from intestine into blood capillaries

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Description : Which one of the following statements is true regarding digestion and absorption of food in humans? (a) Fructose and amino acids are absorbed through intestinal mucosa with the help of carrier ions ... amylase in our mouth. (d) Oxyntic cells in our stomach secrete the proenzyme pepsinogen.

Last Answer : (a) Fructose and amino acids are absorbed through intestinal mucosa with the help of carrier ions like Na

Description : Which of the following statement is//are incorrect regarding digestion and absorption of food in human beings `:-`

Last Answer : Which of the following statement is//are incorrect regarding digestion and absorption of food in ... Bile salts act as activator of pancreatic lipase

Description : Draw a labelled diagram of the human digestive system. With the help of this diagram, describe the process of digestion of food in man (humans). -Science

Last Answer : Digestion of food in human beings: Digestion of food begins in the mouth. The mouth cavity contains teeth, tongue and salivary glands. The teeth cut the food into small pieces, chew ... , proteins and fats. The walls of ileum secrete succus entericus which completes the digestion process.

Description : Calorific value of proteins in a living person is less than that in a bomb calorimeter because (A) Digestion and absorption of proteins is less than 100% (B) Respiratory quotient of proteins ... Specific dynamic action of proteins is high (D) Proteins are not completely oxidized in living persons

Last Answer : Answer : D

Description : After digestion the next step is absorption done by cells of the mucous membrane of the intestine. For this task a large absorption surface is an advantage. How is it possible in the small internal space of the body of a pluricellular organism to present a large intestinal surface?

Last Answer : Evolution tried to solve this problem in two ways. The simplest is the long and tubular shape of the bowels (approximately eight meters in extension), making possible that numerous ... function of increasing the absorption surface too. Digestion System - Image Diversity: intestinal villi microvilli

Description : Emulsification is - (1) breaking fats into small globules (2) digestion of fats (3) absorption of fats (4) storage of fats

Last Answer : (1) breaking fats into small globules Explanation: Emulsification is the breakdown of large fat globules into smaller, uniformly distributed particles. It is accomplished mainly by bile acids ... intestine. Emulsification is the first preparation of fat for chemical digestion by specific enzymes.

Description : The diagram represents a section through the small intestine.What is the role of the structure labelled X ? (a) They secrete enzymes for digestion (b) They secrete hormones (c) They decrease the surface area of absorption (d) They increase the surface area of absorption

Last Answer : (d) They increase the surface area of absorption

Description : Emulsification is (1) breaking fats into small globules (2) digestion of fats (3) absorption of fats (4) storage of fats

Last Answer : breaking fats into small globules

Description : (a) Draw a diagram depicting Human Alimentary Canal and label on it: Gall bladder, Liver and Pancreas. (b) State the roles of Liver and Pancreas. (c) Name the organ which performs the following functions in humans: (i) Absorption of digested food (ii) Absorption of water. -Biology

Last Answer : Answer.(a) (b) Liver: It synthesize and store bile juice secreted by gall bladder which breaks down fats into fat globules. (c) The organ which performs the following functions in humans are as ... * (i) Absorption of digested food - Small intestine. (ii)Absorption of water - Large intestine.

Description : Only two of the following Statements accurately describe what happens in the mouth. 1. 2. 3. 4. Amylase breaks down large starch molecules into smaller maltose molecules. Chewing increases the surface area of food for digestion. Saliva emulsifies ... ? (a) 1 and 2 (b) 2 and 3 (c) 3 and 4 (d) 1 and 4

Last Answer : (a) 1 and 2

Description : The initial step in the digestion of milk in humans is carried out by (a) lipase (b) trypsin (c) rennin (d) pepsin.

Last Answer : (c) rennin

Description : All the following statements about obstructive jaundice are true except (A) Prothrombin time may be prolonged due to impaired absorption of vitamin K (B) Serum alkaline phosphatase may be raised ... systemic circulation due to biliary obstruction (D) There is no defect in conjugation of bilirubin

Last Answer : Answer : B

Description : In context of net operating profit, which of the following statements are true? A. If all costs are variable, the amount of profit obtained in marginal costing and absorption costing will be same. B. If ... same in absorption costing and marginal costing. C. Both a and b D. None of the above

Last Answer : C. Both a and b

Description : Select the correct match of the digested products in humans given in column I with their absorption site and mechanism in Column II

Last Answer : Select the correct match of the digested products in humans given in column I with their absorption site and mechanism in Column II

Description : Select the correct match of the digested products in humans given in column I with their absorption site and mechanism in column II. Column I Column II (a) Glycerol, fatty acids Duodenum, ... , glucose Small intestine, active absorption (d) Fructose, Na+ Small intestine, passive absorption

Last Answer : (c) Glycine, glucose Small intestine, active absorption

Description : Which of the following statements are incorrect ?a)Photosynthesis is a chemical change b) Digestion is a chemical change c)Formation of manure from vegetable was ... -Science-7

Last Answer : Option d) Iron and rust are the same substance. Iron and rust are different substances. Iron : Fe and Rust :

Description : Consider the following statements : Activated sludge process can be said to comprise : 1. Conversion of dissolved organic matter into biological flocs 2. Removal of dissolved BOD of the waste water 3. Digestion of the sludge Which ... 2 and 3 (b) 1 and 2 only (c) 2 and 3 only (d) 1 and 3 only

Last Answer : (b) 1 and 2 only

Description : Study the following statements regarding food chains and select the correct ones. (i) Removal of 80% tigers from an area resulted in greatly increased

Last Answer : Study the following statements regarding food chains and select the correct ones. (i) Removal of 80% tigers from an area ... . a, b C. b, c D. c, d

Description : Were these true statements on a talkshow regarding bedbugs?

Last Answer : answer:The bastards have a 10 day breeding cycle, and have about a gagillion babies apiece, and they can do without eating for three months or more. It only takes one, and they're about frakking ... and they bring you a gift that just keeps on giving, three new sofas later. * grumblegrumble *

Description : which one of the following statements is true regarding paragraphs -General Knowledge

Last Answer : A paragraph should have one main topic: is true regarding paragraphs.

Description : Which of the following statements regarding the manufacture of `H_(2)SO_(4)` by contact process is not true.

Last Answer : Which of the following statements regarding the manufacture of `H_(2)SO_(4)` by contact ... higher purity than obtained by lead chamber process.

Description : Which of the following statements regarding the manufacture of `H_(2)SO_(4)` by Contact process is not true?

Last Answer : Which of the following statements regarding the manufacture of `H_(2)SO_(4)` by Contact ... purity than that obtained by lead chamber process.

Description : Which of the following statements regarding sulphur dioxide is not true?

Last Answer : Which of the following statements regarding sulphur dioxide is not true? A. `SO_(2)` is an angular ... D. `SO_(2)` is anhydride of sulphurous acid

Description : What example statements is true regarding he preamble to the constitution of the US?

Last Answer : Feel Free to Answer

Description : Which of the following statements regarding Vitamin A is true? (A) It is not an essential Vitamin (B) It is related to tocopherol (C) It is a component of rhodopsin (D) It is also known as Opsin

Last Answer : Answer : C

Description : All the following statements regarding ketone bodies are true except (A) They may result from starvation (B) They are formed in kidneys (C) They include acetoacetic acid and acetone (D) They may be excreted in urine

Last Answer : Answer : B

Description : All statements regarding 3-OH-3 methyl glutaryl CoA are true except (A) It is formed in the cytoplasm (B) Required in ketogenesis (C) Involved in synthesis of Fatty acid (D) An intermediate in cholesterol biosynthesis

Last Answer : Answer : B

Description : Which of the following statements regarding T.C.A cycle is true? (A) It is an anaerobic process (B) It occurs in cytosol (C) It contains no intermediates for Gluconeogenesis (D) It is amphibolic in nature

Last Answer : D

Description : Which of the following statements regarding endothelial cells in acute inflammation are true? a. Endothelial cells are characterized by phenotypic homogeneity b. Specific patterns of receptor expression ... blood flow and leukocyte adhesion d. Endothelial cells may be capable of phagocytosis

Last Answer : Answer: b, c, d Endothelial cells are increasingly recognized to be phenotypically heterogeneous. Specific receptor molecules are expressed at various sites where they help to direct lymphocytes and ... rather, they possess the ability to direct and focus many aspects of an inflammatory event

Description : Which of the following statements regarding the alternative complement pathway are true? a. C1, C4 and C2 are involved b. NH3 apparently activates complement via this pathway c. Factors B and D are involved d. Endotoxin activates complement via the alternative pathway

Last Answer : Answer: b, c, d The alternative pathway differs from the classic pathway in that the first steps involving C1, C4 and C2 are bypassed. (See Figure 6-3 previously reproduced.) ... been correlated with impaired renal function and the presence of complement components at the sites of renal injury

Description : Which of the following statements regarding neutrophils are true? a. The neutrophil undergoes final maturation after release into the circulation b. Patients with chronic granulomatous disease have a defective ... proteins d. The normal human neutrophil circulates in the blood for 7-10 days

Last Answer : Answer: b, c The neutrophil is a migratory phagocytic cell that defends the host against bacteria and eliminates necrotic tissue. The neutrophil matures in the bone marrow and is ... phagocytose bacteria, they are unable to kill the intracellular microbes and chronic, unresolved infections result

Description : Which of the following statements regarding the complement system are true? a. Complement activation yields products which are directly cytotoxic as well as products which act indirectly via activated ... and classical pathways converge proximal to generating the membrane attack complex (C5b-9)

Last Answer : Answer: a, d The complement system is composed of two different but linked sequences, the classic and alternative pathways. The pathways involve serum proteins that act to amplify the inflammatory-immune ... the C5 level proximal to generating the membrane attack complex (C5b-9) (Figure 6-3)

Description : Which of the following statements regarding TNFa are true? a. TNFa has a marked procoagulant effect b. Passive immunization of patients with neutralizing antibodies to TNFa improves survival from multi-organ ... expression d. The most potent known stimulus for TNFa production and release is IL-1

Last Answer : Answer: a, c TNFa has a marked procoagulant effect on endothelial cells, precipitating intravascular thrombosis. TNFa causes endothelial cells to release procoagulant activity (tissue factor), ... to produce TNFa, however the most potent stimulus for TNFa production and release is endotoxin

Description : Which of the following statements regarding angiogenesis are true? a. Angiogenesis is a seminal biologic event with clinical relevance limited to its effect upon tumor growth b. C-X-C ... c. PF-4 has angiogenic properties d. Sites of atherosclerosis demonstrate chronic angiogenic activity

Last Answer : Answer: b, d An important component of tissue repair and wound healing is the process of angiogenesis. This normal, physiologic process is a local, transient event which is ... between these factors may govern overall angiogenic potential in a variety of physiological and pathophysiological states

Description : Which of the following statements regarding fibroblasts and their function in wound healing are true? a. IL-1 has both inhibitory and promotional effects on fibroblast growth b. TNFa ... EGF (epithelial growth factor) has been demonstrated to accelerate epidermal regeneration in cutaneous wounds

Last Answer : Answer: a, d IL-1 appears to be important in the process of normal wound repair. IL-1 has been shown to stimulate skin fibroblast and keratinocyte growth, as well as ... that recombinant EGF enhances keratinocyte migration. EGF is also a potent chemoattractant for granulation tissue fibroblasts

Description : Which of the following statements regarding transforming growth factor b (TGF-b) are true? a. TGF-b expression is autoregulated b. TGF-b enhances collagen synthesis c. TGF-b inhibits extracellular matrix production d. TGF-b may inhibit or promote cellular proliferation

Last Answer : Answer: a, b, d TGF-b appears to be one of the key cytokines in control of tissue repair. TGF-b is strongly chemotactic for neutrophils, T cells, monocytes, and fibroblasts. ... TGF-b stimulates the proliferation of densely plated human marrow fibroblasts, but is inhibitory at high concentrations

Description : Which of the following statements regarding the transmission of infectious agents through blood transfusions is/are true? A. The transmission rates for human immunodeficiency virus (HIV) ... patients (such as patients undergoing transplantation) should receive specially screened blood products.

Last Answer : Answer: ABCD DISCUSSION: The incidence of both HIV and hepatitis transmitted via blood transfusions has been steadily decreasing since the 1980s. This is related to improved ... , severely compromised patients such as those undergoing transplantation should receive CMV-negative blood products

Description : Which of the following statements regarding hypercalcemia are true? A. The symptoms of hypercalcemia may mimic some symptoms of hyperglycemia. B. Metastatic breast cancer is an unusual cause of ... fluid volume deficit. E. Urinary calcium excretion may be increased by vigorous volume repletion.

Last Answer : Answer: ADE DISCUSSION: Markedly elevated serum calcium levels produce polydipsia, polyuria, and thirst. Vigorous volume repletion and saline diuresis correct the extracellular fluid volume ... , from bony metastasis. The calcitonin effect on calcium is diminished with repeat administrations

Description : True statements regarding eicosanoids include which of the following? A. Prostaglandins and thromboxanes are synthesized via the cyclo-oxygenase pathway. B. The vasoconstricting, platelet-aggregating, ... prostaglandins have a short circulation half-life and exert most of their effects locally.

Last Answer : Answer: ABD DISCUSSION: The eicosanoids are a group of compounds arising from the metabolism of arachidonic acid. The prostaglandins and thromboxanes are synthesized via the cyclo-oxygenase ... effects and may be involved in the physiologic responses associated with anaphylactic and septic shock

Description : All of the following statements regarding pentamidine isethionate are true except (a) it is indicated for treatment or prophylaxis of infection due to Pneumocystis carinii (b) it may be ... clinically significant effect on serum glucose (d) it is effective in the treatment of leishmaniasis

Last Answer : Ans: C

Description : Which among the following statements is true regarding International Date line? (1) It is 180° Longitude (2) It is a straight line (3) It is a big circle (4) It is a curved line beyond earth

Last Answer : (1) It is 180° Longitude Explanation: The International Date Line (IDL) is an imaginary line on the surface of the Earth, that runs from the north to the South Pole and demarcates one ... Ocean, roughly following the 180° longitude but it deviates to pass around some territories and island groups.

Description : Rain drops fall from great height. Which among the following statements is true regarding it? (1) they fall with that ultimate velocity, which are different for different droplets (2) they fall with ... velocity on the earth (4) their velocity increases and they fall with same velocity on the earth

Last Answer : (1) they fall with that ultimate velocity, which are different for different droplets Explanation: Any mass is attracted to the Earth by the pull of gravity. Gravity accelerates all objects ... specifically the cross-sectional area presented to the airflow (perpendicular to the direction of travel).

Description : Which of the following statements is/are true regarding requirements for receptacle outlets aboard vessels? A. Each receptacle outlet operating at 100 volts or more must have a grounding pole. B. Outlets ... machinery with a portable light having a 50 foot flexible cord. D. All of the above.

Last Answer : Answer: A

Description : Which of the following statements is true regarding the illustrated circuit? El-0069 A. This full wave bridge should never be used aboard ship because the ground on lead 'A' will show on ... be direct current suitable for electronic circuits requiring voltage regulation. D. All the above are true.

Last Answer : Answer: B

Description : Which of the following statements is true regarding contracts? Select one: a. They are the filters through which project members screen information that is shared. b. They do not lend ... information-rich  environment will suffer. e. Contracts promote the growth of a trusting project culture.

Last Answer : b. They do not lend themselves to create an environment of trust.

Description : All of the following statements are true regarding risk events except which one?  Choose the least correct answer. A. Project risks are uncertain events.  B. If risks occur, they can ... that have more perceived rewards to the organization than the consequences of  the risk should be accepted.

Last Answer : C. Unknown risks are threats to the project objectives, and nothing can be done to  plan for them.

Description : Each of the following statements is true regarding the risk management plan except  for which one?  A. The risk management plan is an output of the Risk Management Planning process. B. The risk ... and budgets. D. The risk management plan is an input to all the remaining risk-planning processes.

Last Answer : B. The risk management plan includes a description of the responses to risks and  triggers.

Description : All of the following statements are true regarding risks except for which one? Choose the least correct answer.  A. Risks might be threats to the objectives of the project.  B. Risks are ... Risks might be opportunities to the objectives of the project.  D. Risks have causes and consequences.

Last Answer : B. Risks are certain events that may be threats or opportunities to the objectives of  the project

Description : Which of the following statements is true of Insured Asset Allocation? A. It is aimed at benefiting from short-term under pricing and over pricing of assets. B. In this strategy the risk ... . It is a strategy aimed at achieving the objectives of the investor without depending on market timing

Last Answer : E. It is a strategy aimed at achieving the objectives of the investor without depending on market timing.