Nutrition question part 2
a growing child is likely to exhibit negative nitrogen balance a. true b. false
b
which energy rich molecule produced by cellular respiration directly powers cell work a. glucose b. ATP c. water d. oxygen
b
which of the following is NOT considered a nutrient a. vitamins b. ATP c. minerals d. carbohydrates
b
which of the following nutrients is NOT matched with its use in the body a. proteins: structural materials in the body b. Carbohydrates: hormones c. vitamins: act as coenzymes d. lipids: major energy source for skeletal muscle and hepatocytes
b
______ refers to reactions in which small molecules are used to build larger molecules a. anabolism b. carboxylation c. catabolism d. metabolism
a
glycogenesis occurs when ATP levels are high and glucose is abundant a. true b. false
a
what is the primary function of cellular respiration a. to regenerate ATP b. to oxidize glucose c. to produce proteins d. to metabolize nutrients
a
which of the following is NOT a fat soluble vitamin a. B b. K c. D d. A
a
which of the following is NOT a product of cellular respiration a. oxygen b. ATP c. carbon dioxide d. water
a
which of the following is NOT catabolic a. lipogenesis b. beta oxidation of fatty acids c. lipolysis d. glycolysis
a
which of the following molecules is broken down in celluar respiration, providign fuel for the cell a. glucose b. ATP c. water d. oxygen
a
which of the following occurs when water is released during a reaction a. dehydration synthesis b. catabolic hydrolysis c. dehydration hydrolysis d. catabolic synthesis
a
which of the following pathways in INCORRECTLY matched with a description a. gluconeogenesis: using glucose to build noncarbohydrate structures b. glycolysis: anaerobic respiration c. anabolism: building larger molecules form smaller ones d. citric acid cycle: aerobic pathway
a
which of these happens during the postabsorptive state a. blood glucose levels are maintained within an adequate range b. fat reserves are built c. glycogen is formed d. glucose is broken down in the liver
a
________ is the key hormone regulator of the postabsorptive state a. parathyroid hormone b. cortisol c. glucagon d. insulin
c
metabolism includes both anabolism and catabolism. in hyperthyroidism, the metabolic rate is increased because a. anabolic reactions are increased in muscles and bones b. catabolic reactions are decreased in muscles and bones c. the rate of exergonic reactions is increased d. atrophied tissues compensate for their decreased mass by increasing their synthesis of macromolecules
c
the hyperglycemia that occurs during diabetes melitus is accompanied by ______ a. an elevated rate of glycolysis in blood plasma due to the elevated level of glucose in the plasma b. reduced rates of glycogenolysis and gluconeogenesis c. ketosis
c
which brain region is the main integrating center for thermoregulation a. medulla oblongata b. cerebrum c. hypothalamus d. thalamus
c
which hormone promotes protein catabolism a. insulin b. thyroid hormone c. cortisol d. glucagon
c
which nutrient molecule CANNOT be used in the oxidative pathways a. glucose b. cholesterol c. fatty acid d. proteins
c
which nutrients function primarily as an energy source for cells a. electrolytes b. vitamins c. carbohydrates d. minerals
c
which of the following processes takes place in the cytosol of a eukaryotic cell a. electron transport chain b. ATP production by ATP synthase c. glycolysis d. acetyl CoA formation e. citric acid cycle
c
________ is the conversion of acetyl CoA into ketone bodies a. beta oxidation b. lipolysis c. lipogenesis d. ketogenesis
d
how is ATP used in our bodies a. ATP is used ot make potential energy b. it is used to create more energy c. it is converted to ADP for storage and later use d. the energy released from ATP is converted into kinetic energy to do work
d
the citric acid cycle occurs in the _______ of cells and is an ______ process a. cytosol; aerobic b. cytosol; anaerobic c. mitochondria; anaerobic d. mitochondria; aerobic
d
this process converts pyruvic acid to acetyl CoA a. this process joins 2 pyruvic acid molecules into a molecule of glucose b. this process produces some ATP and carbon dioxide in the mitochondrion c. this process uses energy captured form electrons flowing to oxygen to produce most of the ATPs cellular respiration d. this process splits glucose in half and produces 2 ATPs for each glucose
d
which of the following contains the most energy that can be used to make ATP a. 1 gram of muscle b. 1 gram of carbohydrate c. 1 gram of protein d. 1 gram of fat
d
which of the following is NOT correctly matched in regards to BMR a. increased stress: increased BMR b. low thyroxine: Low BMR c. younger age: lower BMR d. high body temperature: higher BMR
d
although both conditions share the common characteristic of elevated body temperature, hyperthermia is technically different from fever because a. hyperthermia is a condition in which the temperature is higher than in fever b. fever is a condition in which there is a change in the body's temperature set-point c. hyperthermia is a condition in which pyrogens act to increase body temperature d. fever is a condition in which the metabolic rate is increased to a level higher than in hyperthermia
b
growth and repair involve primarily what type of reaction a. catabolic b. anabolic c. it depends on which body or cell part is growing or repairing
b
the energy stored in ATP comes from which of the following a. heat b. food molecules c. adenosine triphosphate d. kinetic energy
b
in what organelle would you find acetyl CoA formation, the citric acid cycle and the electron transport chain a. golgi apparatus b. chloroplast c. lysosome d. nucleus e. mitochondrion
e