bio102.1

bio102.1 - Name Exam Code: APR l. The scientific names Homo...

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Unformatted text preview: Name Exam Code: APR l. The scientific names Homo sapiens and Homo 5. You find plants that are growing together am; nermderr/zalem-ir tell you that these organisms identical, except that some have red flowers a belong to others have white. When you discover that 1‘», red and white plants freely interbreed, and se: a. the same species, but different genera from either type of plant can grow into either b. the same genus and species or white flowered plants, you decide that all t' c. the same genus, but different species plants belong to the same species. Based on neither the same genus, nor the same species criteria you have used, this species can be bes e. By themselves, these scientific names do not described as a(n) provide any information at all. a. biological species 2. All members ofthe same class b. morphospecies c. homologous species a. may belong to different orders and different d. analogous species genera b and d b. must belong to the same order and genus c, must belong to the same order, but may belong 6. Members of phylum Actinopoda to different phyla d. must belong to the same order. but may belong . use cilia for JOComotionx to different species use axopods for floating and feeding e. must belong to the same order and phylum e. have simple multicellular organization K d. have calcium carbonate shells< 3, Insects and birds lay eggs. If we were to place e. all ofthe above them irfthe same taxon based on this characteristic, that taxon would be 7. The apical complex of organelles characteristi of Apicomplexans ("sporozoans") is an at monophyletic adaptation used in b. hierarchical c. natural capturing prey' d, polyphyletic {by asexual reproduction e. evolutionary ,e.’ locomotion d. sexual reproduction 4. Members ofthe same biological species tend to parasitizing a host share common morphological features because they 8. Scientists think the living descendants of the f parazoans to evolve are the a. 'share analogous characters b. share a common gene pool a. eumetazoans c. are adapted to similar habitats Cb? sponges belong to the same genus c. fungi e. are not separated by geographical barriers d. protists c. all ofthe above General Biology 102 - Exam 1 — Feb. 26 . 2003 — Busch/Livingston sections Page _/ 9. @ c. d. E .af 'é. d. 'c 'i ll ilk/7 Name All bilaterally symmetrical animals possess a true coelom a circulatory system J‘- a strongly segmented body plan‘< a digestive system with two openingsx mesoderm ' DMembers of subkingdom Parazoa I all belong to the same phylum, the Ctenophora lack a digestive cavity have a triploblastic= acoelomate body structure possess true organs ' both a and cl are true ‘Which ofthe following phyla includes the most " intelligent invertebrates? a. / Platyhelminthes if? c. ,d’. e. 12 a. (y c. d. e. Annelida Mo llusca Rotifera Echinodermata . Which of the following categOries includes a_lI the others? deuterostomes triploblastic animals true coelomates protostomes pseudocoelomates General Biology 102 - Exam 1 — Feb. 26 .2003 - Busch/LiVingston sections Exam Code: A PR MATCHING: Answer questions 13 ~ 19 by choos the M answer from the following list. An answs may be used more than once or not at all. DO NC- FORGET TO TRANSFER YOUR ANSWERS T( THE OP-SCAN ANSWER SHEET a. Class Cestoda b. Class Hirudinea c. Class Turbellaria :1. Class Polychaeta e. Phylum Nematoda $.13. all are parasitic tapeworms is \ £214. blood suckers capable of removing l—a accumulated blood from reattached limbs __Q«_]5. pseudocoelomates 4‘): l6. marine worms with many parapodia I l 17. common in soil; some are free~living and others parasitize plant roots c 18. free—living; possess a gastrovascular cavit M19. many have eyespots to avoid light 20. In which of the following organisms does the blastopore form the mouth? ,Aaf/ Onycophora and Chordala x if Mollusca and Urochordataf - -' Gastropoda and Polyplacophora Annelida and Echinodermata g fl” Echinodermata and Onycophora Page Name 21. Echinoderms and chordates share a similar circulatory system a, > pattern of early development of the digestive (“Q-09’?" [\J (I) D.‘ O O” {D [Q J?- ' ‘ ‘ ' ‘ u: n QPlC'P system water vascular system type of symmetry as adults type of nervous system 77. A cephalochordate exhibits all of the following characteristics except a vertebral column a post-anal tail pharyngeal gill slits a notochord Actually, all ofthe above are found in larval lancelets A biramous appendage consists of a gill and an antenna two walking legs a walking leg and a gill a walking leg and an antenna two gills r Which of the following are MISMATCHED? medusae; diploid polyps; haploid gametes; haploid medusae and polyps; diploid All of the above are mismatched \_. 25‘ A visceral mass enclosed by a mantle is \09’9’ ’8'. 6. characteristic of twill.) h- r I J._ , ’. hydrozoans and scyphozoans trilobites and spiders ‘_ urochordates and echinoderms 2‘ cephalopods and bivalves ctenophores and rotifers @110?!» Exam Code: APR 26. Which ofthe following can be an effector? neuron glial cell Schwann cell interneuron gland ‘27. An interneuron is simultaneously stimulated ten excitatory sensory neurons and one inhib sensory neuron, resulting in an action potenti the axon of the intemeuron. This is an exam of a. saltatory propagation b. receptor potential "c. summation d. electrical synapses e. selectivity 28. Most ofthe organelles ofa neuron are in the a. dendrites b. synaptic terminals c. axon cell body e. myelin sheath 29. Formation of the blood/brain barrier is the responsibility of a. dendrites glial cells 0. muscle cells d. the myelin sheath 3 axons General Biology 102 - Exam 1 - Feb. 26 , 2003 - Busch/Livingston sections PL (the 5» Name ~ It). A neurotransmitter binds to chemically activated (ligand—gated) sodium channels on the dendrites ofa resting postsynaptic neuron and causes them to open. This would cause ofthe postsynaptic membrane.‘ ' ' a. depolarization (an IPSP) hyperpolarization (an IPSP) depolarization (an EPSP) hyperpolarization (an EPSP) repolarization naps- MATCHING: Answer Questions 3] — .34 by choosing the best answer from, the following list. An answer can be used more than once or not at all. DO NOT FORGET TO TRANSFER YOUR ANSWERS TO THE ANSWER SHEET. diffusion ofpotassium ions into the axon a. b. diffusion ofpotassium ions out of the axon c. diffusion of sodium ions out the axon ‘ d. diffusion of sodium ions into the axon e. sodium/potassium pump ‘ ' ’1 fl ' '31 -7 31. Main factor responsible for the resting state Causes a change in voltage from -55 mV to 0 mV during an action potential Causes a change in voltage from 0 mV to + 35 mV during an action potential . Causes a change in voltage from +35 mV to 0 mV during an action potential 35. An axon membrane with membrane potential of 0 mV, no ’« 7 is in the resting state is undergoing repolarization may be undergoing either depolarization or repolarization is undergoing depolarization is at the threshold on. General Biology 102 - Exam 1 - Feb. 26 , 2003 - Busch/Livingston sections Hg” '. ., J b. Exam Code: APP; 6. In an unmyelinated axon, an action potential . is transmitted from node of Ranvier to node of Ranvier is transmitted smoothly and continuously long the axon membrane flsrtransmitted from Schwann cell to Schwann /d'. 3 cell is transmitted according to the following sequence: Schwann cell — node of Ranvier a .,Schwann cell enode of Ranvier etc. occurs in all parts of the axon membrane simultaneously / 7. Where would you expect to find neurotransmitter molecules (ever)? in the synaptic cleft free within the cytoplasm of a presynaptic neuron enclosed within vesicles in a postsynaptic neuron at the nodes of Ranvier any of the above 8, Exocytosis of synaptic vesicles is triggered by a(n) . increase in extracellular calcium ions decrease in extracellular calcium ions decrease in intracellular calcium ions increase in intracellular calcium ions increase in both extracellular and e intracellular calcium ions 39. Acetylcholine a. is both a neurotransmitter and a hormone b. becomes active when it binds calcium ions lc. binds to chemically activated (ligand-gated) receptors on the postsynaptic membrane is an enzyme e. is recycled intact back into the presynaptic neuron Page {tame 40 A myelin sheath a. prevents electrocution b. reduces the number of neurotransmitter molecules needed ‘ . ensures one—way transmission of an impulse encloses and protects the cell body ,1" a; 57 saves energy MATCHING: Answer questions 41 — 43 by choosing the best answer from the following list. An answer can be used more than once or not at all. DON’T FORGET TO TRANSFER YOUR ANSWERS TO THE ANSWER SHEET. a. hypothalamus c. thalamus d. cerebrum WEBB-lle " " 4l . Region of the forebrain that serves as the main relay center and sorting area for sensory information . 42. Responsible for conscious interpretation of sensory information. 443. Center with major responsibility for maintaining homeostasis. 44. A simple reflex arc involves the components of the nervous system. sensory (only); autonomic -b.*’motor (only); somatic r12] sensory and motor; autonomic ensory and motor; somatic ‘4 . . 2/ sensory and motor; somatic and autonomic General Biology 102 - Exam 1 - Feb. 26 . 2003 — Busch/Livingston sections Exam Cede: AW: 45. Your heart rate and respiration may increase before an exam. These reactions are due to components ofyour nervous system. ._a. sympathetic; autonomic parasympathetic; autonomic c. sympathetic; somatic d. parasympathetic; somatic .. e. sympathetic and parasympathetic; autonomic and somatic 46. Sensory receptors that respond to changes in blood pH are 11 § mechanoreceptors and proprioceptors b. chemoreceptors and proprioceptors .e. mechanoreceptors and interceptors cl. mechanoreceptors and exteroceptors 1 e. chemoreceptors and interoceptors 47. Stretch receptors found in muscle are . a. chemoreceptors and proprioceptors :b'. mechanoreceptors and proprioceptors c. mechanoreceptors and interceptors f/ci." chemoreceptors and interoceptors e. mechanoreceptors and exteroceptors 48. The cornea . 'is pigmented b. has an opening in the center, the pupil {35" is part of the choroid cl. absorbs excess light @‘ is responsible for focusing light 49. When a rod cell is stimulated by light a. opsin and retinal join to form rhodopsin @ it stops secreting inhibitory neurotransmitters c. sodium ion channels open because they have become mechanically deformed (at. all ofthe above e. none ofthe above Pag (D 1‘.) rFl I l 5U Cones are responsible for L'.) ). {LC rv ‘ 5 I a. b. C. d. C. night vision detection ofmovement peripheral vision , perception offine detail 1 vision in dim light The fovea is a region where only cones are found is also known as the blind spot is a region where only rods are found is a region where all the axons ofthe ganglion cells converge'to form the optic nerve consists of bipolar cells only 52. Humans can perceive many different colors r) .L b. C. because there over 100 different types of cones and each responds to a specific wavelength of light each cone contains many different pigment molecules and each responds to a specific wavelength oflight the percentage of rhodopsin molecules that ,; respond is related to the wavelength oflight y/d e.’ perception ofa particular wavelength depends on stimulation ofa particular combination of cones different neurotransmitters can be released by a cone, depending on the wavelength oflight responsible for stimulating it 53. The auditory bones (malleus, incus, and I, a. w‘b. W he stapes) alter the frequency ofthe Vibrations transmit vibrations to the tympanic membrane (c/ amplify vibrations /d./ help maintain equilibrium K maintain the shape of the middle ear cavity General Biology 102 - Exam 1 - Feb. 26 54. r en ,f“ iv MVP" F“ , 2003 - Busch/Livingston sections . The semicircular canals detect Exarn CoJe. git; Which of the following is the most direct effect of vibration ofthe basilar membrane? the tympanic membrane vibrates hair cells in the organ of Corti rub against the tectorial membrane the round window vibrates « the oval window vibrates the middle ear bones vibrate of the of head; the utricle and saccule detect the head. static position; static position static position; direction of movement direction of movement; direction of movement direction of movement; static position . Which ofthe following is most unlikely to be an animal hormone'.> protein amino acid derivative RNA short peptide fatty acid derivative . In classical endocrine signaling, a hormone is typically transported from the cell that produces it to a target cell via a duct the blood the interstitial fluid a duct and then the interstitial fluid a duct and then the blood 58. v hormones, we find that z“ OCT Q. .v‘ a{, b. Name ll‘ we compare animal hormones with plant the effect ofa plant hormone is more likely to - depend on interactions with other hormones plant hormones are more numerous the effect ofa plant hormone does not depend on the state ofthe responding tissue animal hormones tend to be rather nonspecific in their effects ‘ the mechanism of action at the molecular level is better understood for plant hormones 'Which ofthe following pairs is matched correctly"? steroid: G protein steroid: membrane receptor second messenger: intracellular receptor second messenger: DNA synthesis steroid: RNA synthesis . A steroid can be recognized by its sequence ofamino acids amino groups ’ four attached rings hydrocarbon chains carboxyl groups . Consider the mechanism of action ofa steroid hormone. After the hormone binds to its target cell receptor a G protein becomes activated adenylyl cyclase becomes activated c} Specific proteins become phosphorylated C. the hormone—receptor complex binds to a specific region of the chromatin cyclic AMP levels are increased ExantCodegaPP . Second messenger systems are associated with control at the levei. transcriptional post-translational translational replicational pre-transcriptional hormones can enter almost any cell. steroid first messenger small peptide protein second messenger : Glucagon and insulin levels are regulated by positive feedback on the anterior pituitary positive feedback on the hypothalamus negative feedback on the anterior pituitary negative feedback on the hypothalamus ' " the levels of blood sugar, through an antagonistic relationship between the two hormones r Cyclic AMP activates a G protein activates protein kinases activates adenylyl cyclase adds phosphate groups to specific proteins catalyzes chemical reactions General Biology 102 — Exam 1 - Feb. 26 , 2003 - Busch/Livingston sections Pa Mame Exam Code: APR 66). Paracrine regulation is a type of endocrine L” 70, It stimulates milk production signaling that involves 7 .Q\ i 71. It contains iodine secretion by the pancreas P -b. diffusion through interstitial fluid and action ‘0 72. Excess in an adult can cause acromegaly at the same cell that secreted the hormone c. secretion by neuroendocrine cells and 73. Lack in infancy can cause cretinism transport in the blood d. transport of the hormone in the'blood to 74. It is released from the posterior pituitary target tissue in the brain e. diffusion through interstitial fluid and action 75. ll increases the rate OfITaDSPOI‘l of amino at neighboring target cells acids into cells 67. Reduced thyroid secretion produces a high level of secretion of TSH. This is a consequence of ___control exerted on the positive feedback; thyroid gland ' negative feedback; thyroid gland negative feedback; anterior pituitary positive feedback; anterior pituitary direct; hypothalamus and posterior pituitary I :5 DJ“ 0" F9 MATCHING: Answer questions 68 through 75 by choosing the best answer from the list below. An answer may be used more than once, or not at all. DO NOT FORGET TO TRANSFER YOUR ANSWERS TO THE ANSWER SHEET! a. T3 and T4 b. growth hormone c. prolactin d. ACTH e. oxytocin \ A 68. It causes mineralocorticoids to be produced gig 69. It increases the rate of carbohydrate oxidation General Biology 102 — Exam 1 — Feb. 26 , 2003 - Busch/Livingston sections Page ...
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This note was uploaded on 11/09/2011 for the course BIO 102 taught by Professor Brey during the Spring '08 term at Rutgers.

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bio102.1 - Name Exam Code: APR l. The scientific names Homo...

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