Freshy

BIOLOGY 121 Chapter 1-4 Exam Questions with Latest Update Eukarya - ANSWER-contains unicellular AND multicellular eukaryotes (CONTAIN MEMBRANE NUCLEUS) scientific method - ANSWER-Observation, Hypothesis, prediction/Experiment, Data Collection, Conclusion observation - ANSWER-scientists use their senses to gather information about a phenomenon or natural event hypothesis - ANSWER-a tentative explanation for what was observed experiment - ANSWER-series of steps designed to test a ...

Biology 121 A&P Exam 1 Questions and Answers Chemical bonds - ANSWER-the attractive forces that hold atoms together; most common are ionic and covalent bonds anabolism - ANSWER-small, simple molecules are built up into larger, more complex ones; gluconeogenesis is an example catabolism - ANSWER-Large, complex molecules in the body are broken down into smaller, simple ones; glycosis is an example dehydration synthesis - ANSWER-the creation of larger molecules from smaller monomers w...

Biology 121 (Exam 2) Correct Answers Recessive allele - ANSWER-requires the organism to have 2 copies of the allele to display the phenotype. Is masked or hidden from by the dominant alleles (expressed in lower case letters) Genotype - ANSWER-the genetic code Genotypes can be... - ANSWER-heterozygous or homozygous Heter(o)- - ANSWER-other or different (Aa) Homo(o)- - ANSWER-same (AA or aa) phenotype - ANSWER-the displayed trait. Ex: purple or white flowers Testcross - ANSW...

Emergency Nursing Orientation 3.0: Shock Emergencies - ENA-ENO-C14 Which type of shock is typically associated with acute spinal cord disruption from trauma or spinal anesthesia? - Answer-Neurogenic shock Which disorder may cause hypovolemic shock? - Answer-Burns In a pediatric patient, which finding is an early sign of shock? - Answer-Delayed capillary refill If a patient's pH is less than 7.1, what is the most appropriate initial treatment? - Answer-Ensure adequate oxygenation a...

Emergency Nursing Orientation 3.0: Spinal Trauma - ENA-ENO-C06 Which type of shock causes a temporary loss of motor, sensory, and reflex functions below the level of a lesion? A. Obstructive shock B. Spinal shock C. Neurogenic shock D. Distributive shock - Answer-B. Spinal shock With spinal shock, the patient may experience flaccid paralysis, loss of reflexes, loss of sensation, and bowel and bladder dysfunction. These deficits may last for minutes or may persist for several days. S...

ENA SHOCK QUESTIONS AND ANSWERS Which finding is an early sign of decreased tissue perfusion? A. Unresponsiveness B. Confusion C. Obtundation D. Restlessness - Answer-D During times of decreased tissue perfusion, the body shunts blood away from which organ? A. Heart B. Brain C. Kidneys D. Lungs - Answer-C A patient with an isolated blunt cardiac injury is most at risk for which type of shock? A. Cardiogenic B. Hypovolemic C. Obstructive D. Distributive - Answer-A ...

ENA EMERGENCY NURSING ORIENTATION 3.0 Which type of shock causes a temporary loss of motor, sensory, and reflex functions below the level of a lesion? - Answer-Spinal shock According to the rule of nines, burns of the anterior trunk and both anterior arms account for which percentage of body surface area? - Answer-27 percent Which effect does parasympathetic stimulation have on the heart? A. It increases peripheral vascular resistance. B. It enhances atrioventricular node function....

ENO SHOCK QUESTIONS AND ANSWERS When managing a patient with shock, which intervention is appropriate? - Answer-Obtain a manual blood pressure before using a noninvasive blood pressure monitor. Which manifestation should you expect in a patient with shock? - Answer-increased blood glucose level An air embolus can cause which type of shock? - Answer-. Obstructive What percentage of blood loss causes a urine output of at least 20 mL/hour in a 70 kg patient? - Answer-15% to 30% Wha...

ENA: Shock Emergencies You are caring for a patient in the emergency department who is extremely anxious. She is short of breath and slightly nauseated. She has large red hives all over her body and reports that her skin is burning and itchy. She is flushed, hypotensive, and tachycardic. What type of shock should you suspect? A. Septic shock B. Neurogenic shock C. Anaphylactic shock D. Hypovolemic shock - Answer-C. Anaphylactic shock Which disorder is a cause of cardiogenic shock? A...

Emergency Nursing Orientation 3.0: Shock Emergencies Which factor places the patient at risk for distributive shock? A. Mechanisms of organ injury that can cause significant blood loss B. Presence of an invasive device, such as a urinary catheter or feeding tube C. Anticoagulant therapy D. Myocardial infarction that damages more than 40 percent of the left ventricle - Answer- For a hypotensive patient, the cardiac monitor shows third-degree heart block. This patient is most at risk fo...

ENO 3.0 SHOCK EMERGENCIES A 70-kg pt who has lost 15 percent of his blood volume is likely to display which finding? - Answer-Increased pulse pressure Which complication of shock has the highest mortality rate? - Answer-Multiple organ dysfunction failure In which stage of shock is lactic acid initially produced? - Answer-Compensated During times of decreased tissue perfusion, the body shunts blood away from which organ? - Answer-Kidneys Which disorder is a cause of obstructive sh...

Biology 121 – Usask Exam Questions with Verified Answers Surface area to volume ratio - ANSWER-As cells increase in size, there is a point where the plasma membrane/cell wall can't [ass enough material across it to meet the needs of the increased cytoplasmic volume Bacteria size - ANSWER-most are 0.2 micro meters in diameter and 2-8 micrometers in length Protists size - ANSWER-0.8-100 micrometers Prokaryotes - ANSWER-- DNA organized in a single chromosome. No mitosis - no nuc...

Biology 121 - Unit 4 Exam Questions and Answers "Proofreading" function - ANSWER-property of DNA Polymerase that ensures that this process is normally extremely accurate Mutation - ANSWER-small scale change in the nucleotide sequence of a gene Messenger RNA (mRNA) - ANSWER-the only kind that carries instructions (how to build a polypeptide) from the nucleus to the ribosomes in the cytoplasm Ribosomal RNA (rRNA) - ANSWER-makes up the ribosomes Transfer RNA (tRNA) - ANSWER-s...

Biology 121 - Unit 2 Exam Questions and Answers Phagocytosis - ANSWER-cell engulfs a large, solid particle (i.e. cells or organic debris); occurs in amoebas or white blood cells Exocytosis - ANSWER-transport vesicle fuses w/ cell membrane and releases its contents outside the cell (i.e. wastes, hormones, digestive enzymes) Metabolism - ANSWER-all of the processes involved in taking in and using energy and materials from the environment Energy - ANSWER-the capacity to do work or tra...

Biology 121 - Unit 1 Exam Questions and Answers Nonpolar Covalent Bond - ANSWER-electrons shared EQUALLY Polar Covalent Bond - ANSWER-electrons shared UNEQUALLY Ionic Bond - ANSWER-opposite charges attract "The Big Four" - ANSWER-Oxygen (O) Carbon (C) Hydrogen (H) Nitrogen (N) "Elemental Form" of an atom - ANSWER-has no electrical charge # of protons = # of electrons Octet Rule - ANSWER-atoms tend to react with other atoms so that both fill their outermost she...

Biology 121 - Chapter 6 Exam Questions with Correct Answers nucleolus - ANSWER-A specialized structure in the nucleus, consisting of chromosomal regions containing ribosomal RNA (rRNA) genes along with ribosomal proteins imported form the cytoplasm; site of rRNA synthesis and ribosomal subunit assembly. ribosome - ANSWER-A complex of rRNA and protein molecule that functions as a site of protein synthesis in the cytoplasm; consists of a large and subunit. In eukaryotic cells, each subunit...

Biology 121 - Chapter 1 Exam Questions and Answers photosynthesis - ANSWER-process by which producers use light energy to make sugars from argon dioxide and water producer - ANSWER-organism that makes its own food using energy and simple raw materials from the environment reproduction - ANSWER-processes by which individuals produce offspring animal - ANSWER-multi-celled consumer that develops through a series of stages and moves about during part or all of its life cycle archaeo...

BIOL 121 Minchella, Final Review Exam Questions with Verified Answers carbohydrates: functions - ANSWER--major source of energy -form important structural components like cellulose and chitin trioses - ANSWER-3-carbon sugars, glyceraldehyde (C3H6O3) pentoses - ANSWER-5-carbon sugars, ribose C5H10O5, deoxyribose C5H10O4 hexoses - ANSWER-6-carbon sugars, glucose C6H12O6 disaccharides - ANSWER-double sugars sucrose - ANSWER-combination of glucose and fructose used by plants for...

BIOL 121 EXAM 1 PURDUE QUESTIONS WITH COMPLETE ANSWERS Protein Structure Levels - ANSWER-primary, secondary, tertiary, quaternary Primary Protein Structure - ANSWER-sequence of amino acids in a polypeptide chain -inherited Secondary Protein Structure - ANSWER-localized twisting or folding alpha helices and beta pleated sheets Tertiary Protein Structure - ANSWER-additional folding interaction between R groups Quaternary Protein Structure - ANSWER-association of several polype...

Biol 121 Dr. Zhu Final Exam Questions with Correct Answers A cell containing 48 chromatids at metaphase of mitosis would, at its completion, produce two nuclei each containing how many chromosomes? - ANSWER-24 A single-celled zygote divides through ___ to form a multicellular embryo. - ANSWER-mitosis ___ is a structure where individual spores are formed. - ANSWER-sporangium Sister chromatids are separated from each other during anaphase of ___ and ___ __. - ANSWER-mitosis, meiosis...