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A person touches a hot cup of coffee. What type of sensory organ detects this information? - CorreCt Answers -Thermoreceptor Main blood supply for the skin is found in what layer? - CorreCt Answers - Dermis (reticular region) In your own words, how can the skin be used to determine if a person is dehydrated? - CorreCt Answers -Skin can be pinched to see if a person is dyhydrated. If the skin does not snap back then the person is dehydrated. What is the name and function of the structure b...

what is the purpose of the hormone leptin - CorreCt Answers -decrease hunger, increase satiety Which of the following statements is false? A. Taste buds are located on the surface of the mouth and the wall of the pharynx. B. The ileocecal valve controls the entrance of chyme into to the small intestine. C. The gall bladder, teeth, and tongue are considered accessory organs to the digestive system. D. The alimentary canal is a continuous muscular tube, open at both ends - CorreCt Answe...

iffusion - CorreCt Answers -Diffusion is when molecules move from an area of higher concentration to an area of lower concentration to achieve equilibrium with the two sides of a membrane. (small molecules such as gases, water, and glycerol as well as lipid-soluble molecules such as hydrocarbons) Facilitated diffusion is used for a lipid-insoluble molecule and happens by carrier proteins binding temporarily to the molecule and releasing it to the other side. (lipid-insoluble (polar) molec...

What is the name of the combined pill comprised of paracetamol and codeine? - CorreCt Answers -co-codamol What are antacids? - CorreCt Answers -alkaline compounds that neutralize stomach acid What basic salt is found in Gaviscon? - CorreCt Answers -aluminium hydroxide What is Gaviscon used to treat? - CorreCt Answers -heartburn and acid indigestion Describe the mechanism of Gaviscon: - CorreCt Answers -basic salts such as Al(OH)3 neutralise HCl in gastric secretions Describe codeine...

A group of joined minor calyces - CorreCt Answers -Major calyx Straight collection tubule that empties into the renal pelvis - CorreCt Answers -Collecting tubule Tube connecting the proximal convoluted tubule with the distal convoluted tubule - CorreCt Answers -Loop of Henle Twisted, tubular branch extending from the Bowman's capsule - CorreCt Answers -Proximal convoluted tubule Tubes that join together to form the collecting tubule - CorreCt Answers - Distal convoluted tubule Ball-s...

What is the function of astrocytes in the CNS? - CorreCt Answers -They provide nutrients to neurons and maintain the proper chemical environment. What is the role of oligodendrocytes in the CNS? - CorreCt Answers -They form and maintain the myelin sheath around CNS axons. What do Schwann cells do in the PNS? - CorreCt Answers -They form and maintain the myelin sheath around single PNS axons and support multiple unmyelinated axons. What is myelination and its function? - CorreCt Answers -...

A 54-year-old man comes to triage complaining of severe, left-sided, pressure-like chest pain and left arm numbness. The pain began 2 hours ago and is unrelieved by rest. The patient is anxious, diaphoretic, and complaining of nausea. Cardiac monitoring is begun, and oxygen is given at 2 L/min. An intermittent infusion device (IID) is in place, and vital signs are as follows: BP of 128/68 mm Hg; pulse, 76 beats/min; respirations easy and regular at 20 breaths/min. ECG reveals normal sinus ...

In the normal heart, the primary pacemaker is the - CorreCt Answers -SA node Which of the following surfaces of the heart are not directly viewed when using a standard 12-lead ECG - CorreCt Answers -Right ventricle and posterior surface of the left ventricle U waves represent - CorreCt Answers -Repolarization of the Purkinje fibers ____ cells are specialized cells of the electrical conduction system responsible for the spontaneous generation and conduction of electrical impulses - CorreC...

ACA and its three goals - CorreCt Answers -Affordable Care Act, expand healthcare coverage, shift goal from treatment to prevention, reduce costs and increase efficiency. PCMH-patient centered medical home - CorreCt Answers -A model of patient care designed to provide preventative services and comprehensive care facilitated by a personal physician who coordinates the patient's health care services with other health care professionals, including Pharmacists. Triple Aim - CorreCt Answers...

A client with recurrent urinary tract infections has just undergone a cystoscopy and reports slight hematuria during the first void after the procedure. What is the nurse's most appropriate action? - CorreCt Answers -Reassure the client that this is not unexpected and then monitor the client for further bleeding. The nurse is caring for a client who is going to have an open renal biopsy. What nursing action should the nurse prioritize when preparing this client for the procedure? - Cor...

The primary purpose of the step-down transformer is to: decrease the voltage going to the filaments decrease the amperage going to the filaments increase the amperage going to the filaments - CorreCt Answers -increase the amperage going to the filaments A general purpose radiographic tube typically has_________ filament(s). one two three four - CorreCt Answers -two Determining which filament will be used during an exposure is done at the operating console by the selection of: small o...

Which instruction about insulin administration should a nurse give to a client? a) "Shake the vials before withdrawing the insulin." b) "Discard the intermediate-acting insulin if it appears cloudy." c) "Always follow the same order when drawing the different insulins into the syringe." d) "Store unopened vials of insulin in the freezer at temperatures well below freezing." - CorreCt Answers -Always follow the same order when drawing the different insulins into th...

What is the product of nucleophilic substitution of halogenoalkanes with KCN in alcohol? - CorreCt Answers -Nitrile. What is the product of nucleophilic substitution of halogenoalkanes with aqueous KOH? - CorreCt Answers -Alcohol. What is the result of free radical substitution of alkanes with bromine? - CorreCt Answers -Brominated alkane. What type of reaction occurs when dihalogenoalkanes are treated with KOH aqueous? - CorreCt Answers -Nucleophilic substitution. What is the product of...

What is an equation for number of particles involving number of moles and Avogadros constant? - CorreCt Answers -number of particles = number of moles x Avogadros constant What is the Ideal Gas Equation? - CorreCt Answers -PV = nRT What is P in regards to the Ideal Gas Equation and what is its units? - CorreCt Answers -P = nRT / V pressure and is measured in Pa or Pascals What is V in regards to the Ideal Gas Equation and what is its units? - CorreCt Answers -V = nRT / P volume and is m...

How many structural isomers with an unbranched carbon chain have the molecular formula C4H8Br2? A 4 B 5 C 6 D 7 - CorreCt Answers -C Ethanol can be made from glucose by fermentation. C6H12O6 → 2C2H5OH + 2CO2 In an experiment, 268 g of ethanol (Mr = 46.0) were made from 1.44 kg of glucose (Mr = 180.0). What is the percentage yield? A 18.6% B 36.4% C 51.1% D 72.8% - CorreCt Answers -B Which species could act as a nucleophile? A BH3B NH4 + C PH3 D SiH4 - CorreCt Answers -C

what is the equation for making bleach - CorreCt Answers -Cl₂ + 2NaOH → NaCl + NaClO + H₂O chemical formula for bleach - CorreCt Answers -sodium chlorate NaClO give a use of sodium chlorate - CorreCt Answers --cleaning agents explain why halogens are oxidising agents - CorreCt Answers -when halogens react they gain an electron (reduced) so are oxidising agents What is the trend in oxidising power down Group 7? - CorreCt Answers - Decreases down the group what is a displacement re...

What does low atom economy mean - CorreCt Answers -Low atom economy; uses up resources quickly. Create lot's of waste = big problem, as needs to be disposed of safely. These reactions are usually unsustainable, due to being unprofitable. One way around this is to find a use for the 'by-products', this is more economical than just disposing of them. How can magnesium sulfate be synthesised - CorreCt Answers -1 Magnesium and sulfuric acid Mg + H2SO4 MgSO4 + H2 2 Magnesium oxide a...

What is a composite material? - CorreCt Answers -A material made up of two materials with different properties What is a composite material made up of? - CorreCt Answers -A material made from two components, a matrix or binder surrounding and binding fibres or fragments of the other material, which is called the reinforcement Give four examples of composite materials - CorreCt Answers -Reinforced steel (reinforcement:steel, matrix:concrete), Fibreglass (glass fibres, polymer resin), carbo...

What happens if you increase the temperature in the reaction for the Haber process? - CorreCt Answers -the yield from the endothermic reaction increases and the yield from the exothermic reaction decreases What happens if you decrease the temperature in the reaction for the Haber process? - CorreCt Answers -the yield from the endothermic reaction decreases and the yield from the exothermic reaction increases What happens if you increase the pressure in the reaction for the Haber process? ...

Give the shape of PH3 and state whether it has a permanent dipole. - CorreCt Answers -trigonal pyramidal Yes. The bonds are non-polar but PH3 has a permanent dipole due to the lone pair on P. Give the oxidation state of nitrogen in NO₂⁻. - CorreCt Answers -+3 What is the ratio of peaks in a mass spectrum of chlorine? - CorreCt Answers -70, 72, 74 in ratio 9:6:1Explain how permanent dipole-dipole forces arise between hydrogen chloride molecules. /2 - CorreCt Answers - Difference in el...