macellen education agencies

through the improper burning of a fuel correct answersHow is carbon monoxide produced? through the improper burning of a fuel through the earth's carbon cycle through natural means only through high temperature complete combustion in rocks correct answersYour answer is correct Where is most of the world's carbon stored? in the oceans in rocks in animals in plants from sulphur bearing fuels correct answersMany plants emit sulphur oxides. From where do ...

On which kind of surface should a slab-on-grade be placed? correct answerssuitable bearing or compacted fill What factors affect the durability of slabs-on-grade? correct answersprotection from weather, finishing, W:C ratio What factors affect the strength of slabs-on-grade? correct answersbase material, concrete mix, curing What should be done to walls or columns that pass through or beside slabs-on-grade? correct answersprovide isolation joints Why is it important to compact the su...

Neurotransmitter(s) for PNS? correct answersacetylcholine Neurotransmitter(s) for SNS? correct answersnorepinephrine, epinephrine 2 effects of PNS on cardiac function? correct answers1. Slows down the rate of impulse generation at the SA node 2. Slows transmission of impulses through the AV node *both decr HR Alpha receptors of SNS? correct answersstimulate: 1. skin 2. gut 3. kidneys Beta 1 receptors of the SNS are located? correct answersin the SA/AV node + myocardial cells &l...

What is stroke volume? correct answersthe amount of blood ejected by the heart in any one contraction How can the body increase CO? correct answersBy increasing SV or HR What happens when HR increases? correct answersSV decreases to compensate What 3 determinants influence SV? correct answersPreload Afterload Contractility What is preload? correct answersvolume of blood in ventricles at end of diastole What is preload determined by? correct answersvenous return this any factor ...

define anatomy and physiology correct answersanatomy: science of body structures and the relationships among them physiology: science of body function anatomical position correct answersMountain pose, arms to side, palms forward, standing erect, feet parallel facing forward 5 regions of body correct answershead, neck, torso, upper extremities, lower extremities Frontal/coronal plane correct answersvertical line that divides body into front (anterior) and back (posterior) Sagittal...

The Check Valves of a Double Check Valve Assembly must be : correct answersInternally Loaded Which of the following backflow preventers offers effective protection under backsiphonage conditions only and can also be subjected to constant full line pressure ? correct answersSpill Resistant Type Pressure Vacuum Breaker Which of the choices is best described as " a flow of water or other liquids back into the potable water supply due to a negative or reduced pressure in the supply piping ?...

Anatomical Position correct answersImages are viewed in this position. The patient standing erect, facing forward with the palms of the hands facing forward. Bucky correct answersA mechanism for moving the grid. (Potter-______ Diaphragm) Central Ray correct answersThe geometrical center of the beam of radiation emitted from the x-ray tube. Chart correct answersThe complete record of past and current data kept for each patient containing details such as history, results of diagnostic tes...

A) Overall Body Organization correct answers Define and provide examples of anatomical terms used to describe body regions correct answersAnatomical Position: Hands are at the side, palms facing forward, and feet are together Supine correct answerslying face upward Prone correct answerslying face down Body Regions correct answershead (cephalic) neck (cervical) trunk (abdominal) upper appendages lower appendages Directional terminology correct answersRefers to the body in anato...

Piping or tubing ends may be correct answersThreaded, grooved or plain Metal or plastic drainage piping and fittinghs may have what type of ends? correct answersHub and spigot or plain ends Only heavier piping (malleable iron or galvanized iron) is threaded correct answers Cast iron soil pipe has plain ends and is reffered to as correct answersMJ (mechanical joint coupling) all copper-to-copeer tpye joints in natrual gas piping must be .... correct answersall copper-to-copeer tpye jo...

On a flammable liquid fire of a depth that is more than 6mm such as in a large tank, the best results are obtained when the fire extinguisher discharge is directed? A) in front of the fire B) directly on the fire C) against the back wall of the tank D) at the base of the fire correct answersC Fire pumps usually start based on? A) fire department hooking up to the system B) loss of standpipe/sprinkler system pressure C) operator activated at a remote pump station D)operator acti...

How many days can a driver be left in determination pending status? correct answers45 days Cenral vision loss is due to __________ correct answersMacular Degeneration Drivers with insulin-treated diabetes must provide to the treating clinician electronic blood glucose self-monitoring records for the most recent: correct answers3 months When an individual has a medical history of epilepsy or a seizure disorder, the medical examiner may certify the individual if the individual is: correct...

Which of the following is a requirement for drivers with a diabetes exemption? A) Possess a rapidly absorbable form of glucose while driving correct answersA. Drivers with diabetes should self monitor blood glucose before driving and every 4 hours while driving. Blood glucose monitoring logs should be submitted annually. There is no specific requirement for HgA1C level. Drivers with insulin dependent diabetes: D) May be eligible for a diabetes exemption correct answersD) Drivers with insuli...

Which of the following is a requirement for drivers with a diabetes exemption? A) Possess a rapidly absorbable form of glucose while driving B) Self—monitor blood glucose one hour before driving and at least once every 2 hours while driving C) Plan to submit blood glucose monitoring logs every 6 months D) Maintain a Hemoglobin A1C value less than 7 correct answersA. Drivers with diabetes should self monitor blood glucose before driving and every 4 hours while driving. Blood glucose monitor...

Medical Examiners correct answersA person who is licensed, certified, and or registered in accordance with applicable state laws and regulations, to perform physical examinations Motor carrier employees correct answersResponsible for hiring, supervising, training, assigning, or dispatching of drivers and employees concerned with the installation, inspection, and maintenance of motor vehicle equipment and or accessories. Medical Review Officer (MRO) correct answersA person who is a licensed...

An unrestricted commercial motor vehicle Driver Medical Certificate must be renewed? correct answersevery 2 years a driver presents with history of an isolated TIA 6 months ago. He has a RTW letter from his PCP and neurologist. He is taking and tolerating HCTZ and simvastatin well. All other aspects of the exam and hx were normal. what should the examiner do next? A. Certified driver for 1 year B. Disqualify driver for now C. Certify driver for 3 months. D. Certify driver for 2 years co...

A 62 y/o woman is seen for a recertification. She is a smoker and has osteoarthritis, treated with Mobic, 15mg/day. On exam she has cervical ROM limited to 15o. She has a note from her doctor that she may drive a truck but may not climb nor flex her knees beyond 90o correct answersShe is disqualified due to inability to climb or flex her knees. A driver comes in for recertification. He has been diagnosed with a cataract in his left eye and will be having surgery in a few months. He has a new ...

To Promote safety, the Office of Medical Programs correct answers-Oversees the national medical certification process for CMV who operate in interstate commerce -develops and implements medical regulations, policies, and procedures -Oversees and supports the Medical Review Board in accordance with the Federal Advisory Committee Act -Develops and implements the national registry program: a national medical examiner system and a linked national driver medical reporting system. -Conducts and o...

Interstate commerce definition? correct answersAny material transported from 1 state to another state, even if the individual driver never leaves 1 state, that: a) weighs >10,001 lbs (if >26,001 lbs, they also need a drug test) b) 9-15 passengers for compensation c) 16+ passengers regardless of compensation d) that requires placarding for hazardous materials Does interstate commerce refer to the cargo or to the driver? correct answersIt refers to the cargo, tools, vehicle, NOT to ...

What minimum PaO2 level is necessary if the driver has an ABG due to a chronic respiratory disorder? a. 70 mm Hg b. 55 mm Hg c. 60 mm Hg d. 65 mm Hg correct answersd. 65 mm Hg A driver first perceives a whispered voice at 5 feet in his right ear and 4 feet in his left ear. All other aspects of his physical examination are unremarkable. The examiner should: a. Permanently disqualify the driver because he "failed" the whispered voice test. b. Certify the driver for 2 years. c. ...

what type of driver is required to take exam correct answersall interstate comercial drivers who: -have a vehcile weight of 10,000 pounds -drivers using vehicle carrying 9 to 15 people if for compensation -drivers transporting 16 passangers or more even if not for compensation -drivers transporting hazardous material non discretionary standards that immediately disqualify driver correct answers1. use of insulin for diabete 2. seizure disorder or epilepsy 3. failure of hearing or vision...