Medical Sciences question and answers for September 02, 2023
- Q Define systole and diastole.What is sinus rhythm, and what is the typical heat beat? Howoften does the SA node fire?What is an ectopic focus? Give an example. Why is this...
- Q State any two advantages of TMS over traditional lesion studiesof brain function.
- Q Prompt: It is common knowledge that stayinghydrated is beneficial and that electrolytes replenish the bodyafter exercise. But did you know that it too much water or watercontaining the wrong substances...
- Q Why is MRI a preferred imaging technique in children? What arethe limitations and risks? (2 pagelimit)
- Q Patients can be discharged from practice for not paying forservices. You are the manager in the front office of a physician’spractice. The practice does not currently offer credit (acceptmonthly payments)...
- Q Female Reproductive System Physiology1. Create a chart that depicts all the regulatory events duringthe female reproductive cycle. Include the hormonal events of thehypothalamus, the anterior pituitary and the ovary.  Inaddition, add...
- Q Explain the origin, insertion, and action of the following 10muscles: Sternocleidomastoid, Occipitofrontalis, Zygomaticus majorand minor, Masseter, Lateral rectus, Diaphragm, Pectoralis major,Biceps brachii, Rectus femoris, and Gastrocnemius
- Q Rebreathing from a closed bag results in arterial hypercapnia(raised partial pressure of carbon dioxide), which stimulatesrespiration. Briefly explain this neural mechanism.
- Q Case StudyCase HistoryAbioye Akachi, a 5 y.o. boy, recently arrived in Australia fromEast Africa. Brought to the Emergency Dept. by his worried parents,who state that he has frequent infections, a...
- Q If an individual has end stage liver disease, characterized bydeath of hepatocytes and their subsequent replacement by connectivetissue, what functional prediction would you make about thatindividual’s digestive capability? Be specific...
- Q 1. Which of the following is only found in the afferentdivision?a. ANSb. parasympatheticc. effectorsd. SNSe. Receptors2. Where on a neuron does it receive most of itsincoming information?a. telodendriab. synaptic terminalsc....
- Q Describe where insulin in the brain comes from. (includereferences). (150 words)
- Q Adrenal glands- what is the overall gland structure? Can youname all the different regions and zones and what hormones theysecrete? What are the functions of all these hormones?
- Q match the names of tissue cells to the best definitionA. cartilage producing cellsB. the most abundant skeletal cartilageC. contain stretch elastic fibers and can withstand repeatedbendingD. BlastocytesE. OsteoclastsF. The cells...
- Q Harold is a 62 year old man who was found to be suffering fromdepression one year after a diagnosis of heart failure. Sertralinewas added to his current prescription of irbesartan.a)...
- Q Infectious Disease DDAJim is a 29 year old computer programmer. He presents today c/ofeeling badly for 7-10 days. He states that he has had fever of100-103 degrees, sore throat and...
- Q The loss of which of the following would preventdepolarization traveling into the skeletal musclefiber?Transverse tubulesSarcolemmaSarcomeresThe sarcoplasmic reticulumMyosin filaments
- Q What adaptations would you expect to find to the muscle tissuesafter chronic aerobic training that you may not see with anaerobictraining?
- Q If the concentration of chloride is 10mM outside aneuron and 100mM inside the neuron, at what voltage will there beno net movement of chloride through open chloridechannels?123 mV-32 mV61.5 mV-61.5...
- Q 1-Name as many connective tissues as possible that are found inor on bones. What are their functions? brief explanation.2-How would you treat osteoporosis? Why would this treatmentwork? provide detail. Need...
- Q Special Senses ReviewProvide a brief explanation about: how do the senses of smelland taste function? Please start with the detection of stimuli byreceptors and include the location and structure of...
- Q 1.  In the proximal tubule under normal conditions,50% of glucose is reabsorbed back into the peritubularcapillaries.a.  trueb.  false2.  The transport maximum (Tmax) is the upper limit ofreabsorption of glucose and...
- Q what does an abnormal creatinine and urea?
- Q .Name and describe the structure separating vertebral bodies inthe spine. Name three features of the ethmoid bone Describe primaryvs secondary curvatures of the spine
- Q 1.a. Name the three bones that make up the coxal, or hipbone.b. Name the structure that connects the two pubic bonesanteriorlyc. Name two ways in which a female pelvis is...
- Q 1.) water soluble and fat soluble. What are the differencesespecially in regards to needs and safety and recommendedintake?2.) information on whether hydration status plays a role in bonehealth.
- Q discuss lungs volumes and capacities
- Q What are some ways your body regulates the increase of bodytemperature that also occurs when exercising? Do you think yourinternal body temperature responded in the same way as yourexternal skin...
- Q Explain the initiation and regulation of labor contractionincluding all organs and hormones (and hormone-like molecules) thatparticipate in the process. Describe the positive feedbackmechanism of labor contractions. Why do you think...
- Q 1.a.Which type of vertebral bone has two transverseforamen?b.Name the vertebral space the spinal cord travels through.c.Which part of the vertebrae do the ribs articulate with?d. Which material connects 10 of...
- Q The total volume of air in Jeffrey’s lungs is 5800 mL.If his inspiratory capacity is 3200 and his residual volume is1000, what is his ERV and FRC?TLC = 4200, VC...
- Q 4. The movement of sodium and potassium ions via sodium channeland potassium channel proteins isA. Active Process B. Passive process C. Both D. None of theabove5. The Na/K voltage gated...
- Q 12. The calcium channels are found in the axon terminal end ofthe neuron (True/False): _________13. During depolarization ___________ channels open and _______ion rushes into the cell.14. During repolarization _____________ channels...
- Q discuss the gas exchange mechanism in the body
- Q 1. How is the contraction of a skeletal muscle celldifferent than the contraction of a smooth muscle cell? How doesthis aid in each muscle cell's function? 2. What is the...
- Q discuss the respiratory system lung volume andcapacities
- Q discuss the respiratory system lungs volumes andcapacitiesthe gas exchange mechanism in the bodybriefly describe the chronic obstructive pulmonary disease
- Q A 63year old mansuddenly felt a crushing pain beneath his sternum. He became weakand began to sweat profusely. He called 911 and was taken to thehospital where it was confirmed...
- Q what is holism
- Q 1. The respiratory diaphragm is aa. hypaxial muscleb. expaxial muclec. smooth muscled. spinchter muscle2. The pharyngeal constrictor muscles are derived from whicharch?a. arch 3b. arch 4-6c. arch 2d. arch 13....
- Q Diagram how the respiratory system and the renal systemcompensate in the body to maintain blood pH.Complete this Case Study: Bob is a 64-year-old male admitted tothe emergency room for asthma....
- Q what is the difference between sheep ureter vs human ureter
- Q Part AThe left renal vein __________.passes posterior to the superior mesenteric arteryis shorter than the right renal arteryenters the left kidney at the calyxlies posterior to the abdominal aortaPart BWhich...
- Q Name the body system composed of hormone producingstructures:Name the body system that generates movement andheat
- Q Can you describe in detail the environmental situation andcultural inventions and capabilities concerning Homo erectusleaving Africa?
- Q It is critical that infants learn emotional self-regulation.How do parents teach this in the first years of life?Describe the rouge test. What does it indicate about infantsocioemotional development?What is the...
- Q Using a flow diagram (arrows), describe the pathway of pulmonarycirculation. List the valves involved in each pathway.
- Q Sample 1DrinkSample 2Sample 3Sample 4Sample 5Sample 6Time of day2.10pm2.40pm3.10pm3.40pm4.10pm4.40pmTime interval (min)763030303030Urination duration (s)556765Urine volume (ml)72359515613576Urine flow rate (ml/sec)14.47.015.822.322.515.2Urine Production rate (ml/min)Na+ conc’n (mmol/litre)1204312111617Na+ excretion rate (mmol/min)Urine osmolality (mOsm/kg H2O)74345316994109188Osmolar excretion...
- Q Trace (either draw a picture or write words and arrows)the path of sound from the outer ear to interpretation by thebrain, detailing what each step in the pathway is generallyresponsible...
- Q 8.) Name the locations where you would typical find thefollowing tissue types: stratified squamous epithelium,pseudostratified ciliated columnar epithelium, transitionalepithelium9.) Describe the organizational chart.
- Q Fill in the table below:JOINTS: FUNCTIONAL CATEGORYJOINTS: STRUCTURAL CATEGORYDESCRIPTIONEXAMPLESynarthrosisGomphosisImmovable joint; binds teeth to bony sockets in mandible andmaxillaConnection between tooth and socketSynarthrosisSutureSynarthosisSynchondrosesSynarthrosisSynostosisAmphiarthrosisSyndesmosisAmphiarthrosisSymphysisDiarthrosisSynovial: MonoaxialDiarthrosisSynovial:BiaxialDiarthrosisSynovial:Triaxial
- Q Please match all terms_________ 1. Retraction                                         A. movement away from the midline_________ 2. Dorsiflexion                                      B. movement to turn foot outward_________ 3. Eversion                                           C. palm moved to face posteriorly_________ 4. Inversion                                          D. palm moved to...
- Q 1. What are the problems of the portal blood returningto the caval/systemic circulation in liver cirrhosis? (Answer: 2sentences)2. What are the 2 vessels on the esophagus that arecommunicating in the...
- Q Please complete entire tableMuscles of the trunk (anterior):MuscleOrigin/InsertionPrimary ActionPectoralis minorO: ribsI: coracoid process of scapulaDepresses shoulderPectoralis majorInternal IntercostalExternal IntercostalExternal ObliqueRectus abdominusTransverse abdominusDiaphragmSerratus anterior
- Q Please complete entire tableMuscles of the trunk (posterior):MuscleOrigin/InsertionPrimary ActionTrapeziusO: occipital bone and spinous processes of all thoracicvertebraeI: clavicle and scapulaExtends neckDeltoidLatissimus dorsiMuscles of the arm and forearm:MuscleOrigin/InsertionPrimary ActionBiceps brachiiO: scapulaI:...
- Q Fill in the Table Below:MuscleOrigin and InsertionPrimary ActionOccipitofrontalisO: epicranial aponeurosisI: skin superior to supraorbital marginRaises eyebrowsOribulari oculiZygomaticus majorOrbicularis orisMasseterBuccinatorSternocleidomastoid
- Q The chemical Bay K8644 is an activator of voltage-gatedCa2+ channels.  If you were to inject thischemical into a frog, how would you predict neuron function wouldbe affected? Make sure you...
- Q Please complete entire table:Muscles of the pelvis and lower limbs:MuscleOrigin/InsertionPrimary ActionGluteus maximusO: Ileum, sacrum, and coccyxI: IT band and femurHip extensionSartoriusHamstrings (group)-Biceps femoris-Semimembranosus-SemitendinosusQuadriceps muscles (group)-Rectus femoris-Vastus lateralis-Vastus medialis-Vastis intermediusGastrocnemius*Achilles tendonSoleus*Achilles...
- Q Efferent division of the nervous system (human) (select the MOSTCORRECT statement):Autonomic preganglionic neurons always communicate withpostganglionic neurons through the release of acetylcholine.Motor neurons that innervate skeletal muscle are alwaysexcitatory.Sweat glands...
- Q In an unusual population of humans (we’ll call thempressurites), blood pressures tend to be much higher than normal,with systolic pressures averaging about 160 mm Hg, and diastolicpressures about 110 mm...
- Q Given what you have considered in the previous questions,explain why insulin must be injected rather than eaten.
- Q 1.What happens when more than one sperm fertilizes an egg? Doyou get a “viable†pregnancy? Why or why not?2.What is the role of the collecting ducts in maintaininghomeostasis
- Q Consideran ethical decision that you have made within the last three years.Examine how you reached this decision and compare that processagainst the ethical decision-making model discussed in thischapter. In light...
- Q Select the MOST CORRECT answer. In a cardiac myocyte, changes inthe permeability of ions can lead to a change in membranepotential. In...A conducting cardiac myocyte, the rapid depolarization is causedby...
- Q Regarding the human brain (select the MOST CORRECTstatement):The primary motor cortex is located in the frontal lobe.The diencephalon is composed of two structures, the cerebralcortex and the thalamus.Sensory information from...
- Q Apply information from Module 5- Cardiovascular System. For yourdiscussion board post, list two risk factors for cardiovasculardisease and briefly comment on societal impact. List two lifestylemodifications for prevention of cardiovascular...
- Q 1.What role do the hormones FSH and LH play in male sexualdevelopment2.Describe how a primordial follicle develops into a Graffianfollicle and ovulates, and then what happens to the follicle?3.Explain how...
- Q 1.How does female hormonal birth control work? If you were todevelop a male hormonal birth control, what pathway would youtarget and why?2.What happens when more than one sperm fertilizes an...
- Q 1.Alcohol inhibits the production of ADH. What effect will thishave on urine production? What do we call a molecule that has thiseffect2.What are the different compartments of the body and...
- Q 1.List three different molecules that are filtered OUT of theblood by the glomerulus. What do these molecules have incommon?2.What types of molecules are reabsorbed in the proximalconvoluted tubule? What is...
- Q 2. Brian recently went to the doctor due to symptoms ofheadaches, anxiety, vision impairment, and confusion. Afterperforming some diagnostic tests the Doctor received the followingresults in regards to blood pH,...
- Q Explain how the anion gap measurement would differ if acidosiswere caused by respiratory versus metabolic illness. Hint:think about what happens to the bicarbonate in each
- Q Body Mass = 85.7kg                                      ISF hydrostatic pressure = 1 mmHgHematocrit =45%                                           ISF osmotic pressure = 0 mmHgBlood pressure = 117/72(mmHg)            Arteriole end of capillary hydrostatic pressure = 34mmHg               Ejection Fraction =60%                                 Net Filtration Pressure (arteriole...
- Q Name and describe the muscles involved or used for breathing.Thank you for taking the time to answer my question. Pleasewrite or type legibly and in a way that is easy...
- Q =1)What is the functional unit of the kidney2)What are the two parts of this unit?3)What are each of these parts primarily responsible for?4)Why do we need our kidneys to perform...
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