Medical Sciences question and answers for July 16, 2023
- Q 4) Identify four different chemoattractants that drive neuralcrest migration. What are thereceptors the molecules bind? How are the signals transduced?And what is the effect on cellphysiology? Which varieties of neural...
- Q 1. A) What is “Brainbow� How does the system work? If youwanted to understand the neuronal connections that are responsiblefor coordinating voluntary motor function which cell type would youlabel with...
- Q 1. What are Branchiootic and branchiootorenal syndromes? Whatare some of themorphological abnormalities associated with the disease? Whichgenes are mutated in theseconditions? What is the role of these genes in placodedevelopment?
- Q what's the difference between exocrine andendocrine glands, and betweenunicellular and multicellularglands. Give examples.
- Q 1. What organ system does COVID-19 infect?2. Specifically, this virus destroys the cilia in our airways.What is the role of cilia?3. In addition, COVID- 19 causes a hyperreactive inflammationresponse. Normally,...
- Q Dehydration is one of the problems that people have whenthey have large third-degree burns on their skin. Why do you thinkthis is? What part(s) of the skin is compromised that...
- Q By doing two submaximal tests to predict the V02 max of the sameperson, we could see that the result differ a little bit:Astrand Rhyming : absolute value: 3.15 liter per...
- Q People who suffer from gout often find relief by avoiding richfoods and drinking cherry juice. Why? In your answer, explain thesymptoms of gout and the mechanisms by which treatments of...
- Q Which of the following is not a potentialcomplication/co-morbidity of diabetesCoronary artery diseaseNeuropathy in the feetKidney damageAll of the following are chronic complications of diabetesA hallmark symptom of both types of...
- Q In 1940 the average sperm count per ejaculation was estimated to be113 million/ml with a normal ejaculate volume equaling 3.40 ml. In1990 this average had decreased to 66 million sperm/ml...
- Q What percentage of the U.S. population is overweight by BMI?70%90%50%25%Â Â What are the potential mechanisms for increasingglucose uptake into muscle?Contraction mediated Glut1 translocationInsulin mediated Glut4 translocationContraction mediated Glut4 translocationB+CWhich of the...
- Q Samuel is a 34-year-old man. He is seeing his family doctortoday because he has been feeling more and more muscle strainlately.After several investigations, a diagnosis is made: primaryhypoparathyroidism, which means...
- Q In your own words, explain how glomerulus regulates what itfilters into the capsular space using the 5 terms below.Podocytes, Pedicles, Filtration Slits, Fenestrated capillarypores, Lamina densa (or basement membrane)
- Q Tetrodotoxin is a molecule that blocks voltage-gated sodiumion channels. What would happen if a neuron was exposed totetrodotoxin?Specify the effect of tetrodotoxin on the communicationcapacity of a neuron. Give a...
- Q 11. Explain each of these 4 forces, and mention if theycontribute to, or oppose, glomerular filtration. Also draw ANDlabel a simple diagram demonstrating the relationship of these 4forces @ the...
- Q 1) Describe how CD8 T-cells contribute to cell-mediatedimmunity. [Be sure to provide a short general overview first, andthen provide specific ways in which T cells destroy their targetcells].
- Q 3) What is the creatinine clearance test? How is it be used toestimate glomerular filtration rate?
- Q 1.Define primary sex organs in a male and a female. Secondary sexorgans in a male and a female.2. Define secondary sex characteristics.
- Q 1.Identify which of the male and female external genitalia arehomologous to eachother.2. Describe the descent of the gonads and explain why it isimportant.
- Q a) Describe briefly the clinical importance of the followingAntigens, Antibodies and markers. HB e Ag, HB c Ag, HB S Ag, HBVDNA, Anti HB C Ab (core antibody), HB e...
- Q ____________diabetes is characterized by insulin deficiencybecause the pancreas cannot produce enough insulin, while_________________ diabetes can produce insulin, but have insulinreceptors that are insensitive or insulin resistant.Type 1; Type 2Type 2;...
- Q A rupture of a blood vessel in the brain leads to which type ofstrokeIschemicHemorrhagicEmbolicNone of the aboveExercise and physical activity has positive impacts on all ofthe following risk factors for...
- Q What are some unique aspects of our sense of olfaction compared toother special senses? What is anosmia? Would this affect our senseof taste? Explain.
- Q A young woman is snorkeling and (as an observant physiologystudent) you understand that she must increase her tidal volumeand/or her breathing frequency to maintain her alveolar ventilationrate. Why?
- Q You will provide a summary of the respiratory systemfrom the perspective of inhaled air. Your description shouldinclude:- An organized progression of travel.What organs does the air travel through? What types...
- Q Explain sensory adaptation. Give 2 examples of sensations thatadapt quickly. What is an example of a slow adapting sense and whyis this?
- Q Your blood pressure suddenly decreases. What nucleus or nuclei inthe central nervous system provides the stimulus to speed the heartrate and restore pressure?a) cardio-excitatory centerb) basal nucleic) ponsd) cerebellume) none...
- Q Which of the following is TRUE of the absolute refractoryperiod?a) It establishes the maximum frequency with which a nerve cellcan conduct action potentialsb) It does not end until the Na+/K+...
- Q Acetylcholine stimulates an action potential in the muscle cellmembrane by:a) Opening chloride channels in the muscle cell membraneb) Opening channels in the neuromuscular junction which allowsodium to move out of...
- Q Which of the following statements about cardiac anatomy isCORRECT:A. Papillary muscles contract to open the AV valves.B. Cardiac cells in the SA node are functionally coupled bychemical synapses.C. The heart...
- Q 1) Why would the anterior portion of the nose be cartilageinstead of bone?2) Some elderly patients have difficulty swallowing and closingtheir epiglottis. Would this cause any potential problems in therespiratory...
- Q How does alcoholism affect the body's nutritional status?
- Q Describe the function of two non-neural optical structures ofthe visual system. Also, describe resulting visual impairments ifeach of these structures is damaged.
- Q Please answer ALL QUESTIONSQuestion 9- What is a greater factor in determining breath holdtime?oxygen levels or CO2 levelsQuestion 14: How can kidneys increase the pH in your blood?a. excrete CO2b.excrete...
- Q What does VE/VCO2 and VE/VO2 mean?Does anaerobic threshold occur at the same time as lactatethreshold?
- Q Should the Addictions be Treated with Pharmaceutical Agents?Although he is a physician, Breggin (2008) has long been a criticof the pharmaceutical industry. For example, he observed that “Drugcompanies heavily promote...
- Q What is the mechanism of gas exchange between alveoli andpulmonary capillaries? Compare the gas pressures in the pulmonarycapillaries to the gas pressures in the alveoli, in a normal personat rest.
- Q What may account for differences in force production at highervelocities between the three subjects for both concentric andeccentric muscle contractions? What implications does this have forreal life actions/movements?
- Q Approximately 50% of pregnancies in the United States areunintended. In thinking about embryology, why is this a significantpublic health concern?
- Q Which of the following statements concerning alveoli would becorrect?SELECT ALL THAT APPLY!!a.Pulmonary surfactant of the alveoli is secreted by Type IIalveolar cells.b.When intra-alveolar pressure becomes greater than atmosphericpressure expiration will...
- Q When someone is on a 'low carb' diet, what foods do theygenerally avoid or limit?
- Q A clinician induces contraction of the gastrocnemius andsoleus and notices that the foot does not plantar flex as expected.Which of the following would be a logical diagnosis?Group of answer choices:Peroneal...
- Q What is the anatomical reason for patients or clients toexhibit a “butt wink†while squatting?Group of answer choices:A. Poor Abdominal ControlB. Poor Alignment of The TibiasC. Poor Dorsiflexion ROMD. Poor...
- Q 1.What factors predispose to bronchopneumonia in immobilized persons?2. Describe and explain the significance of a tubercle andcavitation in the process of TB infection. 3. Describe severalspecific precautions that could be...
- Q 1.Describe the incidence of lung cancer. 2. Explain why wheezing,hemoptysis, and pleural effusion may occur may occur in patientswith lung cancer. 3. Explain the result of aspirating food andexplain why...
- Q 1.Explain the factors that interfere with oxygenation of the blood inpatients with emphysema. 2. Explain why expiratory is significantlyimpaired in patients with emphysema. 3. Explain why heart failuremay develop in...
- Q 1. Explain a system for identifying and recording teeth inadults and in children2. What are the pathogenesis of (a) Asthma (b)Bronchitis(c)Pneumonia (d) Plueral effusion
- Q what is acclimatization? if you moved from Madison atsea level to Santa Fe at 7000 feet above sea level, how would yourkidneys react to the altitude change?Premature babies may have...
- Q Describe the changes in the alveoli in emphysema and explain howthese relate to the signs and symptoms of the disease.
- Q 1. Describe the coverings of the heart and the layers ofthe heart wall. Which membrane isboth a covering and part of the heart wall?2. What causes the first and second...
- Q â—¦ What is special about the cells of the conducting system ofthe heart? List the elements of the conducting system and describeits purpose.
- Q How does chronic alcohol abuse impact the body's eliminationprocess?
- Q . A mouse has a conditional knockout of TrpM5 in taste cells (noexpression of TrpM5 protein in all the taste cells). This mouse islikely to lose taste response to the...
- Q If a muscle cell is unable to produce any more ATP, which of thefollowing would happen as a result?SELECT ALL THAT APPLYCalcium ions cannot be pumped back into the sarcoplasmicreticulumCross-bridges...
- Q Explain why a generic drug product can be a pharmaceuticalequivalent but not identical to the brand drug product?
- Q A molecular is injected into the right basilic vein. It isvisible on x-ray in the bile and is used to visualize the biliarysystem for diagnostic study. Trace the molecule from...
- Q Roald Dahl novelist,poet and screenwriter, served as a fighter pilot during World WarII. In 1940, he crashed his plane and suffered TBI Traumatic BrainInjury. Explain and present the information on...
- Q 1.Please describe the difference between action potential andsensory potential.2.please explain how sound travels through the ear and heardby us?
- Q True or False?1, if organic solidarity is strong, it would be expected thatthe degree of dependence among the people is very high (meaning thepeople are interdependent on each other).2, The...
- Q Which group of muscles, which are second class leversare the most efficient at lifting their load?Group of answer choices:A. BicepsB. TricepsC. HamstringsD. Gastroc/Soleus Complex
- Q PLEASE GIVE REFERENCES of where you found the information (website, book,..) Thank you :)Highlight the movements at the; Carpometacarpal joint, RadioCarpal Joint, Mid carpal and Intercarpal joints. High light themuscles...
- Q Q/ Write about Botox injections
- Q PLEASE GIVE REFERENCES of where you found the information (website, book,..) Thank you :)Highlight 2 exercises discussed in class aimed at training thetwo heads of the Biceps Brachii with rationale...
- Q Movement of food through the alimentary canal is referred to as_____.AbsorptionMasticationIngestionPropulsion.
- Q Which of the following would cause the lungs to collapse?a- Intrapleural pressure is lower than intrapulmonarypressureb- Intrapleural pressue is equal to intrapulmonary pressurec- intrapleural pressure is lower than atmospheric pressure
- Q The cornea is responsible for most of the refraction of the eye.For a normal emmetropic eye, approximately what percentage of therefraction in diopters is the typical lens accommodation in a...
- Q Q5. Describe the role of ADH in affecting the concentration ofurine (including a description of the countercurrent exchange)[10pts].Total Body Water = 42LExtracellular Fluid = 14LOsmolarity = 300mOsmoles/LIntracellular Fluid = 28L
- Q Highlight 3 different resistance training exercises that couldbe used to overload muscles of the hand and forearm contributing todiffering types of grip strength Please justify why such exerciseswould be beneficial...
- Q Highlight the movements at the; Radio Carpal Joint, Intercarpaljoints, Carpometacarpal joint and Mid carpal joints. High light themuscles involved in bringing about the movements listed above. Makereference to their proximal...
- Q What are the three types of muscular tissue? Compare betweenthem in terms of:Cell location, cell size, cell nuclei, cell shape,cell interconnection, cell striation, cell sarcomere, cellconduction via sarcoplasmic reticulum, T...
- Q Highlight moments of the; Sternoclavicular joints,Acromioclavicular joints scapular and glenohumeral joint duringmovements of the shoulder and shoulder girdle. List out the keymuscles involved, highlighting their origins and insertions as wellas...
- Q 1.What layer of the uterus is shed during menstruation andwhy?2.What is the difference between sensible and insensible waterloss?3.Where is the thirst center in the brain and how does it workto...
- Q 1 How will adding a warm solution to the heart effect heart rateand contraction and state the physiological reasoning behindthis.2.How will adding an alpha-1 blocker to the heart effect heartrate...
- Q Highlight 2 exercises aimed at training the two heads of theBiceps Brachii with rationale as to why they would be effective forincreasing both muscular size and strength. Make reference to...
- Q Highlight 2 exercises aimed at training the two heads of theBiceps Brachii with rationale as to why they would be effective forincreasing both muscular size and strength. Make reference to...
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