Medical Sciences question and answers for August 14, 2023
- Q Follow a molecule of oxygen thru the upper and lower respiratorysystem to the respiratory membrane?
- Q 1. If you are examining microscopic sample taken from thedigestive system and (at first glance) notice that duodenal glandsare present BUT do not see goblet cells with sparse villi then______________A.you...
- Q ____ are steroid hormones which have masculinizingeffectsMineralocorticoidsGlucocorticoidsWater- soluble hormonesAdrenalinsandgrogensAll of the following are hormones of the anteriorpituitary EXCEPT ____Thyroid stimulating hormonesOxytocinFollicle stimulating hormoneLuteinizing hormoneAdrenocorticotropic hormoneAn enlarged thyroid gland, increased heart...
- Q This type sensory receptor monitorsactivity of organ systems.SomaticVisceralExternalProprioreceptorThis type sensory receptor monitors the position and movement ofskeletal muscle and joints.SomaticVisceralExternalProprioreceptorThis type motor neuron innervates skeletal muscles.VisceralSomaticInterneuronFiberThis is the most numerous...
- Q The primary target for glucagon is the___LiverPancreasKidneyPituitary glandHypothalamusReleasing and inhibiting hormones are produced by the___HypothalamusAnterior pituitaryPosterior pituitaryThyroid glandAdrenal glandFSH and LH target ___The thyroid glandThe adrenal glandThe pancreasThe pituitary glandThe...
- Q ___ increases the action of osteoblasts.Parathyroid hormoneT3 and T4GlucagoAldosteroneCalcitoninWhich of the following glands needs iodine to functionproperly?HypothalamusPituitaryAdrenalPancreasthyroidThe primary site for estrogen production is the ___UterusOvariesMammary glandsHypothalamusAdrenal medullaThyroid-stimulating hormone is secreted...
- Q What is the rate of elimination of the CO2 by thealveolar ventilation?
- Q Which of the following does not secrete hormones as apart of the endocrine system?PancreasOvaries and testesMuscles and bonesBrainkidneysCalcitonin is a hormone of the ___Adrenal glandThyroid glandPancreasPituitary glandParathyroid glandThe adrenal medulla...
- Q Which of the following sets of hormones areantagonists?Calcitonin and parathyroid hormoneGlucagon and insulinGHRH and GHIHAll of the aboveNone of the aboveThe primary effect of calcitonin is toIncrease blood glucoseDecrease blood...
- Q 11. In healthy individual, which two events are likelyto occur at the same time?a. Glycogenesis and gluconeogenesisb. Lipolysis and increased plasma glucagon levelsc. Release of fatty acids from the adipose...
- Q 34. The myogenic reflex differs from a short reflex inwhich of the following ways?a. The myogenic reflex is initiated by a stretch reflexb. The myogenic reflex only involves one cell...
- Q a) Why would exercise influence the R-R interval? Would a changein R-R interval following a short period of exercise be the samefor all people, why/why not?b) Each component of the...
- Q Briefly explain why you might expect neoplastic cells in aprimary tumor to be more heterogeneous to each other (especially interms of mutations) as compared to the neoplastic cells in ametastasis.
- Q 2. We have multiple important muscles or muscle groups in thebody. Chose one of the following and detail its attachment,insertion, the part of the body it moves, and anything else...
- Q ChymotrypsinogenQuestion 32 options:a) is secreted primarily by the stomachb) is converted to chymotrypsin by the action of trypsinc) is converted to chymotrypsin by the action of acidd) uses starch as...
- Q Neural Tube.a. How would over-expression of BMP signaling proteins in thesurface ectoderm adjacent to the developing neural tube affect theformation of the dorsolateral hinge points (DHLPs)b. Cells in the neural...
- Q Concerning penile erection, which of the following statements isincorrect?a) The parasympathetic nervous system releases nitric oxideb) Nitric oxide activates a G-protein coupled receptor whichgenerates cGMPc) Cytosolic level of cGMP increasesd)...
- Q 1. Give a brief detail of the physiologic steps to musclecontraction. Explain with support of the appropriate chapters inyour book. Using Patton, k. T; & Thiobodeau, G.A. (2015)Anatomy and physiology...
- Q If Substance X is administered at the same time as penicillin,the length of time the penicillin can be found in the blood of thepatient is prolonged. Which of the following...
- Q How does metabolic ratio determine the activity of CYTOCHROMEP450?
- Q Consider the differences in homeostasis in the body for vitaminsand minerals. How does the body control or regulate the amount ofwater soluble vitamins, like vitamin C, vs. a mineral such...
- Q what is the physiological importance and functions of the cellularphospholipid bilayer?
- Q Neurotransmitters within the ANS can either be excitatory orinhibitory depending on where they are located as well as whatreceptor binds them. Give an example of how the parasympatheticsympathetic divisions can...
- Q Is someone's writing affected if he/she has a damaged corpuscallosum? Explain why or why not.
- Q The sympathetic and parasympathetic divisions usually actantagonistically. However, there are some effectors that areinnervated only by the sympathetic nerves. Describe three suchunique functions of the sympathetic nervous system and their...
- Q Erythropoietin (EPO) is a hormone secreted by the kidney thatpromotes the production of red blood cells. EPO works in a simpleendocrine reflex and is secreted by the kidney. If the...
- Q 1.) Describe factors that may lead to changes in energyexpenditure from a weight loss intervention.2.) Explain how the body regulates food intake. Consider organsinvolved, signals sent, etc.
- Q QUESTION 69Which of the following best describes residual lung volume?A.The air volume normally in the lungsB.The air volume in the lungs after inhaling as deeply aspossibleC.The air volume between the...
- Q for nucleic acids, where is it meaningfully digestedin humans?what is the enzyme used to break it down?
- Q Which of the following component of semen is produced in theprostrate?FructoseAngiotensis IIKininogensClotting proteins
- Q Question 71Both oogenesis and spermiogenesis:Select one:a. create haploid cellsb. create 4 cells that can each be used in fertilizationc. unevenly divide cytoplasm during the meiotic celldivisiond. are focused on creating...
- Q concepts of Kantianism and objections about the theory?
- Q ifsomeone's heart skips a QRS complex and T-wave, why would they befatigued? provide a mechanism
- Q Many choice: Hormone receptors may alterSelect one or more:a. Gene expressionb. The activity of ion channelsc. The rate of ATP synthesis in mitochondria
- Q Many choice: After eating a salty meal, which of the followingwould increase? Select one or more:a. EDVb. Stroke volumec. HRd. TPR
- Q Question 55Increased release of aldosterone will cause:Select one:a. increased release of ADHb. None of these: aldosterone only causes a change in bloodpressurec. increased potassium excretion in urined. decreased release of...
- Q If blood pressure drops over a long period of time, fluid in thedistal convoluted tubule would become Select one:a. Concentrated b. Dilute
- Q Many choice (choose 3): Imagine a drug that shuts down theglycolytic pathway. In this case Select one or more:a. Acetyl CoA levels within cells would riseb. Acetyl CoA levels within...
- Q he ability to concentrate urine is tightly linked to thecountercurrent system between nephron and blood vessels in themedulla. What predictions can you make about the concentrationgradient if the system were...
- Q 1.In the resting neuron what is true about the K+ gradient?2. A graded potential causes large or small movements ofions?3. Enzymes actually change?4. An epidural anaesthetic is given?A. Between spinal...
- Q Answer all please38. Which of the following inhibits the release ofaldosterone?a. low potassiumb. ACTH( adrenocorticotropic hormone)c. Angiotensin 2d. ANP( atrial natriuretic peptide)12. which of the following substances CAN NOT be...
- Q QUESTION 62What has the most profound effect on human energyexpenditure?A.DietB.Water consumptionC.AgeD.Physical activity
- Q QUESTION 38True or false? Drinking 2.5 cups of coffee up to 1 hour beforeexercising often extends endurance in strenuous aerobicexercise.TrueFalse
- Q Discuss the lymphatic tissues associated with therespiratory and digestive systems, include in your discussion thetypes of lymphatic tissue, lymphatic cells, their functions, andlocations. What would happen if there were no...
- Q QUESTION 21Which of the following is not a correct statement about thesliding-filament model of muscle contraction?A.Actin crossbridges detach from the myosin filaments with energyfrom ATP hydrolysisB.A major conformational change in...
- Q QUESTION 26   What does the a-vo2 difference at rest normally average?A.4–5 mL of oxygen per deciliter of bloodB.10–12 mL of oxygen per deciliter of bloodC.20–25 mL of oxygen per deciliter...
- Q Describe in detail the physiology of aldosterone with respect topotassium balance (just K+, sodium is covered in the nextquestion). Include a detailed description of what aldosterone is,where it comes from,...
- Q Angiotensin II. Describe in detail the physiology of AngiotensinII. Include a detailed description of (1) what it is, (2) where itcomes from, and (3) how it is activated. Describe in...
- Q Mary went to the doctor complaining of stomach cramps. After thedoctor examined her he determined that she has peritonitis(inflammation of the peritoneum). He asked if she has had a UTIrecently...
- Q The loop of Henle is considered an engineering marvel.If the loop were straight, what negative effect would it have onthe normal functioning of the kidney? Give your answer withparticular relevance...
- Q 1. Which of the following statements is correct?A. Small mammals are more constrained by evolutionary historythan large mammals.B. In vertebrates, connective tissue and bones are the mostimportant elastic energy stores.C....
- Q Facilitating development of knowledge of nursing delegationprocesses is a critical nurse leader role. Differentiate criticalsteps for safe delegation. Discuss rationale for the critical stepschosen. Â
- Q List & explain the events that transpire from the time anefferent (motor) neuron is stimulated until a motor unit contracts;indicate where each event occurs
- Q What is the immunological background of HIV?
- Q Water reabsorptionoccurs between the collecting duct and the peritubularcapillaries in the medulla.   is influenced by hormones, such asvasopressin.    occurs to the greatest extent in the proximal convolutedtubule.    none of these (a, b, c)...
- Q Which artery gives rise to arterial branches that supply most ofthe abdominopelvic organs?
- Q The arteries that transport blood towards the head?
- Q Discuss male vs female comparison- both in anatomy ANDspermvs ovum comparison.
- Q What is Spermatogenesis —- process of making sperm, involvesmitosis AND meiosis. please Expain in detail and this questionbelongs to human anatomy
- Q Write a short note on IMPLANTATION
- Q What is the anatomy of testis; including the cord & the 2muscles there.
- Q Discuss the factors facilitating the movement of spermin the female reproductive tract
- Q Neuroscience approaches and neuroimaging allow us to do all butwhich of the following:Compare cognitively healthy brains to brains of individuals withAlzheimer’s diseaseDefinitively diagnose Alzheimer’s disease and otherdementiasLink measures of performance...
- Q Cardiac Physiology PrelabMatch the following placing the letter in the appropriate space.Place your name of this sheet before submittingA complete heartbeat representsAuscultationA recording of heart activityAV nodeAmount of blood pumped...
- Q Can you provide some details about the different contractile,structural and regulatory proteins found within skeletal musclecells?
- Q The purpose of the auditory bones is to _____________.Inhibit the perception of low decibel noisesReduce the pressure on the Round WindowPromote the transduction of olfactory chemicals visualsignalsReduce the pressure on...
- Q 22. Which of the following is not a direct result ofincreasing Angiotensin II release?A) Increased Na+ reabsorptionB) Increased constriction of systemicarteriolesC) Increased Aldosterone secretion.D) Increased thirst stimulation.E) Increased ADH secretion.24....
- Q Can epigenetics be beneficial? How?Which epigenetic modification involves methylation?What is the difference between Prader Willy and Angelmansyndromes?
- Q 48. A therapy that targets HIV’s p24 protein would bemost effective:A) During reverse transcriptase in thecytosolB) Interrupting the viral DNA splicing into the humancell’s DNAC) During fusion at the human...
- Q 51. What is true about MHC class 2molecules?A) The CD8 surface protein is needed forattachmentB) Present exogenous antigensC) Are found on red blood cells.D) Trigger release of perforins andfragmentinsE) All...
- Q -Trace a drop of blood through the kidney starting at theabdominal aorta and ending at the inferior vena cava- Trace the movement of the gametes through their respectivereproductive tracts, include...
- Q Fill in the chart:MAJOR TISSUESPECIFIC TYPELOCATIONFUNCTIONPseudostratified columnarLines uterus, digestive tract organsSimple cuboidalDiffusion, filtrationStratified squamousMammary gland ducts, sweat glands, pancreasMale gentilia, pharynxSpecialized to become distendedLoose (areolar) tissue (adipose)Tendons, ligamentsSkinLymphatic systemHyaline cartilageOuter...
- Q Ifonly inhibitory postsynaptic potential occurs without excitatorypostsynaptic potential at all, what happens to spike timingdependent plasticity?inbrain
- Q Using the information on the introduction to activity 2,how do conditions such as emphysema and asthma affect a person’sability to breathe?
- Q Compare the buffer, renal, cell polarity, and respiratorycompensations for alkalosis and acidosis.Diagram the cells in thearea of the Nephron where these occur.
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