Medical Sciences question and answers for July 22, 2023
- Q Consider the axon hillock of a prototypical neuron at rest.1) detail the open/closed states of the two relevantvoltage-gated ion channels while cell is at rest.The membrane potential reaches threshold.2) explain...
- Q 1H Part 1 How do the kidneys assist the body in maintaininghomeostasis in terms of fluid levels and hydration?1H Part 2 How do the kidneys assist the body in maintaininghomeostasis...
- Q what creates the energy driving force for the tubularreabsorption of water soluble substances like glucose and aminoacidsthe na/k atpase at the apical membranethe na symporters at the apical membranethe na...
- Q Explain how the ovum prevents polyspermy.
- Q Why would maintaining high levels of progesteroneprevent ovulation.
- Q GLUT2 transporters are continuously present in highconcentration in the membranes of which one below ?Pancreatic beta cellsPancreatic alpha cellsMuscle cellsAdipose cellsHepatic cells
- Q Skeletal muscle fibers can be classified according to thepredominant type of metabolism that the fiber relies on to produceenergy needed for muscle contraction. List the 3 metabolic systemsthat skeletal muscle...
- Q What would you expect to happen to the lungs if intrapleuralpressure were the same as atmospheric pressure?a) The lungs would collapse.b) The lungs would expand.c) The lungs would maintain their...
- Q A student takes a normal breath in. He then inhales as deeply aspossible until he cannot inhale anymore. The amount of air that hebreathed in after the normal breath is...
- Q In which direction will CO2 flow if the PCO2 in the alveoli werenormal and PCO2 in the venous blood entering the lungs were 30mmHg?a) CO2 will diffuse out of the...
- Q 5. Identify any one (1) genetic disorder not caused bynondisjunction. Explain why.6). Given that Phenylketonuria (PKU) is inherited as a recessivetrait. What is the chance for two heterozygous parents to...
- Q one page visual/summary of aerobic cellular respirationfollowing the fate of carbon, and energy (NADH/FADH, and ATP
- Q Describe, in order, the events that create a local potentialthat (a) doesn’t result in an action potential, and (b) does resultin an action potential.
- Q 4) Which of the following is NOT involved in creating a pressuregradient during breathing? (1.5 pts)a) Changes in the volume of the alveolib) Changes in the volume of the conducting...
- Q 4. Identify which of the the male and female externalgenitalia are homologus to each other.5. Describe the descent of the gonads and explain why it isimportant.6. Describe the structure of...
- Q 1.Which of the following describes appropriate infant foodintroductiona.Eliminating breast-feeding at the start of solid foods b.starting with protein foods such as eggs or chicken c. Introducingfoods one at a time...
- Q 1) Define the following terms: Bypass, Ablation, Defibrillator,ElectrocardioversionHow are they different? What do they have in common? Give examples,be specific
- Q 1. What is monospermy? What is its purpose?2. The secondary oocyte has how many chromosomes?3. What is the corona radiata?4. What is the zona pellucida?5. What is a pronulecus?
- Q 1. Discuss structure and function: why do the Kidneytubules contain cuboidal epithelial tissue?2. Discuss structure and function: why do the Kidneytubules contain stratified squamous epithelial tissue?3. Discuss structure and function:...
- Q Part of Virchow's Triad are 1. Changes in the vessel 2. Changesin the pattern of blood flow 3. Changes in blood constituents.Please give a concrete example for each of the...
- Q Part Three: Acid/Base Homeostasis in the HumanBodyBeginning Questions:Carbon dioxide is formed during cellular respiration andthen diffuses out of cells into the interstitial fluid and theninto the bloodstream. Most of the...
- Q Briefly describe both the macro and micro (cellular) anatomy ofa skeletal muscle.
- Q During the menstrual phase of the uterine (menstrual) cycleA. A new ovarian follicular phase is beginningB. The corpus luteum degeneratesC. Estrogen and progesterone levels reach their lowestconcentrationD. All of these...
- Q Explain how digested fats from the lumen of the intestine enterthe circulatory system. Be certain to discuss the key substancesproduced by the body that allow fats and lipids to beabsorbed.  Also,...
- Q What is the function of iron on a molecular level? Is it anelectron acceptor or donor? Does it assist in forming covalentbonds? Is it present in certain enzymes like a...
- Q 4.which of the following Parsons has the highest risk fordiabetes hypertension and heart disease?a.a man with BMI 24 and total body fat 27% b.a woman with BMI 42and total body...
- Q anterior superficial view
- Q Question-Mini-Case:On a routine exam, an apparent 58-yr old Caucasian male statesthat he has been extremely fatigued following any type of activity,having a constant “pounding headache,†pain in his joints and...
- Q Explain the systems and interfaces for exchange that areinvolved in the delivery of components for cellularrespiration.Explain how breathing controls blood pH.Describe all total lung capacity volumes.1. Describe the location and...
- Q 1:A. You are jogging and your lower limbs are constantlysendingsensory position/proprioceptive info to your cerebellum, andyour cerebellum is sending output to your primary motorcortex,which then modifies your Lateral Corticospinal tract.This...
- Q Please Use your keyboard (Don't usehandwriting)BIOL 102I need new and unique answers, please. (Use your ownwords, don't copy and paste)Pllleeeeasssse i need more than 500 words please...*****Choose any system of...
- Q 1. to which protein does calcium bind in order toexpose the active sites2. list the four connective tissue structureassociated with skeletal muscle
- Q What is the claim that faces are special? What evidence (fMRI,single unit recording, effects of brain damage) supports thisclaim?
- Q 1. How is the shock phase important to periodization?Give one example of the shock phase.2. What is a macrocycle. Give an example.3. What is a mesocycle? Give an example.4. What...
- Q Describe and/or diagram the mechanism that regulatesintracellular Ca+2 during excitation-contraction coupling incardiomyocytes.
- Q Describe Frank-Starlings Law of the heart in words and on agraph and identify if it is an intrinsic or extrinsic controlmechanism.
- Q How are identical twins formed? What causes some identical twinsto have different placental and amnion? What causes some identicaltwins to share amnion but not placental?
- Q How are the functions of the accessory digestive organs similarin a shark and mudpuppy?
- Q The inhalation and exhalation are two characteristics of therespiratory function.Write an essay in which you clarify the concept of ventilationversus respiration, and explain the characteristics of inspirationand expiration in terms...
- Q Explain to Matt why it is more important to improve the quality(type) of fat he consumes rather than lowering the amount of fat heconsumes to reduce his risk for developing...
- Q Compare contrast the four different types of heart pumpsin terms of driver, flow, indication, advantages anddisadvantages.
- Q Describe the embryological development of the lungs. 500words.
- Q Describe how arterioles control blood flow through intrinsic andextrinsic signaling mechanisms. Plot and describe reactive andactive hyperemia.
- Q In words and on a graph, diagram the fast response actionpotential of a cardiomyocyte. Indicate which voltage-gated channelsare open or closed at each respective phase (0-4) and the directionthe ions...
- Q The most important anatomical/physiological feature optimizingthe role of the liver as an interceptor of xenobiotics is:a: Proximity to the stomachb: Production of bile as an emulsifierc: Circulatory links to the...
- Q Summarize the sources, stimulus for, and effects of thesehormones: atrial naturetic factor, angiotensin II, antidiuretichormone.
- Q Your friend tests her snake-wrangling skills on an easterndiamondback rattlesnake and is bitten and injected with venom. Inthe emergency department, doctors administer the anti-venom(antivenin) CroFab, which contains antibodies to the...
- Q Explain the full mechanism by which our heart pumps blood tothe rest of the body including the specific role ofphosphatidylinositol plays in calcium sequestration, starting froma signaling molecule. Keep in...
- Q Put the following steps of neurotransmitter signaling in orderfrom first (1) to last (6). The first one is shown number in order1-5 for the rest1. Action potential reaches the synaptic...
- Q A 26-year-old woman reports that she has a severemigraine and has taken six times more than the recommended dose ofaspirin for the past 3 days to relieve her headaches. Her...
- Q Describe how high dietary sugar diets could promote insulinresistance. Be sure to 1) discuss how dietary sugar getsdigested/absorbed 2) explain the fate of glucose into the musclecell in insulin-sensitive states...
- Q A complete and correct answer will include all organs and tissuetypes involved, and in what order signals are processed:Humans reacting to unexpected pain (e.g. touching anunexpectedly hot surface)?
- Q describe the events in early embryonic development
- Q describe the events of pregnancy and birth
- Q 70. You've noticed that your client's right scapula wings whilehe performs the lowering phase of a push-up. Which of the followingcorrectives would most likely benefit him?Upper trapezius stretchPosterior stability hold...
- Q A 12-year-old girl who has been losing weight comes to thedoctor, her mother tells the physician that the daughter is alwayshungry. The mother is sure there is a kidney problem,...
- Q 1. Briefly compare endocrine signaling with synaptictransmission.2. Compare parasympathetic vs. sympathetic control of vascularsmooth muscle. Note similarities and differences including theorganization of pathways, pre- and post-ganglionicneurotransmitters, etc.3. Compare blood flow...
- Q Discuss the influence of the venous system and arterialsystem on cardiac function
- Q 1. Marissa is in the 4th month of her first pregnancy. Althoughshe has no major health problems, her pre-pregnancy BMI was 32.2.Based on this information, she has a high risk...
- Q The GI tract is lined by a series of tissues in anorganized way. Describe the four layers of the GI tract (5 points).Using the stomach as a model organ, discuss...
- Q Imagine you take a drug that increases the rate of Nareabsorption by your kidneys. All else equal, which of thefollowing will be true?A The volume of urine you produce per...
- Q Task 1:Which one is more superficial? A or B?Answer:1. A. Rectus femoris OR B. Sartorius ______2. A. Gastrocnemius OR B. Soleus ______3. A. Internal oblique OR B. Rectus abdominis ______4....
- Q 1) Explain the anatomical breakdown of a muscle.2) What is excitation-contraction coupling?3) Explain the sliding filament theory.4) What happens to a muscle if an action potential stopsstimulating a muscle fiber?
- Q A test for the HIV-1/2 antibody contains an externalcontrol that did not fall into the range required. What is thecorrect procedure for this problem? Why are external controlstested?A donor’s sample...
- Q 1. Recognize the cells that form the bones and itsfunctions:a) ostecytesb) osteoblastsc) Osteoprogenitord) osteoclasts2. Function of the skull and its categories of the bones thatpredominate in the skull.
- Q normal vs abnormal findings during physical assessment
- Q A tuning fork is placed against the forehead of a patient. Thesound is loudest in the left ear. What can you determine about thepatient’s hearing? What is happening in the...
- Q Part III – Something's Not Right“It’s good to have you home, honey. I missed you. How was theflight?†Stacey had come to the airport to pick Frank up and sheleaned...
- Q Awoman visits a clinic because her urine output has rapidlyincreased in the past day with no additional fluid intake ordiuretic use. You run tests on her blood, and find that...
- Q Describe air breathingvia a four stroke buccal pump (for each step say what physicalevent happens and what happens to the air). How is this modified infrogs for sound production? (6...
- Q What is the pathway in a reflex like grabbing a hot handle of apan on the stove? What are the chemicals our body uses to deal withpain without medication? What...
- Q You eat a piece of fatty foods. Describe the digestion(chemical, mechanical) that occurs in the mouth, stomach andintestines. Include a comment on CCK, bile and enzymes from thepancreas. Also talk...
- Q Think about the formation of urine. Imagine that you aredescribing the journey of a drop of blood, from the hepatic artery,to the production of glomerular filtrate, to the excretion ofurine....
- Q Direction of fiber / muscle contraction: ( LEFT, RIGHT, UP, ORDOWN )Masseter & temporalisLateral rectus (of the eye)SternocleidomastoidRectus abdominusMultifidiTrapeziusExternal oblique & internal oblique (one on the right andone on the...
- Q Weight Loss surgery is becoming more and more popular as atreatment method for dangerously obese individuals. Listed beloware three examples of individuals who may be a candidate forbariatric surgery.Would you...
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