Introduction to Physiology Questions and Answers

Rheumatoid arthritis is a disease affecting joints where antibody antigen complexes settle in synovial tissue and cause an inflammatory response What type of hypersensitivity reaction is rheumatoid arthritis O Type I O Type II O Type III O Type IV

A patient asks the nurse Since HIV is a virus just like influenza that causes the flu is a virus do antiviral medications work for HIV Choose the best response from the nurse Antiviral medications stop viruses from replicating so disease symptoms are minimized The medication categories are similar but HIV requires more than one antiviral medication HIV is much more dangerous than influenza and they are not treated the same O HIV replicates differently than the flu virus so antivirals don t work

A person with a primary humoral B cell deficiency would be expected to experience what type of infection O A viral infection affecting T helper cells A blood borne bacterial infection

A patient states It s that time of the year when I suffer with hay fever This patient experiences what type of hypersensitivity reaction O Type I O Type II O Type III O Type IV

Select the example s of active adaptive immunity Select all that apply mom passes antibodies against SARS COV 2 to baby in breast milk O immunization following the flu shot antibodies exist after experiencing symptoms of Covid 19 a patient very ill with Covid 19 receives monoclonal antibodies a patient at risk for human immunodeficiency virus takes antiretroviral medications

P 1 P2 F1 1 F1 2 F2 1 2 2 2 2 In fruit flies the gene for eye color is encoded on the X chromosome and has a dominant W allele and a recessive W allele Like in humans females have two X chromosomes and males have single X and Y chromosomes The following breeding program starts with homozygous red eyed female and a hemizygous white eyed male F1s are then inbred to produce an F2 generation Match the individual flies with their likely genotypes P F1 F2 19 19 19 H 20 W W W Y 02 Choose Choose 02 Choose Choose 4 5 pts 30

YOUR hypothesis Men who visit the Black Barbershops for their haircuts will increase in their healthy behaviors compared to men who attend standard barbershops 2 Now identify the following variables in the experiment a State your independent variable b State your dependent variable i Tell me how you would measure operationalize your dependent variable c What does the experimental group receive do d What does the control group receive do 3 What type of data do you think your experiment would collect i e what will be the expected results of the experiment 5 4 Would you conduct your study in a research lab or at barbershops Based on your decision do you think your study would have higher internal or external validity Why do you think it is important to have research to support these programs

Drag the appropriate events of excitation contraction coupling to their respective locations bins View Available Hint s Myosin forms cross bridges with actin Sodium channels open along sarcolemma Motor neuron signals muscle fiber contraction Calcium ions bind to troponin Calcium ions are Tropomyosin shifts position Action potential is conducted along T tubule

Identify the regions of the sarcomere Note that labels may be used more than once View Available Hint s Hint 1 Labeling the sarcomere M line A band Z disc H zone Re

Part A Which description best describes the location of the coxal region medial to the inguinal region inferior to the abdominal region Oinferior to the vertebral region medial to the sacral region Olateral to the pelvic region inferior to the abdominal region O distal to the sternal region lateral to the pelvic region Submit P P Request TER BEH 20 Bes P BEGY HOME 20 FREE M EFFER A

Karen s late to class today She must be super irresponsible subjective validation belief bias confirmation bias fundamental attribution error

A group of professors at Flying Cow Community College took a personality test dividing them into 4 categories influencers deciders multi managers and mad scientists The categories were different but none of the descriptions said anything negative about anyone s personalities Everyone was happy with their results and felt like they described their personalities confirmation bias overconfidence effect subjective validation better than average illusion

T F people often tend to think they are better than average at many things e g driving True False

Think about the Article How was the British plan to make quinine different from the Dutch plan A The British used artificial quinine made in factories while the Dutch made quinine from a plant B The British made quinine from a plant while the Dutch used artificial quinine made in factories C The British imported trees that helped to make quinine while the Dutch planted fields of the trees in their colonies D The British planted fields of trees in their colonies to help make quinine while the Dutch imported the trees

A bedsore is a type of what Furuncle Abscess Fistula O Ulcer

Other tissues cannot rebuild and instead fill in the damaged space with collagen fibers This process is called fibrosis Which types of tissues typically undergo fibrosis when they have been damaged epithelial and connective tissues cardiac and skeletal muscle smooth muscle and skeletal muscle epithelial tissues and neurons

Which muscle tissue does not have stripes It is not striated skeletal muscle cardiac muscle smooth muscle

Pseudostratified columnar epithelium commonly found in the respiratory tract often has at the apical side Dette var 900 cilia mitochondria its nucleus microvilli

True O False Question 8 2 pts Panic attacks may occur within a broad spectrum of frequency from just a few episodes in the lifetime of some individuals to many times per week in others Some people even awaken at night with nocturnal attacks True

what are the ssdoh risk factor of cardiovascular disease

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MARION M BRADFORD 0 5 0 4 03 Absorbance at 595nm 000 01210 30 50 70 Time in Minutes complex formation rate and color stability FIG 3 Protein dye mples during one of the flatter portions of the color stability curve be ween 5 and 20 min after reagent addition This still gives ample time to ad a relatively large number of samples Microassay system sensitivity When bovine serum albumin is used as me standard in the micro assay system the degree of nonlinearity is milar to that found in the standard assay There is a loss in protein dye omplex response as compared with the standard assay i e 5 g rotein ml gives an absorbance change of 0 1 vs 0 27 in the standard as ay Perhaps this results from increased dilution of the protein reagent Interference by nonprotein components As indicated earlier there is some interference in the assay system by strongly alkaline buffering agents This may be overcome by running the appropriate buffer con rols and subtracting the value for the control either mathematically of spectrophotometrically A wide spectrum of components was tested for effects on the protein dye binding assay Table 1 A lack of effect on the assay by magnesium chloride potassium chloride sodium chloride ethanol and ammonium sulfate was observed The small effects due to Tris acetic acid 2 mercaptoethanol sucrose glycerol EDTA and trace quantities of the detergents Triton X 100 sodium dodecyl sulfate and C In the pre lab video instructions stated to incubate Bradford dye protein for 10 minu According to Figure 3 in the paper how much would the absorbance change if I waited hour to make my measurement

Dr Henry wants to study the development of spatial reasoning in early childhood She decides to test one set of 2 year olds one set of 3 year olds and one set of 4 year olds in Spring Semester 2023 by giving them a task where they have to guess the final location of a ball that moved through an opaque diagonal tube What developmental research design is this O longitudinal O microdevelopment O sequential O cross sectional

Re read 21 In this situation which is the dependent variable O the responses on the survey O the things the adolescents in the video said O the age of the participants O the type of educational material students reviewed

Dr Land does research on the differences in developmental patterns for children who grow up in the United States compared to those who grow up in India She is particularly interested in the differences we see in identity development during the adolescent years based on the countries respective cultural norms What form of research design best applies to this situation O correlational study O ethnographic study case study experiment

Dr Chair studies the relationship between the number of personal days available for blue collar workers to take to handle their children s doctors appointments and levels of job satisfaction What form of research design best applies to this situation O correlational study O experiment ethnographic study case study

Definitions hypotonic Isotonic A hypertonic lower concentration of solutes same concentration of solutes higher concentration of solutes If a cell is placed in a hypotonic solution then water will move If a cell is placed in an isotonic solution then water will move If a cell is placed in a hypertonic solution then water will move It is often helpful to draw the cell and the surrounding solution with dots for the solute molecules to help visualize the direction that water will move Label these three solutions as hypotonic isotonic or hypertonic AND the cell s weight will AND the cell s weight will AND the cell s weight will B C

True False Question 23 1 pts True or False To guard against the concentration of political power in one person or political party the framers of the U S Constitution used the separation of powers doctrine which divided governmental powers and responsibilities among separate coequal branches

Socialism Originalism Federalism Patriotism Question 18 1 pts What type of law is central to legal systems in many countries particularly those that were territories or colonies of England which is how the United States came to rely on it as part of its legal system Administrative law

True or False Despite whether the policymaker is a public or private figure the decision being made must be authoritative True False

O Free market perspective Social contract perspective O Professional autonomy perspective Bioethical perspective Question 4 Which historical perspective sees physicians as ONLY ONE OF SEVERAL stakeholders that lay claim to important rights and interests in the operation of the healthcare system Free market perspective O Professional autonomy perspective Secial con 1 pts tract perspective

06 Disposable personal income is income that remains after all taxes are paid income that is earned prior to taxes being paid income that is spent for machinery O investment on buildings and products income that is used government purchases for

3 3 fl oz of a 20 acid solution was mixed with 1 fl oz of a 80 acid solution Find the concentration of the new mixture A 60 C 35 B 62 D 50

Which of the following factors separates monopolistic competition from monopolies and oligopolies Monopolistic competition O requires aggressive advertising campaigns There are only two sellers in a monopolistic competition There are huge barriers to O entry in a monopolistic competition The products sold between O monopolistic competition industries are exactly the same

01 03 LC What was one weakness of the Articles of Confederation Placed a high federal tax on all state residents Gave the federal government too much power O Required unanimous state consent to amend it O Demanded that each state create its own army

87 Which of the following is a normal component of urine O Urea O Water O Creatinine O All of the above 88 The liver stores bile O True O False 89 Which of the following is NOT a typical component of extracellular fluid O Sodium O Magnesium O Calcium O Chloride O Bicarbonate 90 The thalamus holds one of the primary respiratory areas O True

61 Which of the following is NOT a function of the kidney O regulate iron absorption O regulate calcium absorption O regulate blood pressure remove metabolic waste from blood 62 The trachea is also referred to as the O Pharynx O Larynx O Voice Box Windpipe O Bronchioles 63 Severe dysentery could lead to O Electrolyte Imbalance O Dehydration O Increased Urination O None of the above O A and B

70 What nerve s is are responsible for sending signals to the spinal cord during micturition O Vagus Nerve O Pelvic Nerves O Femoral Nerve O Thoracic Nerves 71 High altitudes increase the lungs rate and depth of breathing O True O False 72 The process of exchanging gases between the body cells and the atmosphere around us is called O Exhilation O Inhalation O Expiration Respiration O Tidal Volume

33 Oxygen molecules are more soluble than carbon molecules O True O False 34 Lung tissue scarring has what effect on breathing depth O Increase depth Decreases depth Has no effect on depth None of the above are true O Widens depth 35 What substance is responsible for the decrease in surface tension of the watery fluid at the surface of the alveoli O Mucous Surfactant O Epinephrine O Oxygen O Carbon Dioxide

29 The male bladder sits O Posteriorly and Anteriorly Medially and Laterally O Anteriorly and Posteriorly O Distal and Proximal 30 Type Il cells secrete surfactant True O False and the female bladder sits 31 During exhalation which of the following is true Alveoli sacs are flat Atmospheric pressure pushes air into lungs External intercostals pull ribs inward Diaphragm is contracted All of the above are true 32 The uvula is a projection from the soft palate O True O False

monction tu OH C C C H Cl Add Remove step X G Click and drag to start drawing a structure

tu OH Add Remove step C Click and drag to start drawing a structure

c h C OH C I POCI py X C Click and drag to start drawing a structure

Known audiences include people with whom you re familiar as well as people you don t know personally but whose needs and expectations you do know True False

In academic writing an argument is usually a main idea often called a claim or thesis statement backed up with evidence that supports the idea True False

In writing assignments you will almost always need to do more than just summarize information that you have gathered or regurgitate facts that have been discussed in class You will need to develop a point of view on or interpretation of that material and provide evidence for your position True False

Question 2 When is radiation generally used as a cancer treatment O when the tumor can be completely removed on tumors that 1 pts

ain while external resources can ntent you have studied so far Question 8 Which of these is NOT a risk factor for breast cancer O Late menopause Sedentary lifestyle O Family history 1 pts

in tent you have studied so far Question 6 Infection with Helicobacter pylori can increase the risk of Influenza Stomach cancer O Lung cancer 1 pts

ntent you have Question 7 Advances in Al and imaging technology aim to enhance the accuracy of Mammogram and colonoscopy Ultrasounds Skin examinations 1 p