Introduction to Physiology Questions and Answers

OLIVIA v punis The arrows are pointing to the dorsal root ganglia of a spinal nerve What are found in the dorsal root ganglia

2 2 points True or False For a trait with a sex linked recessive mode of inheritance it is possible to have a rY x RY cross True False 3 2 points In a parental cross of a ADHL disease trait where the father is affected and the mother is unaffected 50 of the offspring will have the disease phenotype and 50 will have the WT phenotype In an F cross between an affected male and an affected female the expected proportions of the Disease Phenotype and the WT phenotype respectively in the F2 generation are 0 333 and 0 667 The correct answer is not provided 0 0 and 1 0 0 60 and 0 40 0 75 and 0 25 2 points Select the correct mode of inheritance corresponding to this information Females with aa genotype are affected males with aa are affected females with Aa or AA are unaffected males with AA or Aa are unaffected Autosomal dominant homozygous lethal Autosomal recessive Autosomal dominant Sex linked recessive OC

A disease is known to be inherited through an ADHL mode of inheritance For a pairing of two affected individuals what is the expected proportion of offspring that will be affected AND female 0 125 0 667 0 333 0 0 25

Which of the following most accurately describes what happens in a post synaptic neuron when receiving both an EPSP and an IPSP simultaneously O the post synaptic neuron will initiate an action potential O the post synaptic neuron will determine the combined effects of the two signals O the post synaptic neuron will initiate two simultaneous action potentials the post synaptic neuron will initiate an action potential

3 Make a simple diagram of a mitochondrion and indicate the locations of the matrix the intermembrane space and the cristae Once you find the answer to 14 sketch group of molecules into your drawing that

Lead I of an EKG is considered to be a n augmented limb lead limb lead precordial lead chest load

C B D A Supers AUD Figure 31 Using Figure 3 1 match the following Forms the mitotic spindle Myan E

TRUE or FALSE Write the word TRUE on a separate sheet of paper if the statement is true and FALSE if otherwise A Digestive System 1 Peristalsis as an automatic movement has an important role in movement of substance in the digestive tract but has no role in the process of breaking down materials itself 2 The sections of small intestines are responsible for absorption only since the main digestive processes occur mainly in the stomach 3 Assimilation process starts in villi which is located in the small intestines regardless of which type of nutrients is to be transported 4 Technically there is no digestion process that has no requirement of enzymes 5 A complete absorption of substance and nutrients occurs in the small intestine 6 Undigested food is deposited in the rectum until it s time for it to be expelled out 7 Liver is considered as the largest organ that serves as an accessory organ for digestion B Cell Division 8 Crossing over occurs in the prophase stage of mitosis and meiosis 9 The chromosomes move at the metaphase plate during the metaphase stage mitosis and meiosis 10 Mitosis and meiosis are responsible for cell growth and repair worn out tissues 11 The daughter cells produced in mitosis and meiosis are identical to the parent cell 12 The homologous chromosomes of the gametes have to separate during meiosis II in order to distribute chromosome nos 1 23 in both haploid cells 13 If nondisjunction occurs in the anaphase stage of mitosis and meiosis it may cause an unexpected number of chromosomes 14 Meiosis results in 4 diploid cells having 23 chromosomes 15 In meiosis gametes start having 46 chromosome numbers in order to produce 4 cells having 23 chromosomes

Which of the following best describes the purpose of stretch reflexes O stretch reflexes maintain appropriate tension by monitoring muscle length and prevent overstretching of muscles strech reflexes allow us to stretch muscles prior to a workout the minimize tissue damage O strech reflexes provide the central nervous with input regarding body position Ostrech reflexes are used diagnostically to identify potential nerve damage

What is the purpose of a management rights clause Do you agree with the reserved rights theory why or why not

If a waste CO2 molecule had to get from your foot to your lungs by diffusion alone about how long would it take assume the distance travelled is 1 meter 1000mm and use your speed of diffusion from the 5 minute reading

Calculate total magnification if your objective lens has 40x magnification 04 O 40 O 400 O 4000

24 H zone M line A band Z disc 1 band Sarcomere Elastic titin filament Thin actin filament Thick myosin filament SPOOK COM ARAR BAAR BASSESS erre errr erer g Mala 49887 Pala 8568 Mala ma 4840 29 290 00 Biosios Geree TATO 29 090 09 laplappa 98000 Garan 20 Gerer TO Leser S aaaa

1 Record the results of one Punnett Square example XO In the box that follows record the blood type example Blood type X In the third box record the antibodies produced by this blood type example anti Y antibodies Blank 1 Blank 2 Blank 3 Bb Blank 2 Blood type B Anti A antibodies Question 2 1 point 2 Record the results of another Punnett Square in the first box In the second box record the blood type in the third box record the antibodies produced Blank 1

1 The bacteria Mycobacterium tuberculosis has the ability to prevent lysosomal fusion in macrophages After phagocytosis where would this microbe be found in the macrophage Phagosomes Autosomes Free in the cytoplasm Ribosomes Mitochondria b rak

Table 2 Data on Selectively Permeable Membrane Original Contents Bag Glucose Starch Beaker Water Lugol s Solution Original Final Color Color Clear Blue Light Yellow Yellow hight Color After Benedict s Test Orange Blue D Questions 1 What do you conclude from the results of your Lugol s test What does the color change suggest about the membrane s permeability to the I KI in Lugol s solution

Part 1 Simulation of Mitosis Assume the cell that is dividing has 8 chromosomes 1 List the number of chromatids at each phase whether or not they are monads or dyads Indicate whether each belongs to Interphase or to the Mitotic stage of the cell cycle Phase G G Prophase Number of chromatids per chromosome Monads or Dyads Interphase or Mitotic Stage

4 Which of the following would not affect the rate of facilitated diffusion the amount of intracellular ATP the concentration of solutes the number of membrane carriers steepness of the gradient

3 Examples of solutes that might require facilitated diffusion include glucose Osodium potassium all of the above

plecules need a carrier protein to help them move across a membrane because they are not lipid soluble they are lipid soluble they are too large they are lipid insoluble or they are too large

3 Which of the following dialysis membranes has the largest pore size O 20 MWCO 50 MWCO 100 MWCO 200 MWCO

You prepared five slides of skin samples from various regions of the face but forgot to label your slides You say to yourself Well at least I can identify which sample came from the lips Which epidermal layer allows you to make this conclusion O stratum spinosum stratum basale Ostratum corneum Ostratum lucidum

Ocalcification O cornification Okeratinization O gelatinization Question 20 The skeletal system is involved in all of the following except O mineral storage Obody movement protection

Kuleshov effect He also experimented with D W Griffith s creative geography using several locations to imply only one True False Question 12 1 pts According to the Russian film article Vertov is the undisputed master of Soviet montage no director has written so much about film and no other film director has had more words written about him than Vertov

location and time period True False Question 2 German Expressionism in film refers to a visual representation of human inner angst and fears O True False Question 3 1 pts Psychological romantic comedy and western genres were prominent in German Expressionist films 1 pts

Check All That Apply Monocytes Eosinophils Basophils

The process of ozone formation is drastically different in the troposphere than in the stratosphere What are the primary causes for the difference There are more han one correct answers Select all that apply much higher cloudiness in the troposphere than in the stratosphere much higher concentrations of chlorofluorocarbons in the stratosphere than in the troposphere much more UV radiation in the stratosphere than in the troposphere much high trations of volatile organic unde VOCd mothang CHA and co n monoxide CO in the tronosphoro than in the stratosphoro

The tRNA shown in the diagram will be able to form a base pair interaction with which mRNA a ACU 3 b 5 AGU c UCA 5 d UGA 3

E 2 3 4 Nuclei Chromosomes Genes Nuclei Chromosomes Genes Nuclei Chromosomes Genes Nuclei Chromosomes Genes Re Number in Cell Relative Number in Cell Relative Number in Cell Relative Number in Cell romosomes in a typical human cell hich graph below best represents the relationship between the relative number of nuclei ge

Which muscle flexes the wrist Flexor carpi radialis Flexor pollicis brevis Brachioradialis Abductor pollicis longus Palmaris brevis

The anatomical snuffbox has borders made from which muscles The Abductor pollicis longus and brevis and the Opponens pollicis The Extensor pollicis longus and brevis and the Abductor pollicis longus The Extensor pollicis longus and brevis and the Abductor pollicis brevis The Abductor pollicis longus and brevis and the Flexor pollicis brevis The Abductor pollicis longus Extensor pollicis longus and Flexor pollicis longu

Parathryoid hormone is released when blood calcium levels are low What body systems does the parathyroid hormone ta Check all that apply Check All That Apply Skeletal system Urinary system Muscular system Saved Digestive system

Check All That Apply Regulates water and electrolyte balance Breaks down nutrients Causes movement of muscles Delivers oxygen

Match each hormone with its action Hormone Thyroxine Calcitonin Parathyroid hormone Epinephrine norepinephrine Aldosterone Cortisol Adrenal androgens Insulin Glucagon Action Affects glucose metabolism Click to select Click to select Regulates electrolytes in the blood Actions are similar to the sympathetic response Increases calcium phosphate levels in blood Supplements the major sex hormones Decrease blood glucose levels increases anabolic processes Affects glucose metabolism Affects metabolic processes to increase energy growth Decreases calcium phosphate levels in blood Increases blood glucose levels increases catabolic processes

In a concentric muscle action The muscle is on the external force is greater than the muscle force the actin filament slides outward None of the included answers is correct The muscle is on the external force is greater than the muscle force the actin filament slides inward The muscle is on the external force is less than the muscle force the actin filament slides inward The muscle is on and the tension remains constant as the muscle lengthens

During a muscle action calcium binds with tropomyosin and removes troponin from blocking the myosin binding site Muscle action continues until ATP is used up or destroyed by ATPase Statement 1 is False Statement 2 is False Statement 1 is False Statement 2 is True Statement 1 is True Statement 2 is True Statement 1 is True Statement 2 is False

17 Physiological needs like food and clothing are at the bottom of O Maslow s Hierarchy of Needs The Pythagorean Theorum Foucalt s Pendulum Occam s Razor

Interviews Surveys and studies are examples of O Secondary sources Othings you re supposed to learn about in school O Primary Sources Demographics

Sources of ethics include all of the following except O Religion O Dictatorships O Law Philosophy

8 Showing empathy to a friend who is considering suicide will let he or she know you are concerned O True O False

think that s the case Shade in the area that represents JUST luminous matter in the galaxy sed on your graph where does the dark matter tend to be concentrated more Why do you 5 If there was no dark matter the rotation curve may look different We are going to see how the rotation curve would look for NGC 2742 for just the luminous mass Complete the following table for the specific radii listed and M is the Luminous mass found in table 1 column 5 use Radius kpc 1 4 7 10 y Velocity GM R Luminous Mass M Velocity km s 6 Make a quick graph with radius on the x axis and velocity on the y axis Use the data points found in question 5 How does this graph differ from Figure 1 Is this what astronomers would expect to observe if there was no gravitational interaction due to dark matter

Name the structure identified as F Question 16 0 5 points Name the structure identified as G Question 17 0 5 points Name the structur L C

Name the wave identified as C Question 13 0 5 points Name the wave identified as D Conduction System Question 14 0 5 points

Control of Blood Calcium Levels Use this diagram to answer question 7 through 14 If possible answers are provided use them Blood Calcium 0 1 2 Maximum level 10 5mg 100mL Minimum level 8 5mg 100mL

Molecular Evidence for Relationships Test 6 Using Simulated Gel Electrophoresis to Compare DNA otana curus A TTCCG GATC GATCGCCG GATATACTCC GGTAATATC GGATO es X ATTGTACC GG GATCCG GACGTCGCGACTAATATAG CA

The following layers indicated by arrow of cells make up the O dermis O hypodermis O epidermis O hyperdermis of the skin Copyright Nielsen Mill

2 00 Ovarian hormone secretion Copyright McGraw Hill Education Permission required for reproduction or display Estradiol Name the phase of the ovarian cycle that corresponds to the indicated time period Multiple Choice Luteal phase Progesterone

Slly each of the statements below as pertaining to viscosity or osmolarity Reabsorption between the bloodstream and tissue fluid is governed by it The resistance of a fluid to flow Viscosity If it is too high the bloodstream absorbs too much water raising the blood pressure It results from the cohesion of a fluid s particles Transfer of fluids is a balance between filtration from the capillary and reabsorption If it is too high the blood flows too sluggishly It is the thickness or stickiness of a fluid Osmolarity

Question 9 Study the following map OA Points 3 OB Which region saw the bloodiest battle in United States history C D B

What prompted the Boston Tea Party O The Sugar Act The Townshend Acts The elimination of taxes on tea sold by the British East India Te Company The increase of taxes on all tea except that on the British East Ind Tea Company