Human Physiology - General Questions and Answers

How did we prepare an MHA plate for the Kirby Bauer method to test for antimicrobial susceptibility in the micro lab Choose the best answer Aseptically add the antibacterial disks then spread an inoculum of a pure culture all over the surface of the agar for proper coverage Then Incubate for 48 hrs O Aseptically spread an inoculum of a pure culture in different directions to cover the surface of the agar Then add the antibacterial disks and incubate for 48 hours Aseptically spread an inoculum of a pure culture in different directions to cover the surface of the agar Then add the antibacterial disks and incubate for 72 hours Aseptically spread an inoculum of a pure culture in different directions to cover the surface of the agar Proceed to add the antibacterial disks and immediately measure the diameter of the cloor inhibiti HILE

Question 11 1 pts What is the first step to unknown identification when you receive the slant Choose the best answer Aseptically perform a gram stain from the unknown culture Then use a sterile cotton swab to inoculate a NA plate O Aseptically inoculate a sterile slant and broth from the unknown culture I may also do a gram stain Aseptically streak a sterile NA plate using the unknown culture I may use this NA plate to do a gram stain on the same day as long as I use an isolated colony Aseptically use a sterile slant to inoculate the unknown culture I may also do a gram stain

18 10 Source Chegg com 106 LILO 107 Only one plate could be used 10 5 because above this plate you have TNTC and below it TFTC O We can use any one of these plates for bacterial concentration calculations O Only the plate marked as 10 6 is usable all other ones are TNTC and the one below it is TFTC

Question IT Dynein It has been shown experimentally that mutations in dynein can affect lung function gastrointestinal function and sperm function Given what you know about these tissue types and their structures and functions why do you suppose mutations in dynein have these effects on these body tissues

Which effect is associated with overnutrition O decreased risk of obesity decreased risk of mineral poisoning increased cognitive function Thy increased risk of vitamin poisoning

How do human organ systems interact to provide for the needs of the human organism

d What is the probability 50 20 The color of flowers in snap dragons shows incomplete dominance Red CC and white CC are homozygous and pink C Cw is heterozygous If a red snap dragon is crossed with a white snap dragon what is the phenotype of the offspring Pick What are the possible genotypes of the offspring B A pink flower is crossed with a red flower Make a Punnett Square to determine the possible offspring e f h i What is the probability of the offspring being red What is the probability of the offspring being white What is the probability of the offspring being pink The genotype for normal blood cells is N shaped blood cells

Other body systems that are affected with breast cancer brief summary Describe how the system is impacted Outline 2 3 important supportive measures as a PSW you would provide to a person with breast cancer Give details and support you answers

Drag the labels to the appropriate location in the figure Linea alba Rectus sheath Rectus abdominis Internal oblique Transversus abdominis External oblique II

11 Linea alba Rectus sheath Rectus abdominis Internal oblique Transversus abdominis External oblique I III

Monilophyta have a dominant gametophyte small and inconspicuous sporophyte and swimming sperm O True O False

8 Compare the different types of reasoning used by biologists deductive and inductive reasoning

Muscle cells can be stretched This property is called conductivity distensibility elasticity excitability Question 16 1 point Listen What is the special term for the cytoplasm of a myocyte a the cytoskeleton b the sarcoplasm c the sarcoplasmic reticulum

hich muscles help push food rectus abdominis extrinsic eye muscles pharyngeal constrictor muscles internal intercostal muscles Question 6 1 point Listen Which of these muscles of respiration is active during forced expiration the internal intercostals the diaphragm the external intercostals pragu Question 7 1 point

You have a pea plant that exhibits the dominant trait of green pods You cross this plant to a true breeding plant with the recessive trait of yellow pods Half of the offspring from this cross have green pods and the other half have yellow pods Which of the following statements is true The parent with green pods was true breeding for green pods The parent with yellow pods was heterozygous for this character The parent with green pods had the genotype GG The parent with green pods had the genotype Gg The parent with yellow pods had the genotype Gg

Question 8 All enzymes have an optimum temperature at which they work most efficiently O True O False

Solute exchange among body fluids takes place by diffusion or active transport and water diffusion keeps the osmolarities of the different body fluids the same The diagram below gives the relative concentrations of various substances in intracellular and interstitial fluids While smaller solutes can diffuse through the cell membrane larger ones must rely only on protein transport Based on this information which of the following statements can be inferred Check all that apply View Available Hint s Sodium ions diffuse out of the cell Potassium ions diffuse into cells Large proteins do not diffuse freely through the cell membrane Potassium ions must be actively transported into cells Water can pass through the cell membrane by osmosis OSmall proteins pass through the cell membrane by osmosis Submit Previous Answers Intracellular fluid Cell Low Nat concentration High K concentration High protein concentration Interstitial fluid High Nat concentration Low K concentration Low protein concentration

The dark band or stripe that you see in striations is formed by the thick filaments thin filaments elastic filaments

Myo and sarco are both prefixes related to muscle What vocabulary word is used for the endoplasmic reticulum of muscle cells myofibril sarcolemma sarcoplasm Jarmic reticulum

substance as an acentuar fuld an extracellular fluid a solute in body fluids or neither a body fluid nor a solute Drag the appropriate items to their respective bins View Available Hint s lymph Intracellular fluid interstitial fluid water soluble proteins Extracellular fluid plasma whole blood red blood cells Solute in body fluids glucose electrolytes Reset Neither fluid nor solute Help

Choose ALL of the correct responses to the release of Parathyroid hormone Blood calcium levels increase Osteoclast activity increases Small Intestine absorption of calcium increases Kidneys release more calcium Blood calcium levels decrease

Pick ALL of the steps that are associated with Intramembranous ossification Chondrocytes in center hypertrophy Blood vessels are surrounded by the fusing together of sp cules Per chondr um replaced by periosteum STEC

Match the type of muscle with the appropriate description Drag the appropriate items to their respective bins Striated and voluntary Cardiac Attached to bones Found only in the heart Striated and involuntary Smooth In walls of hollow internal organs Long multinucleated cells Spindle shaped cells Skeletal Reset Short branched ce with intercalated dis

A 1 Identify the structure labeled A 2 What layer of skin is the structure labeled A located in be specific 3 Name the tissue found in this layer

The DNA Gene Connection A I of the the I for a is a molecule that contains to code

B the A Identify the structure labeled A COLO F 3

Tr B F

1 One single layer of cells 2 Tissue specialized in secreting 3 Cube shaped cells 4 Cell tissue that discharges into ducts 5 Many layers of cells 6 A group of cells with the same specialized purpose

A cell with 20 solutes salt sugar proteins and 80 water is surrounded by an environment of 40 solutes What will most likely happen to the cell due to osmotic pressure O It will shrink O It will swell It will remain the same size It will dissolve

4 Important Terms The inside of a hollow organ is called the lumen Name three organs that have a lumen 1 Practice Looking at Tissues on HistologyGuide org GO TO HistologyGuide org Click on SEARCH Type in the name or number of the slide For example Esophagus or 109 2 3 1 2 Slides to View 3 Esophagus MH 109 is listed several times in the index different entries have different explanations Esophagus slide MH 109 Trachea slide MH136 Blood slide MH 033hr Mesentery slide MH 024

After melanin is secreted it gets taken up by a nearby keratinocyte That melanin then covers the keratinocyte s nucleus and protects it from DNA damage due to O ultraviolet radiation O nuclear radiation O infrared waves microwaves

How fast does hair grow on average O1 to 1 5 cm per month O2 to 3 cm per month 3 to 5 cm per month 8 to 10 cm per month

The deeper layer of the dermis is the layer O reticular O corpuscular O subcutaneous papillary

How long does it take an average keratinocyte to pass from the stratum basale to the top of the stratum corneum O less than a week 1 2 weeks 2 4 weeks O 6 7 weeks

Which layer of the epidermis is only found in thick skin O the stratum corneum the stratum lucidum the stratum granulosum the stratum spinosum the stratum basale

The epithelial covering found in the skin is also known as the epidermis O dermis hypodermis

Shown here is the nucleotide guanine in green The left side of the molecule forms three hydrogen bonds with a cytosine base shown in pink Which of the atoms in guanine carry a partial negative charge 8 and which carry a partial positive charge d Drag each item above to its appropriate location in the image Note that every item may not have a match while some items may have more than one match HN H N 8 N

number of individual components that are found in either the gram positive cell wall or the gram negative cell wall Using the components on the right side of the slide build the cell wall of either a gram negative cell slide 2 or a gram positive cell slide 3 on the left side of the slide Simply select the component on the right and move it to the correct place on the left Some components may overlap After constructing both the gram positive cell and the gram negative cell save the file either as a pdf or as a pptx and upload it to the correct location on Canvas Build a Gram negative cell Cell membrane MOON HOON HOW Build a Gram positive cell Components of the Cell Wall Peptidoglycan thick Outer membrane Outer membrane 000000000000000000 Murein Lipoprotein CH CH CH 5 Cys Murein lipoprotein aa Outer membrane Lys NH COOH Outer membrane www Porin LPS 000000000000000000 Laver Components of the Cell Wall Peptidoglycan thick LPS Peptidoglycan thin Teichoic acids 111 Laver 0000 Peptidoglycan thin

considered a an O Effector Receptor Variable O Stimulus Question 2 The eyes are O Proximal O Inferior O Lateral to the nose the bones could be 0 08 pts

Which muscle tissue contains muscle cells that have more than one nucleus They are multinucleate a skeletal muscle Ob smooth muscle c cardiac muscle

8 Describe neurulation in the chick embryo What does the anterior portion of the neural tube become The posterior

What are the cnidocytes Ospecialized excretory cells for waste removal specialized adhesive cells used in feeding specialized flagellated cells for water movement through the cnidarian body specialized ciliated cells that help the animal swim specialized cells with threadlike filaments that function in prey capture and defense

What type of feeding strategy is observed in most sponges Deposit feeding Filter feeding Herbivory Predation Parasitism

According to your textbook section Dehydration Sports Drinks and Water sports drinks are typically to human cytosol hypotonic isotonic hypertonic

How did the recession in the 1970 s affect Italy O There was high unemployment and inflation O Free market reforms were promoted to stimulate economic conditions O The Italian economy was neck deep in national debt OA major economic gan formed between North

Question 6 1 point Listen Which Core Priniciple is illustrated with this image Feedback Loops Structure Function Gradients Cell Cell Communication Question 7 1 point Listen This picture shows more dots in one area and less dots in another area Wha this represent

The front of your body is known as inferior or caudal O posterior or dorsal superior or cephalic anterior or ventral

What structures are found in the posterior body cavity Othe reproductive organs the digestive organs O the brain and spinal cord

Question 8 Points 2 Radicals in the House impeached Andrew Johnson in 1868 because he had violated the O Civil Rights Act of 1866 Resumption Act O Electoral Count Act O Tenure of Office Act Q

Supporting cell Olfactory bulb Olfactory gland Olfactory cilia Olfactory epithelium Olfactory stem cell Olfactory sensory neuron Mitral cell Olfactory tract 00 141 Route of inhaled air containing odor molecules Pearson Reset Help