Innostan

A vaccine can be used to produce immunity. Describe how memory cells are important in this process. (3) - correct answerimportant because when individual is in contact with virus again, antibodies can be produced at a faster rate in a secondary immune response, and so the pathogen can be destroyed faster. abiotic - correct answernon-living artery structure - correct answerthick muscle layer so that they can dilate and contract to smooth blood flow. thick elastic layer so artery can stretc...

Describe and explain how you would use cell fractionation and ultracentrifugation to obtain a sample of nuclei from muscle tissue. [6 marks] - correct answer1. Homogenise (tissue) to break open cells 2. Filter to remove cells debris; 3. Cold (solution) to prevent enzyme activity; 4. keep solution isotonic to prevent organelles bursting 5. Buffered (solution) to stop enzymes/protein denaturing; 6. Centrifuge/spin at low(er) speed so nuclei in pellet Describe how we breathe in. [3 marks]...

3 differences between DNA and RNA - correct answerRNA has uracil as its base instead of thymine RNA is single stranded and DNA is double stranded RNA has a ribose sugar where as DNA has a deoxyribose sugar 3 functions of a cell membrane - correct answer1) control transport of substances in an out of the cell as the membrane is partially permeable 2) acts as a receptor site 3) separates cell and organelles from each other 3 types of muscle - correct answerSkeletal muscle - can be vol...

adaptations that maintain high rate of photosynthesis - correct answerlots of chloroplast=absorb light light senstive eyespot=detect light flagellum=enables movement to light advantage of using natural fertiliser rather than artificial - correct answeracts as soil conditioner/increases organic content of soil wider range of elements production of artificial fertiliser energy consuming less leaching advantages of using chemical pesticides to control pests of crops - correct answeracts...

A child was sent home from school with head lice. The child's mother has called the help line nurse for guidance. What are three (3) measures the nurse will inform the mother about to address the infestation of pediculosis capitis? - correct answerInterventions for Infestation Shampoos containing 1% permethrin as prescribed. Remove nits with a nit comb, repeat in 7 days after shampoo treatment. Wash cloting, bedding in hot water with detergent. Difficult cases: use malathion 0.5% in isopr...

A 23 y/o client who is receiving Medicaid benefits is pregnant with her 1st child. Based on knowledge of the stats r/t infant mortality, which plan should the nurse implement w/this client? - correct answerC. teach the client why keeping prenatal care appointments is important. A 24-hour old newborn has pink papular rash with vesicles superimposed on the thorax, back, and abdomen. What action should the nurse implement? - correct answerC. Document the finding in the newborns record. A 26-y...

A nurse caring for a toddler who is 24 hr postoperative following a cleft palate repair. Which of the following actions should the nurse take? - correct answerAdminister opioids for pain A nurse has accepted a position on a pediatric unit and is learning about psychosocial development. Place Erikson's stages of psychosocial development in order from birth to adolescence. - correct answerTrust vs. Mistrust Autonomy vs. Shame & Doubt Initiative vs. Guilt Industry vs. Inferiority Identit...

with proctored 10 month old infant has been hospitalized four times for a total of 42 days. The nurse notices that the infant does not seem upset when the parents leave. Which of the following should the nurse recognize as an appropriate explanation for this behavior? - correct answerExperiencing detachment A nurse at the immunization clinic is preparing to administer injections to a 5 year old child. Which of the following is the appropriate injection for the nurse to administer? - correc...

a charge nurse is assisting a newly licensed nurse with the preoperative assessment of a 2-year-old child who has a Wilm's tumor, what actions by the newly licensed nurse require intervention from the charge nurse - correct answerpalpating the child's abdomen A clinic nurse is providing teaching to the parent of a 1-month-old infant who has gastroesophageal reflux. Which of the following statements by the parent indicates an understanding of the teaching? - correct answerI will add rice...

A nurse in a provider's office is planning to administer immunizations to an 11-year-old child who is up to date with current recommendations. Which of the following immunizations should the nurse plan to administer? 1. Hepatitis B (Hep B) 2. Measles, mumps, rubella (MMR) 3. Tetanus, diphtheria, and pertussis (Tdap) 4. Pneumococcal (PCV) - correct answer3 A nurse in an antepartum clinic is reinforcing teaching with a pregnant client about breastfeeding. Which of the following statemen...