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the ways humans effect the environment - Answer Humans impact the environment in several ways. Common effects include decreased water quality, increased pollution and greenhouse gas emissions, depletion of natural resources and contribution to global climate change. overpopulation - Answer Overpopulation Survival used to mean repopulating. That however, is quickly becoming true for the opposite as we reach the maximum carrying capacity that our planet can sustain. Overpopulation has ...

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The concept of treating all samples, whether known or unknown, as potentially hazardous (or pathogenic) materials is known as _____. - Answer universal precautions List at least 3 observations a researcher would be sure to note while assessing an unknown microbial sample. - Answer size and shape, motility, gram status, color change, chemical reactions While observing an unknown sample of limited amounts, a researcher must determine motility and Gram status using the same sample. What...

archaea - Answer like bacteria. Are able to live in extreme environment bacteria - Answer microorganisms that are the basis of fermentation & infectious diseases. Typically one-celled, have no chlorophyll, multiply by simple division, & can be seen only with a microscope. They occur in 3 main forms: spherical, rod-shaped, & spiral eukaryote - Answer an organism that uses aerobic cellular respiration to break down compounds including oxygen into cellular energy. A human or animal c...

Tobacco mosaic disease - Answer stunts growth of tobacco plants and gives their leaves a mosaic coloration Martinus Beijerinck of the Netherlands conducted experiments to determine the nature of the infectious particle - Answer Infectious particle is smaller than bacteria • Infectious particle can reproduce in plants Not even the simplest of cells can aggregate into regular crystals. - Answer In 1935 Wendell Stanley showed that the infectious particles could be crystalli...

True or False. The β-oxidation pathway catabolizes the fatty acid chains of lipids. - Answer True True or False. Metabolism is a controlled set of biochemical reactions that occur in living organisms in order to maintain life. - Answer True What is the term for metal ions that assist enzymes during the catalysis reaction? - Answer Cofactor The catabolism of a single molecule of glucose goes through what 3 distinct transitions? - Answer 1. Glycolysis 2. Fermentation or Resp...

Complete the following DNA strand, and indicate how many bonds are formed for each complementary pair: 3' GGTCATCG 5'5' CC AGC 3' - Answer 5' CCAGTAGC 3' There are two hydrogen bonds between thymine and adenine.There are three hydrogen bonds between cytosine and guanine. In the strand above, there are eight complementary pairs. How many amino acids are classified as being essential amino acids? - Answer 9 True or False: The smallest biological unit of life is the...

True/False. A virus is considered a microorganism. - Answer False True or False: The smallest biological unit of life is the molecule. - Answer False At a generalized level, all cells are comprised of what? - Answer Macromolecules A student may also answer: Proteins, Lipids, Nucleic acids and Polysaccharides but they must answer with all four to be fully correct. Proteins are formed from various combinations of _______ of which there are ______ known forms. - Answer 1. A...

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anasarca - Answer Severe generalized massive edema often seen with fetal hydrops caudal regression syndrome - Answer Lack of development of the caudal spine and cord that may occur in the fetus of a diabetic mother conjoined twins - Answer Occurs when division of the egg occurs after 13 days Monozygotic - Answer Twins that arise from a single fertilized egg, which divides to produce two identical fetuses eclampsia - Answer Coma and seizures in the second- or third-t...

Define involution What is it's opposite? - Answer clamping/shrinking of uterus opposite: subvolution (bad! at risk for PPH) Discuss the progress expected during involution (4) - Answer returns to 16w size immediately after delivery descends 1-2 cm q 24 H 6d = halfway btw symphysis & umbilicus 9d = no longer palpable During postpartum, when is the fundus no longer palpable? - Answer 9-10 days after delivery Define FF U-2 - Answer fundus firm and 2 fingers below umbili...

What BP during pregnancy is considered hypertensive? Severe hypertension? - Answer >140/90 severe: >160/110 Qualifications for chronic HTN during pregnancy (2) - Answer HTN before 20 weeks OR lasting >12 weeks after PP What are the types of hypertensive disorders associated with pregnancy? (5) - Answer gestational HTN (no protein in urine) preeclampsia (protein in urine) eclampsia (pre-e w/ seizures) HELLP (hemolysis of RBC, elevated liver enzyme, low platelets) c...

How soon after conception does implantation occur? What is a common symptom? - Answer 7-10 days after conception light spotting/bleeding = implantation Discuss lengths of pregnancy in the following terms; lunar months calendar months weeks days - Answer lunar: 10 calendar: 9 weeks: 40 days: 280 EDC vs EDD vs EDB - Answer **all mean the same thing** estimated date of confinement ED of delivery ED of birth EDC is _______ from LNMP - Answer EDC is 40 weeks from LNMP...

A nurse is caring for a client who is receiving opioid epidural analgesia during labor. Which of the following findings is the nurses's priority? A. pt reports weakness in lower extremities B. BP 80/56 mmHg C. T 38.2 (100.8 F) D. the client reports perfuse itching - Answer B. BP 80/56 mmHg A nurse is caring for a client who is in labor and has an epidural anesthesia block. The clients BP is 80/40 mmHg and the fetal HR is 140/min. Which of the following is the priority nursing acti...

A nurse is managing a high-risk bilirubin level in a newborn who is receiving phototherapy. Which interventions should be part of the plan of care? Select all that apply. - Answer Ensure the newborn is receiving frequent feedings. Remove all clothing except for a diaper. Maintain eye protection during phototherapy. The nurse is discussing jaundice with a concerned mother of a newborn. The nurse knows that with high levels of bilirubin, the primary concern is - Answer kernicterus A ...

Before the administration of Rho(D) immune globulin, the nurse reviews the laboratory data of a pregnant client. Which blood type and Coombs test result must a pregnant woman have to receive Rho(D) immune globulin after giving birth? - Answer Rh negative and Coombs negative A 37-year-old client with hypertension, type 1 diabetes and good glycemic control is pregnant for the third time. Her first child is 4 years old, and her second pregnancy resulted in a stillbirth. She is seen in the ant...

Which of the following is not true regarding delivery with a nuchal cord? a. gently slip the cord over the infant's head or shoulder b. clamp the cord and cut it before delivering the infant c. clamp the cord, then suction the airway before cutting the cord d. Clamp the cord and cut it, then gently unwind it from around the neck if wrapped around more than once - Answer c Which of the following refers to greenish or foul-smelling amniotic fluid? a. nuchal rigidity b. meconium stai...

The first trimester includes how many weeks - Answer weeks 1-12. During the first trimester, the mother's body goes through many changes to adjust for the pregnancy. This stage includes conception of the zygote, which develops into an embryo, which then develops into a fetus. The major organs and structures of the baby start growing during this phase. The first trimester common symptoms - Answer morning sickness, nausea, vomiting, heightened senses, mood swings and breast tendern...

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What two branches is the autonomic nervous system broken into? - Answer 1. Parasympathetic nervous system (PNS) 2. Sympathetic nervous system (SNS) Describe the PNS - Answer Rest and Digest, this allows us to save energy - blood pressure decreases and the heart beats slower. Describe the SNS - Answer Fight or Flight, uses more energy- blood pressure increases and the heart beats faster. What is the balance between the "Fight and Flight" of the SNS and the "Rest and Di...