Hondros Bio 117 Final Bundled Exam Completely Solved(RATED A)

allows blood to flow directly from the right atrium into the left atrium to bypass pulmonary circulation - ANSWER foramen ovale carries blood from the umbilical vein to inferior vena cava; allows some blood to bypass the liver - ANSWER ductus venosus atrial contraction; systole; p wave - ANSWE...

Which statement(s) describe saltatory conduction? - ANSWER Results from action of specialized cells known as Schwann cells. Describes how sodium and potassium ions only flow across the membrane at Nodes of Ranvier. Defined as the "jumping" of an electrical signal down a myelinated neu...

mitochondria - ANSWER ATP production endoplasmic reticulum - ANSWER protein and steroid synthesis golgi - ANSWER storage and concentration of products of the cell lysosomes - ANSWER intracellular digestion passive transport - ANSWER movement from high to low -diffusion -osmosis acti...

True or False? Simple, non-photosynthesizing prokaryotes are hypothesized to be the first living life-forms on Earth. - ANSWER True True or False? Acclimations are short-term, genotypic characteristics of an organism. - ANSWER False True or False? The size of a cell is limited based on the nee...

The heart is found in what cavity? - ANSWER thoracic Which layer of the heart is found on the inside? - ANSWER Endocardium The heart is positioned in-between what? - ANSWER The lungs Which layer of the heart is the thickest and is made of cardiac muscle? - ANSWER Myocardium The base of t...

Gas exchange in the human lungs occurs at the - ANSWER alveoli Composed of thin endothelial cells that allow the diffusion of gases, nutrients, wast and other materials to occur. - ANSWER Capillaries Blood pressure is highest in these vessels. - ANSWER arteries

in diffusion, water goes.... - ANSWER where the solutes go plant hypotonic - ANSWER turgid (normal) plant isotonic - ANSWER flaccid plant hypertonic - ANSWER plasmolyzed water potential - ANSWER -high-->low - potential energy for water to move - pure water at atmospheric pressure an...

crosscurrent exchange - ANSWER water going in both directions for gills keeps diffusion at a high rate fish move forward, water going front to back, blood goes other spiracles - ANSWER holes insects breathe through tracheal systems - ANSWER organisms with no lungs have this terrestrial ma...

Evolution - ANSWER change in the gene pool of a population over time Population - ANSWER All the organisms of a particular species living in the same place at the same time Gene Pool - ANSWER All the alleles of all the genes in a species or population Natural Selection - ANSWER Differential...

cell theory - ANSWER -all living organisms are made of living cells -the cell is the basic unit of life -cells arise from pre-existing cells implicit in this theory are 2 main ideas: 1. studying cell biology is roughly the same as studying life; many of the limitations that exist among cells ex...

If you have a question about a something Biol 117 related ,including exam dates, lecture order, course structure, or course policies, you should first __________ - ANSWER check the syllabus [x] quizz(es) is/are due every week. - ANSWER 1 quizz(es) is/are due every week. Including the final exa...

In this lecture we reerenced the root system and shoot system of plants. What group of plants does not have both of these characteristics? - ANSWER Bryophytes and allies Which of these terms describes the bryphoytes and their allies? - ANSWER non-vascular plants To Open stomata guard cells, pl...

The apex of the heart is located - ANSWER 5th intercostal space Which layer of the heart allows it to act as a pump? - ANSWER Myocardium What is the apex of the heart? - ANSWER The tip of the heart, pointing down towards the left 5th intercostal space. Which layer of the heart wall contains...

What are the three domains of life? - ANSWER Bacteria, Archaea, Eukarya Which groups are more closely related from an evolutionary standpoint? - ANSWER Archaea and Eukarya What are the three different shapes of bacterial cells? - ANSWER 1) coccus- spherical 2) bacillus- rod shaped 3) spiri...