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What is ventilation? movement of air in and out of the lungs What is transport? O2 and CO2 in blood What is perfusion? blood flow. What are the signs and symptoms for COPD? 1. Barrel chest 2. Shortness of breath 3. Lungs Crackles 4. Clubbed fingers What is Emphysema (COPD) Destruction and enlargement of air spaces Symptoms? 1. Shortness of Breath 2.Wheezing 3.Chronic Cough What are the treatments for Emphysema (COPD)? 1. Self care 2. Bronchodilator 3.Albuterol...

BIO 100 Practice Exam Questions and Verified Answers BIO 100 Practice Exam Questions and Verified Answers

What is the Mass Number? - The number of protons plus neutrons in an isotope Where does the mitotic spindle connect to the chromosomes during cell division? - Centromere What type of solution does a plant cell like to be in? - Hypotonic What are components of a Nucleotide? - 5 sugar carbon, phosphate group, nitrogenous base How many ATP can be produced in fermentation? - 2 What virus attacks bacteria? - Bacteriophage Which of the following forms of mutations are responsible for...

Which part of the nucleotide binds two nucleotides together to form a single strand of DNA? (Ch. 16) - Phosphate group The term for a nitrogenous base with one carbon ring is known as ______________; while a nitrogenous base with two carbon rings is known as ______________. (Ch. 16) - Pyrimidine, Purine A DNA double helix is formed through the interactions of which part of a nucleotide? (Ch. 16) - Nitrogenous base Every cell in your body contains ______________ percent of your genome. (...

Scientific Theory - An explanation of natural phenomena developed through extensive and reproducible observations; more general and reliable than hypothesis Hypothesis - a proposed explanation for a phenomenon based on available evidence that leads to a prediction that can be tested Inductive Reasoning - how scientific theories arise. It's when you make a broad generalization based on many supporting observations, not based on things that contradict it. Deductive Reasoning - General ...

What is Science? - An effort to understand how the natural world works using observable data and controlled experimentation as the basis for that understanding. Applications of biology - Using data to design evaluate or advise... people observe the world around them Example: shark proof suit How is science studied? - scientific method What is the process of the scientific method? - 1) Observation 2) Question 3) Hypothesis 4) Test 5) Results (Data) 6) Explain (Conclusion) Wh...

biotechnology - the use of technology to modify organisms, cells, and their molecules to achieve practical benefits. genetic engineering - the manipulation of organisms' genetic material by adding, deleting, or transplanting genes from one organism to another 4 tools of biotechnology - chop, amplify, insert, grow Chop... - up DNA from a donor species that exhibits a trait of interest. amplify... - small samples of DNA into more useful quantities insert... - pieces of DNA into b...

List the organized hierarchy of most animal bodies (begin with cells) - Cells, tissues, organs, organ systems, organism. Explain the concept of homeostasis. - Homeostasis is the ability of an organism to maintain a stable internal environment despite external changes. What is a negative feedback loop? Give an example in the human body. - A negative feedback loop is a mechanism that reduces or stops a process to maintain homeostasis. An example is the regulation of body temperature: if the ...

The systematic way scientists study the natural world using observation, experimentation, and reasoning. - Nature of Science A structured approach to answering questions that includes observation, question, hypothesis, experiment, data collection & analysis, conclusion, and communication of results. - Scientific Method A testable explanation based on observations. - Hypothesis A well-substantiated explanation that incorporates facts, laws, and tested hypotheses (e.g., Cell Theory, Evolu...

What are some physical changes from Alzheimer's dementia? - - Brain shrinks dramatically; nerve cell death and tissue loss - Cardinal signs: plaques (abnormal clusters of protein fragments) and tangles (twisted strands of another protein) How is Alzheimer's treated? - - There is no cure, but there are pharmacological and non-pharmacological treatments - Cholinesterase inhibitors - Memantine (namenda) What are cholinesterase inhibitors prescribed for? - - To treat symptoms relate...