Academicmaterials

difference threshold - ANSWER-a measure of the smallest increase or decrease in a physical stimulus that is required to produce a difference in sensation that is noticeable 50% of the time cornea - ANSWER-the tough, transparent layer that covers the front of the eye and bends light rays inward through the pupil lens - ANSWER-the transparent disk-shaped structure behind the iris and the pupil that changes shape as it focuses on objects at varying distances retina - ANSWER-the layer of tiss...

American Medical Association (AMA) - ANSWER-biological and neurological causes with psychological effects Genetic Testing - ANSWER-used for when someone has a gene that could help clinically with a psychological disorder Huntington Disease - ANSWER-leads to dementia; caused by a single gene Human Embryotic Stem Cell - ANSWER--cells that come from embryos (abortions) -controversial Justifications for Animals in Research - ANSWER-1. Understanding animal nervous systems & behavior are inter...

All of these statements are true except? A) Some pesticides may remain in the environment for a long period of time B) They may bio accumulate in food webs C) They are the only effective way to control pests D) They tend to be less effective overtime because of pest resistance - ANSWER-C What percentage of conventionally grown food contained pesticide residues? A) over 95% B) about 70% C) about 20% D) less than 20% - ANSWER-B The Pesticide Treadmill... A) Provides exercise for farmers...

why is fat free mass more important - ANSWER-muscle is the most metabolically active tissue and burns the most calories for us muscle keeps bone strong what happens when fat is low - ANSWER-changes in menstruation bone density drops osteoporosis (80% women) how much bone density do women lose after menopause - ANSWER-1/3rd in 5 years what is anatomy - ANSWER-study of structres cytology - ANSWER-study of cells histology - ANSWER-study of tissues what is physiology - ANSWER-study of func...

theory - ANSWER-an explanation that can be used to explain a broad set of phenomena hypothesis - ANSWER-a proposed explanation for a narrow set of phenomena law - ANSWER-a state based on repeated experiment observations that describes some sort of phenomenon of nature Eukarya - ANSWER-organisms that have cells with nucleus Archaea - ANSWER-single celled organisms without a nucleus Neucloid - ANSWER-region where DNA is in Archaea Thigmotaxis - ANSWER-response to touch

boyle's law - ANSWER-as the speed of a moving fluid (air) increases, the pressure associated with this movement will decrease Myoelastic Aerodynamic Theory - ANSWER-when the vocal folds are closed, pressure builds up causing the vocal folds to open. Once air is released and pressure decreases, vocal folds close due to their elastic nature language - ANSWER-a shared system of symbols that can be spoken, written, or signed and used for communication and thought speech - ANSWER-our abilit...

Orbitofrontal Cortex - ANSWER-Damage >> indifference, inappropriate social behavior, lack of restraint and inhibitions, decreased emotionality, decreased planning and forethought Prefrontal Lobotomy, Leucotomy - ANSWER-- Moniz, Freeman, and Watts - psychiatric patients - damage to frontal lobes, especially orbitofrontal cortex Aggression - ANSWER-- Serotonin: low levels or decreased turnover —> aggressiveness - Testosterone: high levels —> aggressiveness Autonomic Respon...

Warehouse Clubs - ANSWER-retailers that offer a limited and irregular assortment of food and general merchandise with little service at low prices for ultimate consumers and small businesses; Warehouse clubs can offer low prices because they use low-cost locations, have inexpensive store designs, and offer little customer service example of warehouse club - ANSWER-Costco and Sam's Club Convenience Store - ANSWER-provide a limited variety and assortment of merchandise at a convenient loc...

Neurons - ANSWER-Specialized cells that convey sensory information into the brain; carry out the operations involved in thought, feeling, and action; and transmit commands out into the body to control muscles and organs. Cell body (soma) - ANSWER-Main part; contains nucleus Nucleus (DNA) - ANSWER-provides intrustions for the cell; influences cell Cytoplasm - ANSWER-water based solution inside cell; has salt and sodium dissolved in it. Helps keep cell alive & functioning Golgi Apparatus & ...

trickle-down theory - ANSWER-dual drive for social adaptation and differentiation, conformity and imitation to fit in a group, individuality and differentiation to be distinct trickle-up theory - ANSWER-higher-status segments with more power than those with lower status, status makers float up or down status pyramid trickle-across theory - ANSWER-fashion information goes across horizontally, quickly, AKA mass market theory or simultaneous adoption theory

Central Dogma - ANSWER-the flow of genetic information from a DNA sequence to a protein product inside of the cell functional groups of amino acids - ANSWER-non polar, polar, basic, acidic amino and carboxyl termini - ANSWER-chain goes from amino to carboxyl Prokaryotic - ANSWER-all bacteria cell well small Eukaryotic - ANSWER-larger cells why cells tend to be smaller - ANSWER-high surface area

explain why a virus is not considered "alive" - ANSWER-acellular, not bacteria, can't reproduce and divide on our own!!! NEED host cell Identify different types of innate immunity - ANSWER-first line of defense, physical barrier (skin, nose, etc). immunity that you're born with, can mount response without seeing disease before explain the inflammatory response - ANSWER-if theres a cut or tear you have response to kill bacteria. swells up- if warm it engulfs and kills bacteria. ...

Shaping - ANSWER-Operant conditioning technique that consists of gradually molding a desired response be reinforcing any movement in the direction of the desired response, thereby gradually guiding the responses toward the ultimate goal (closer and closer approximations to the desired goal) Positive Reinforcement - ANSWER-pleasant or desirable consequence that follows a response and increases the probability that the response will be repeated (ex: rat learns to press a lever to receive foo...

Retrograde Amnesia - ANSWER-loss of ability to RECALL memories that occurred before the brain trauma Anterograde Amnesia - ANSWER-loss of ability to FORM new memories following brain trauma Place Cell - ANSWER-type of pyramidal neuron within the hippocampus that becomes active when a person enters a particular place in its environment (a place field) Operant conditioning - ANSWER-A second type of associative learning -Learning of associations between responses and the stimuli that follows...

the amino acids are cleaved off one at a time, the process begins in the stomach (enzymes and acids in the stomach break down proteins) - ️️how are proteins digested pepsin - ️️an enzyme that cleaves off the amino acids from the larger chain and then absorbed into the blood and then the cells for fuel hydrochloric acid - ️️causes the protein to unravel so that the bonds in between the amino acids are accessible to the enzymes saturated fatty acid - ️️has as many hydrogen a...

when an organism eats another for energy and nutrients (can avoid this by camoflauge, bright colors that make them seem poisonous, mimicking something harmful, or actually being poisonous) - ANSWER-predation when living in the same environment, two species cannot coexist in a community if they're competing for all of the same resources - ANSWER-competition when one species benefits from the relationship but the other is unaffected (bird nesting in a tree) - ANSWER-commensalism living i...

What is the most accurate information regarding how much weight women gain during pregnancy? - ANSWER-Overweight women may gain less, and slender women may gain more than 25-35 pounds during pregnancy During amniocentesis: - ANSWER-Fluid is tested from the "sac containing the fetus What factor determines the sex of the child? - ANSWER-The sex chromosome received from the father Environmental hazards for pregnacy include: - ANSWER-Lead, mercury, PCBs and radiation The zone of _________...

What is a Prokaryotic cell? - ANSWER-Has a cell membrane but no nucleus, and no mitochondria What is a Eukaryotic cell? - ANSWER-Has a cell membrane, nucleus, and mitochondria. Eukaryotic cells are also larger than Prokaryotic What are examples of Prokaryotes? - ANSWER-Bacteria or Archaea What are examples of Eukaryotes? - ANSWER-Animals and Plants What is a mutation? - ANSWER-Mutation, or microevolution, is a change in DNA sequence caused by errors in DNA replication or mutagens, which c...

Demographics - ANSWER-They are common characteristics of human populations some examples are home town, major, year in school, etc. Psycho graphics - ANSWER-Audience segmentation based on values, beliefs, interests, and choices. Because of social media, we have closer connections in the 21st century than we ever did before. PLU's and opinion leaders - ANSWER-People are influences by People Like Us (PLU)= which is because we tend to follow things that relate to us so if a mom sees anothe...

what does "graying" of the workforce mean? - ANSWER-many starting second careers as nurses a ________ is a vocation founded upon specialized educational training, the purpose of which is to supply objective counsel and service to others, for a direct and definite compensation, wholly apart from expectation of other business gain - ANSWERprofession typically all professions require a ___________ degree - ANSWER-bachelors a group of tasks assigned to one individual - ANSWER-position