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Test 2 Flashcards

Test 2: Photosynthesis, Respiration, Human body, Homeostasis, Immune Response

TermDefinition
Allergy When a persons immune system over reactes to substances that are normally harmless
Antibody Produced by your body an antibody is a protien used by the immune system to identify invaders
Antigen Produced by the pathogen a protein on the surface of the pathogen that antibodys attach to to identify pathogens as invaders
ATP A energy storing molecule made during cell respiration. Adenosine TriPhosphate
Cellular Process A chemical process that occurs in cells. Examples include Photosynthsis and Respiration, Enzymes and Cell transport.
Chloroplast Organelle that is the site of photosynthesis. Looks like a bean full of pancakes
Disease A conditions that prevents the body from working as it should
Dynamic Equlibrium another word for homeostasis. To maintain internal stability while external conditions change
Feedback Mechnisim A cycle to maintain homeostasis. Follows the following pattern. 1. Stimulus, 2. Signal. 3. Response. Sometimes you return to normal, Negitive feedback. Sometimes you produce more stimulus, Positive feedback
Gas Exchange The process of taking in and releasing oxygen and carbon dioxide
Glucose Sugar that is the major source of energy for living things. C6H12O6
Guard cells Cells on the underside of leaves that open and close to allow for gas exchange
Homeostasis Maintaining a stable internal envrionment while external environmnetal conditions change.
Immune System The bodies defence against disease causing pathogens
Insulin A hormone that signals cells to uptake glucose, resulting in a lower blood sugar
Microbe Any microscopioc organism
Mitochondria Organelle that is the site of cell respiration. produces ATP. Looks like a bean full of bacon
Pancreas An organ that makes insulin
Pathogen an organism that invades the body causing sickness and disease. Bacteria, virus, fungi or parasite. Germ, and microbe are both also pathogens
Photosynthesis Cell process that happens in the cholorplast that uses sunlight to turn water and carbon dioxide into glucose and oxygen
Respiration Cell process that happens in the mitochondria that uses energy stored in glucose and oxygen to produce carbon dioxide water and ATP
Stimulus A change that causes a reaction
Vaccine a substance made of a dead or weakend form of a virus that teaches your immune system how to make antibodies so you can fight of pathogens faster. (ONLY WORKS FOR VIRUSES)
Virus A non-living particle that invades cells to reproduce and causes sickness and disease
Body System An system consisting of a group of organs that work together to perform one or more functions.
Oxygen A gas molecule produced during photosynthesis and used in cell respiration to make ATP
Carbon dioxide A gas molecule produced during cell respiration and used in photosynthesis to make glucose
Circulatory system Circulates materials around your body. This includes providing cells with nutrients like oxygen and glucose and transporting waste products and toxins like CO2
Respiratory system Exchanges gases with the environment. Obtains oxygen from the air necessary for cell respiration and releases CO2 back into the atmosphere
Musculoskeletal system Sometimes referred to sepearly as Muscle system and Skeletal systems they function together to provide the body with central structure the ability to move and serves to protectively house major organs
Integumentary system Made up of mostly your skin separates the inside of your body from the outside. Provides protection from invaders like bacteria and parasites
Endocrine system Works as a communication center organizing sending chemical signals known as hormones to coordinate body processes
Nervous system Body control center Analyzes sensory information and sends signals to appropriate muscles in response.
Excratory system Removes toxic compounds from the body by filtering blood and excreting out the waste as urine
Digestive system Breaks down food into its component parts so nutrients can be absorbed into cells
Equation for photosynthesis CO2 + H2O --> C6H12O6 + O2
Equation for Respiration C6H12O6 + O2 --> CO2 + H2O
What types of living things carry out photosynthesis Plants
What types of living things carry out respiration All living things
Positive Feedback Feedback that produces more stimulus and pushes you further outside normal
Negitive Feedback Feedback that counteracts the stimulus and returns you to normal
Thermoreguation Your bodies ability to maintain a stable internal temperature
Osmoregulation Your bodies ability to maintain the proper water balance
CO2 and O2 regulation Your bodies ability to maintain the proper concentration of carbon dioxide and oxygen
Blood glucose regualtion Your bodies ability to maintain stable blood glucose concentrations
Diabetes type 1 A disease were the pancreas does not make insulin caused by genetic disorder
Glucagon A hormone that causes the liver to release glucose resulting in an increse in blood sugar
White blood cell A cell made by the immune system that produces antibodies (b-cells) or attacks invaders (T-cell)
Diabetes type 2 A disease where the body does not respond to insuin due to excessive glucose consumption
AIDS The disease that caused by HIV that attacks the immune system
Created by: user-1555134
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