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80 Cards in this Set
- Front
- Back
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Scientific method
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Identify problems
Forming hypothesis Test hypothesis Collect data Draw a conclusion Retest Large sample size |
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Variables
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Items that change in an experiment
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Independent
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U set it
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Dependent
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Based on
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Control
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Standard of comparison
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Placebo
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A control used during medical test
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Microscope
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Parts base arm diaphragm ocular 10x Stage low power 10x objective high power objective 40x
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Total magnification
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Eyepiece x objective
Resolution clarity |
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Wet mount slide
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Gt a wet mount slide
Place water on slide Specimen on slide in water Place cover slip at angle to reduce air bubbles |
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Cell organelles
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Neucelus
Endo plasmid reticulum Plasma membrane /cell wall Ribosome Mitochondria |
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Nucleus
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Controls cell
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Er
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Transports
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Cell membrane
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Regulates movement
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Ribosomes
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Protien synthesis
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Mitochondria
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Cell respiration ATP
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Cell wall
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Only in plants
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Plants
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Chloroplast(chollorphll) photo synthesis autorophs nutrition
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Large vacuole
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Storage
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Centrioles
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In animals
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Next
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Next
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Prokaryotes
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No membrane organelles
Bacteria |
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Eukaryotes
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Have organelles
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Cell theory
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All living things r made of cells
Cells come from other cells Are basic units of life Exceptions-viruses r nt cells and where did first cell come from |
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Levels of organization organelles
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Cells. Tissue. Organ. Organ systems. Organism
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Cell shape structure
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Function
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Stem cells
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Havent chosen a function yet
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Plasma membrane
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Lipid bilayer size determines wat goes in out
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Size of molecule
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Starch too big didn't diffuse
Glucose-did diffuse Starch indicator diffused in cell |
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Indicator solutions
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Color change indicates a chemical is present
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Cells
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Placed in water expand
Placed in salt water shrivel /shrink plasmolysis |
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Passive transport
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No energy required high to low
Osmosis |
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Active transport
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Move from low to high energy is required =ATP
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Phagocytosis
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Engulfing WBC destroying bacteria
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Pinocytosis
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When cells take in liquids
Water alcohol etc |
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Human body systems
Nutrition |
Autotrophic-makes own food
Hetrotropic- must obtain foods |
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Nutrients-chemicals made by he body to produce energy
Carbs |
Quick energy
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Complex starches
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Bad
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Fiber
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Good carbs
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Whole grains/fruit/veg
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Good fiber=roughage speeds up digestions
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Simple sugars
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Glucose fructose
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Lipids
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Fats oils and waxes
Stored long term energy |
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Unsaturated
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Good olive oil canola oil
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Saturated
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Bad stable and hard to break down by the body cardiovascular disease
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Proteins
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Build bone and muscle teeth
Meat fish dairy and nuts Made of amino acids |
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Enzymes
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Are proteins
Break down molecules so they cn enter the cell Enzymes r specific and must match Proteins and protease |
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Catalysts
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Speed up chemical reactions
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Digestion
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Breaking down if nutrients
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Mouth
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Mech and chem
Saliva and teeth amylase Carb |
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Stomach
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Mech and and chem
Stomach churns and hcl acid produced to digest proteins |
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Esophogus
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Peristalsis movement
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Liver
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Makes and stores bio in gallbladder
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Pancreas
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Makes all enzymes to finish digestion in s.I.
Breaks up fats |
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Small intestine
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Villi absorb nutrients
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Large intestine
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Absorbs water
Too much constipation Too lil diarrhea |
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Corridor
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Liver failure
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Gallstones
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Bile deposits
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Excreation
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Removal of liquid waste
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Liver
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Urea
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Kidneys
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Urine
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Skin
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Sweat
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Skin
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Sweat
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Lungs
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Carbon dioxide
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Urine
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Urea salts and water
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Kidneys
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Filters nephrons
Ureters 2 Bladder Urethra longer in males |
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Kidney stones
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Urea stones
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Gout
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Stones in joints
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Pumps fluids track
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Heat blood. capillaries. veins and arteries
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Heart
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Has four chamber and separates oxygenated blood and deoxygenated
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Veins
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Thin have valves to prevent back flow
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Arteries
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Thick and elastic
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Capillaries
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Allow for diffusion of nutrients and waste
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Blood pressure
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Force of blood in arteries
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Pulse
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Number of heart beats
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Angina
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Chest pain heart attack stroke
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Hypertension
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High blood pressure
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Causes of cardio diseases
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Gentics diet stress poor health habbits
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N
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N
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N
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N
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B
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B
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B
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N
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