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23 Cards in this Set
- Front
- Back
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What are the 3 major brain regions?
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Cerebrum, cerebellum, and brain stem.
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What 3 things protect the brain?
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Skull, meninges, and cerebrospinal fluid.
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Differentiate between somatic and autonomic nervous system
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Somatic involves external stimuli, autonomic involves internal.
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What do neuroglia do? Specifically, what are they?
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Neuroglia support neurons. They are astrocytes, oligodendrocytes, Schwann cells, and radial glia.
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What are the 3 different types of neurons?
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Sensory, motor, and interneurons.
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What does the reflex arc consist of?
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Stimulus > receptor > sensory neuron > integration center > motor neurons > effectors
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What's the name of body position perception? Pain perception?
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Proprioception. Nociception.
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What waste products are secreted by the kidney?
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Urea, uric acid, creatinine, and ketone bodies.
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What homeostatic variables does the kidney maintain? (Include effectors)
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Electrolyte concentration (Na+ and K+), fluids (ADH and aldosterone), and acid-base balance.
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What hormones does the kidney regulate?
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Erythropoietin and vitamin D.
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What enzyme does the kidney excrete and what does it do?
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Renin - regulates arteriole BP.
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What secretes aldosterone?
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The adrenal glands.
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What shows up in urine sediment?
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Bacteria, yeast, epithelial cells, casts, crystals, red blood cells, and white blood cells.
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What are the 3 components of the heart wall? What's the name of the sac surrounding it?
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Epicardium, myocardium, and endocardium. It's the pericardium.
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What's the resting pulse pressure in healthy adults? What's healthy BP?
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40mmHg. BP should be under 130/80.
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What are the technical names for the 1st and 2nd heart sounds?
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Korotkoff sound and last Korotkoff sound.
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What blood type is a universal donor? Recipient?
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O- is a universal donor. AB+ is a universal recipient.
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What injection is given to mothers to prevent their sensitization to Rh(D)?
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RhD Immune Globulin
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What are the 3 building blocks of DNA?
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Phosphate group, nucleotide, and a pentose sugar.
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What's the name of the pairing rule for DNA?
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Chargaff's rule
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What are the "molecular scissors" that cut DNA called? Name a specific one.
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Restriction enzymes. EcoRI.
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What concentration of agarose is used for what kinds of DNA?
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Low concentration for large fragments and high concentration for small fragments.
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What's another name for transgenic plants?
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Genetically Modified Organisms (GMOs)
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