What are colloids - Study guides, Class notes & Summaries

Biology Praxis Exam 5235 Questions and Answers Graded A how do scientists make observations Scientists are naturally curious about the world. Thoughts are taken note of and further investigated Steps of scientific inquiry -Make an Observation -Form a Question -Form a Hypothesis -Conduct Experiment -Analyze the Data and Draw Conclusions What is a hypothesis an informed guess as to the possible answer. Can be used for further scientific investigation Controls/constants unchanged. Used as base f...

What are grab samples and when is it used? - ️️A single sample taken at one place and time. Used when water quality and quantity are not variable What is used to measure flow in an open channel? - ️️Weirs or flumes. Flow is determined by the height of water at a particular point Why are particles that cause turbidity harmful? - ️️They can hide or entrap harmful organisms so that the disinfectant is unable to reach them. It calls increases CL demand which can be carcinogenic Wh...

preload: what how wet/dry you are amount of fluid filling heart affected by dilating/constricting VEINS R heart -CVP L heart -PCWP (wedge pressure) preload: affected by VEINS constrict --> INCREASE dilate --> DECREASE preload: frank-starling principle giving fluid improves CO up to a certain pt preload: Tx low -crystalloids -colloids: albumin, hespan -blood: PRBCs, plasma preload: Tx high -diuretics: lasix -vasodilators: NTG, narector -dia...

What are crystalloids? solutions containing fluids and electrolytes that are normally found in the body Crystalloids maintain what? the osmotic gradient between extravascular and intravascular compartments Do crystalloids contain proteins? no What are the fluids that contain proteins? colloids Which iv fluid solution is high alert double check? hypertonic What are examples of crystalloids? hypertonic saline, hypotonic saline, isotonic saline What type of solution is lactated ringers? isoto...

Module 6: Problem Set Question 1 Define or describe: (a) Amorphous solid (k) Molality (b) Colligative property (l) Molarity (c) Colloid (m) Nonelectrolyte (d) Condensation (n) Phase (e) Critical point (o) Strong electrolyte (f) Critical pressure (p) Sublimation (g) Crystalline solid (q) Surface tension (h) Electrolyte (r) Triple point (i) Fluid (s) Vapor pressure (j) Ionization (t) Weak electrolyte Answer: (a) Amorphous solids are ones in which the particles are arrang...

Vasopressors may be used in the treatment of shock. Explain why. vasopressors are a class of drugs that induce vasoconstriction and increase the MAP In shock, MAP is insufficient to maintain adequate tissue perfusion While monitoring Ms. B's ABGs, the nurse notes that her PaO2 is < 60 mmHg and her PaCO2 is >50 mmHg. What do these findings indicate, and why have they occurred? note: previous lab data - pt is in respiratory alkalosis Hypovolemic shock body's compensatory mechanisms lea...

SWS3022 Exam 2 Questions with Correct Answers What is the degree to which organic contaminants impact soil and water quality related to? - Answer-water solubility What are the three factors that water solubility influences in organic contaminants? - Answer-mobility, persistence, and bioavailability What are the two factors that cause some organic chemicals to be able to dissolve in water? - Answer-being polar and/or electrically charged organochlorines - Answer-non-ionic, non-polar org...

Arkansas CCA Exam Questions with accurate answers, rated A+ Which is not a self pollinating crop? - -Corn is a cross pollinating crop ` When you drain a flooded rice field what happens to P uptake? - -Phosphorous becomes more available as water removes P from soil colloids moving it to soil solution The higher clay content the higher chances the P is attached back to soil colloids when water is removed Rice uses DD50 and Cotton uses DD60, what does the 50 and 60 represent? - -The 50...

Test Bank - McCance & Huether’s Understanding Pathophysiology The Biologic Basis for Disease in Adults and Children 9E Julia Rogers. COMPLETE, Elaborated and Latest Test Bank. ALL Chapters(1-49) Included|370 Pages| Updated McCance & Huether’s Understanding Pathophysiology The Biologic Basis for Disease in Adults and Children 9E Julia Rogers. COMPLETE, Elaborated and Latest Test Bank. ALL Chapters(1-49) Included|370 Pages| -2023 COMPLETE - Elaborated Test Bank for McCance & Huether’s...

What are colloids? - Very small particles suspended in water which are resistant to settling. What is turbidity measured in? - Nephelometric Turbidity Units (NTU) What is the turbidity measurement that is visible to the naked eye? - 5 NTU What is an important indicator of treatment efficiency and particularly the efficiency of filters and disinfection processes? - Turbidity Why are particles that cause turbidity harmful? - They can hide or entrap harmful organisms so that the disinfe...