Which explanation best describes why plasma proteinscan function as buffers?a. Plasma proteins combine with bicarbonate tomake a stronger buffer b. Plasma proteins are immune to damage fromacids.c. Proteins have both positive and negative chargeson their surface.d. Proteins are alkaline.

Q: Breifly answer what is urea and what normal body process(es) produces it in the human body?

A: Waste refers to any substance or material that is produced or excreted by an organism and is not…

Q: What does vasopressin do? A. It increases both urination and thirst. B. It decreases both urination…

A: There is a system in the human body that is responsible for the secretion of some chemicals that act…

Q: Why does the plasma membrane of a cell present a barrier to the movement of electrolytes through it?…

A: Introduction - The plasma membrane is a thin lipid bilayer that surrounds and protects the cell's…

Q: Which statement best describes how cholesterol affects cell membrane fluidity? * a.Cholesterol…

A: Depending on the temperature, cholesterol has distinct effects on membrane fluidity.

Q: An earthworm prefers moist soil. Why does this animal die if it driesout on a sidewalk?

A: Earthworm is a reddish brown terrestrial invertebrate that inhabits the upper layer of the moist…

Q: The major cation in intracellular fluid is ________.a. sodiumb. potassiumc. chlorided. bicarbonate

A: Electrolytes are the inorganic compounds. These are the major solutes present in the body fluids and…

Q: Match the granule with their function. ✓ Azurophilic Specific Gelatinase Secretory vesicles A.…

A: Granulocytes have specific granules structure in their cytoplasm. These cells are involved in innate…

Q: An increase in blood PH will ? a. Increase hemoglobin saturation B. Decrease hemoglobin saturation…

A: The hydrogen ion (H+)  concentration of the body fluids is extremely low. In arterial blood the H+…

Q: Which is NOT a component of blood?

A: Blood has a pH of 7.4 (slightly alkaline). The Colour of blood is red. Blood constitutes 7-8% of…

Q: true about filtration of blood by the kidneys

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Q: The major role of this electrolyte is to maintain osmotic pressure in the extracellular fluid (ECF).…

A: Extracellular Matrix can be defined as the fluid present outside the cell, and intracellular Matrix…

Q: The thirst mechansim stimulates your desire to drink fluids in response to increased salt in your…

A: Thirst is the earning for portable fluid. It is an osmoregulatory mechanism that leads ro increase…

Q: A. HCIO4 and NaCIO4 B. HNO2 and NANO2 C. HCN and NaCN D. NH3 and (NH4)2SO4

A: Option (a) cannot produce a buffer.

Q: Which acid is released when an Antbites?A. Hydrochloric AcidB. Formic AcidC. Acetic AcidD.…

A: The ants are eusocial insects present under the order Hymenoptera (which also includes bees and…

Q: Which naturally occurring buffer regulates blood pH? a. H3PO4/H2PO4- b. H2PO4-/HPO4-2 c.…

A: Homeostasis ensures ideal conditions for enzyme functioning and all cell activities throughout the…

Q: 15. Whats the function of the loop of Henle ?    A. Resorption of water and sodium chloride  B.…

A: Introduction: The loop of Henle is present in the medulla of the kidneys, it is the next stage in…

Q: what is the normal percentage of glucose that is excreted from the filtrate? a. 0% b. 50% C. 90%

A: The kidneys are bean-shaped organs found in pairs within our body on either side of our spine and…

Q: High excretion of sodium through the kidneys can cause? a. Low plasma osmolanity, low urine…

A: There is continuous monitoring of the blood sodium levels and blood volume. When either becomes…

Q: The moment when a person is exposed to a pathogen for the second time. The moment of an initial…

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Q: What is hypovolemia? a. A condition characterized by a decrease in blood volume b. The motivation to…

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Q: The buffer that is adjusted to control acid-base balanceis ________.a. plasma proteinb. hemoglobinc.…

A: A buffer is a solution that does not change its pH upon addition of an acid or a base. Also, if we…

Q: What substance(s) may be found in the urine of someone with kidney disease or a urinary tract…

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Q: QUESTION 18 Match each of the terms below with its correct description. specific gravity albuminuria…

A: Introduction: The routine urinalysis includes various tests that include urine's pH, specific…

Q: the purpose of the prostaglandin thromboxane?  a. Promotes phagocytosis  b. Increases capillary…

A: The thromboxanes are related to prostaglandins and are arachidonic acid derivatives.  The formation…

Q: Explain how the nephron of the kidney removes waste while retaining the essential components of the…

A: Nephrons are the structural and functional unit of kidney. It has two major parts. They are renal…

Q: Which of the statement/s is TRUE of electrolytes? I. They are positively and negatively charged…

A: Electrolytes are substances present in the blood and carry an electric charge. Osmosis is the…

Q: Dextrose (D-glucose) is introduced to the body intravenously to replace lost body fluids. Why is…

A: Dextrose is a sterile solution that used to provide extra water and carbohydrates (calories from…

Q: contrast the characteristics and functions of myoglobin versus hemoglobin.  1. why are the affinity…

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Q: How does horseradish peroxidase (HRP) contribute to creating the final colored sample? O A. HRP is a…

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Q: A liter of pure water weighs 1 kg. A baby with diarrhea can lose a significant % of its body weight.…

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Q: sympathetic vasoconstriction of the efferent arterioles would do what to GFR? a. increase b.…

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Q: In extravascular hemolysis, heme is converted into what molecule or molecules?  A. Amino acids  B.…

A: Extravascular hemolysis is the hemolysis occur in the liver, spleen, bone marrow, and also in the…

Q: Since the uric acid concentration is determined as 0.0028 g/dL, how many times is the absorbance of…

A: The kidneys are bean-shaped organs that primarily function in glomerular filtration. The nephrons…

Q: Give a diagram ,how cAMP increase permeability to water in the epthelial cell of renal tubules?

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Q: How is water reabsorbed from the forming excreta (feces) during the digestive process?   A. Most…

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Q: Explain how the collecting duct uses the concentration gradient set up by the loop of Henle.

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Q: What's the function of the hormone vasopressin?  A. Enacts the "fight -or-flight " response  B…

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Q: Blood needs to be to ensure optimal cell function. a. Highly basic b. Clotted c. Buffered  d.…

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Q: How does hemoglobin bind O2 cooperatively? A. The binding of one molecule of O2 to one subunit of…

A: About 5 billion red blood cells are found in a milliliter of human blood. Each RBC contains around…

Q: Select a buffer system and explain how it works to regulate blood pH?

A: A biological buffer is a natural substance that has a killing impact on hydrogen particles. Thusly,…

Q: The process of intake of oxygen and release of carbon dioxide is classified as? *     a. Cellular…

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Q: How much of an adult's body fluid is held within the walls of the cells?  A. Two-thirds B.…

A: Introduction :- Body fluids, also known as bodily fluids or biofluids, are liquids found within the…

Q: How is the normal concentration of sodium and potassium relative to intracellular fluid and…

A: Cell is a structural and functional unit of living organisms. Several cells joined together to form…