Q: шеa neat TosS evaporation is compromised first. OTrue False QUESTION 13 With each beat, the heart…
A: The major function of the heart is pumping the blood to the organs and tissues of the body. The…
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A: Capillaries are the smallest (smallest lumen diameter upto 5 micrometers) blood vessels and are the…
Q: Human kidneys return water and small solutes back to blood by way of
A: Tubular reabsorption is the process in which nephron removes water and solutes from tubular fluid…
Q: A patient had been vomiting for the last 3 days and has an abnormally low respiratory rate. A. Why…
A: Osmolarity is defined as the measure of the amount of solute (sodium, potassium, and chloride)…
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: Based on the physical laws of evaporation, explain why the highbody temperatures of mammals and…
A: Answer: Introduction: The rate of evaporation is directly proportional to the alteration among the…
Q: A shark’s blood is isotonic to the surrounding seawater because of the reabsorption of ____ in its…
A: Tonicity is the relative concentration of solutes in a solvent. A solution is said to be isotonic…
Q: Humans excrete their excess nitrogenous wastes as a. uric acid crystals. b. compounds containing…
A: The human body is a well built machine in which all the organs coordinate together to make it work.…
Q: To compensate for fluid loss, many marine bony fishes (a) accumulate urea (b) have glands that…
A: Answer is e.) drink sea water.
Q: Giraffes have blood pressures that often exceed 340/230, whereas salamanders have blood pressures as…
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Q: Why don’t marine animals, such as dolphins, get decompression sicknes
A: Depression sickness is also known as the bends. The condition arises when a diver comes to the…
Q: Which process in the nephron is least selective? (A) filtration (B) reabsorption (C) active…
A: The nephron can be characterized as the tiny underlying and useful unit of the kidney and the part…
Q: Countercurrent flow of blood and water is more efficient than concurrent flow because a … is…
A: Countercurrent flow is the flow of anything in opposite direction and concurrent flow is the flow of…
Q: Which is NOT a desired physiological effect of cryotherapy? A:Vasoconstriction B:Vasodilation…
A: Injuries refer to the damage sustained the body due to an external factor. It can be caused as a…
Q: When pure (distilled) water is consumed, (a) the ECF becomes hypertonic with respect to the ICF. (b)…
A: Answer is b.) the ECF becomes hypotonic with repect to the ICF.
Q: Compare the osmoregulatory problems and adaptations of a hypo-osmotic shallow marine fish, a…
A: The maintenance of constant osmotic pressure in the fluids of an organism by the control of water…
Q: Long nephron loopsa. are common in animals with access to abundant freshwater.b. allow urine to…
A: A long nephron circles is needed to make the pee more thought. The nephron circle reabsorbs however…
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: Explain how insects are capable of secreting concentrated urine without depending on high blood…
A: The insect excretory system is different from the terrestrial animals. Insects have Malpighian…
Q: Explain why the intrapleural pressure is always subatmospheric.
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Q: Which of the following is false about water reabsorption at the kidneys: a). Water is actively…
A: Water absorption mainly occur in Proximal Convulated tuble (PCT) of nephron. About 67 percent of the…
Q: Which of the following animals generally has the lowestvolume of urine production?(A) vampire bat(B)…
A: Urine refers to the nitrogenous by-product of metabolism that is excreted out from animals…
Q: There are two types of nephrons. Name them?
A: The kidneys are made up of small units called nephrons which serve both structurally and…
Q: Explain why the countercurrent flow that occurs in the gillsof fish is much more efficient than…
A: Concurrent flow refers to the flow of oxygen-poor blood and oxygen-rich water in the same direction.…
Q: A: Describe countercurrent exchange in your own words.
A: Most aquatic species have gills as their breathing systems. Mollusks and most amphibians have the…
Q: Describe countercurrent exchange in the gills of fish. How does it increase the effectiveness of…
A: Fish gills are organs that allow fish to breathe underwater. Most fish exchange gases like oxygen…
Q: Human beings accumulate ________ before excreting nitrogenous waste. a. nitrogen b. ammonia c. urea…
A: Nitrogenous wastes are the substances that form during metabolic processes within the human body.…
Q: What sets the concentration gradient for solute reabsorption in the proximal convoluted tubule
A: Proximal convoluted tubule is the part of nephron where solute reabsorption takes place, it plays a…
Q: counter-current flow within fish gills, A. oxygen-poor water is in contact with oxygen-rich blood;…
A: The countercurrent mechanism is a way that will ensure maximum absorption of oxygen by the gills…
Q: Explain why vertebrate animals show allometric relationships with both metabolic rate and…
A: Three factors can account for the vast range of metabolic rate variation among species: body mass,…
Q: Animals that can tolerate loss of nearly all their body water exhibit an adaptation called
A: Introduction : Osmoregulators aid in regulating the body's salt levels. Fish in freshwater have…
Q: why is it harmful to compete to see who can hold their breath under water for the longest?
A: Introduction - Human life requires oxygen, a gas contained in the air we breathe. Some people with…
Q: In humans - Explain the events in regulation of water intake and regulation of water output…
A: The body loses water through the following processes: Urine formation by the kidney is the main…
Q: Most water is lost daily via the? A. Skin B. Colon C. Kidneys D. Lungs
A: Water loss from the body: water loss through the body occurs in many ways such as urination,…
Q: Compared with the interstitial fluid that bathes active muscle cells, blood reaching these cells in…
A: Changes in flow resistance in the intramuscular arterioles control blood flow in skeletal muscle.…
Q: Discuss how the transition from water to land of vertebrates gradually changed the respiratory…
A: The respiratory system is the organ system that helps exchange gases between tissues and organs.…
Q: Warm-blooded animals have a narrow range of body tem-perature because their bodies have a high water…
A: Warm blooded animals can be defined as the organism whose body temperature does not change with…
Q: In the aquatic world, osmoregulation is very important. Please describe what would happen at the…
A: Freshwater fish are those which live in streams, rivers, and lakes with a salinity of less than…
Q: Osmotic pressure tends to: A. Be a pushing pressure B. Be a drawing (pulling) pressure C.…
A: Accumulation of plasma proteins in the glomerulus obstruct the filtration and develop colloid…
Q: Adaptations for low oxygen in – inverts, goldfish, turtles
A: Inverts:- all those organisms lacking vertebra column comes under the category of inverts i.e.…
Q: In case of a decrease in blood pressure comes a) more fluid than usual to end up in the…
A: Blood pressure (BP) is the pressure exerted by the circulating blood on the walls of the blood…
Q: Draw and describe what is happening in the nephron loop. How is the counter current exchange set up
A: Kidney is a bean-shaped organ that is located below the ribs and behind the abdomen. Nephrons are…
Q: A diver decides to take a balloon with him on a scuba diving excursion to a depth of 10m. The size…
A: Since you have asked multiple questions we will answer the first question for you. If you want any…
Q: Decompression sickness a.k.a. the bends results from a. the blocking of tiny vessels by bubbles b.…
A: Decompression sickness or the bends is a disorder that is caused by the decrease in the surrounding…
Countercurrent flow allows_____ to maximize their oxygen uptake from water.
a. fishes c. frogs
b.
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- Most water is lost daily via the? A. Skin B. Colon C. Kidneys D. LungsOsmotic pressure tends to: A. Be a pushing pressure B. Be a drawing (pulling) pressure C. Neither A or B D. Both A & BBirds that live in marine environments and thus lack access to fresh drinking water A)obtain water by eating only osmoregulating prey. B)osmoregulate without using a transport epithelium for this purpose. C)drink seawater and secrete excess ions through their kidneys only. D)drink seawater and secrete excess ions mainly through their nasal salt glands. E)have plasma that is isoosmotic to ocean water.
- Which of the following is an endotherm? a. a shark b. a frog c. a monkey d. a snakeA shark’s blood is isotonic to the surrounding seawater because of the reabsorption of ____ in its blood. a. ammonia b. uric acid c. urea d. NaCl1) A diver decides to take a balloon with him on a scuba diving excursion to a depth of 10m. The size (volume) of the balloon would _____. A) remain the same throughout the dive B) decrease on the way down and return to its original size on the way back up C) increase on the way down and shrink back to its original size on the way back up 2) How does the size of the air bladder compare between freshwater and salt water fish? A) freshwater fish have larger air bladders because they need to be less dense B) freshwater fish have smaller air bladders because they need to be less dense C) saltwater fish have larger air bladders because they need to be less dense D) freshwater and salt water fish have the same size air bladders because the air bladders play no role in osmoregulation or maintaining salt balance 2) Physoclistous fish fill their air bladders by _____. A) going to the surface and gulping air B) using the carbon dioxide that they produce through aerobic metabolism C)…
- Why don’t marine animals, such as dolphins, get decompression sicknesI know marine mussels are osmoregulators but if you but them in a very very very salty enviorment would it bad for them or would they still be okay?Long nephron loopsa. are common in animals with access to abundant freshwater.b. allow urine to become concentrated within thecollecting duct.c. are the most common type of nephron loop in humans.d. extend deep into the renal cortex.
- Find another example of a countercurrent exchange system either in biology or engineering and describe how it functionsA patient had been vomiting for the last 3 days and has an abnormally low respiratory rate. A. Why do you think they have a low respiratory rate? B. What do you think has happened to the ECF volume and osmolarity over the last 3 days? C. Will this lead to any changes in the volume of water in their cells?In counter-current flow within fish gills, A. oxygen-poor water is in contact with oxygen-rich blood; B. water is shunted around to touch both sides of the capillaries; C. as the fish contracts muscles alternately, water flows over both sides of gills; D. oxygen-poor water is in contact with oxygen-poor blood:
