Concentration gradient of axoplasm at resting stage is maintained by

Concentration gradient of axoplasm at resting stage is maintained by
by

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Concentration gradient of axoplasm at resting stage is maintained by
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Concentration gradient of axoplasm at resting stage is maintained by

Description : Concentration gradient of axoplasm at resting stage is maintained by

Last Answer : Concentration gradient of axoplasm at resting stage is maintained by

The neuronal resting membrane of the human brain is : a. maintained by the sodium pump b. around -70mV c. maintained by using ATP for energy d. all above

Description : The neuronal resting membrane of the human brain is : a. maintained by the sodium pump b. around -70mV c. maintained by using ATP for energy d. all above

Last Answer : all above

At resting stage charge of inner surface is due to presence of

Description : At resting stage charge of inner surface is due to presence of

Last Answer : At resting stage charge of inner surface is due to presence of

At resting stage permeability of `K^(+)` ion is more comparatively `Na^(+)` ion through axonal membrane

Description : At resting stage permeability of `K^(+)` ion is more comparatively `Na^(+)` ion through axonal membrane

Last Answer : At resting stage permeability of `K^(+)` ion is more comparatively `Na^(+)` ion through axonal membrane

At resting stage charge of inner surface is due to presence of

Description : At resting stage charge of inner surface is due to presence of

Last Answer : At resting stage charge of inner surface is due to presence of

At resting stage permeability of `K^(+)` ion is more comparatively `Na^(+)` ion through axonal membrane

Description : At resting stage permeability of `K^(+)` ion is more comparatively `Na^(+)` ion through axonal membrane

Last Answer : At resting stage permeability of `K^(+)` ion is more comparatively `Na^(+)` ion through axonal membrane

In cell cycle, which stage is misnomerly called resting -I is called:-

Description : In cell cycle, which stage is misnomerly called resting -I is called:-

Last Answer : In cell cycle, which stage is misnomerly called resting -I is called:- A. S-phase B. Telophase C. Cytokinesis D. Interphase

In the resting state plasma concentration of cortisol is (A) 0.4–2.0 µg/100 ml (B) 2.0–4.0 µg/100 ml (C) 5.0–15.0 µg/100 ml (D) 18.0–25.0 µg/100 ml

Description : In the resting state plasma concentration of cortisol is (A) 0.4–2.0 µg/100 ml (B) 2.0–4.0 µg/100 ml (C) 5.0–15.0 µg/100 ml (D) 18.0–25.0 µg/100 ml

Last Answer : Answer : C

Compared to the resting state, vigorously contracting muscle shows (A) An increased conversion of pyruvate to lactate (B) Decreased oxidation of pyruvate of CO2 and water (C) A decreased NADH/NAD+ ratio (D) Decreased concentration of AMP CARBOHYDRATES AND CARBOHYDRATE METABOLISM 21

Description : Compared to the resting state, vigorously contracting muscle shows (A) An increased conversion of pyruvate to lactate (B) Decreased oxidation of pyruvate of CO2 and water (C) A decreased NADH/NAD+ ratio (D) Decreased concentration of AMP CARBOHYDRATES AND CARBOHYDRATE METABOLISM 21

Last Answer : A

The resting membrane potential of a cell a. is dependent on the permeability of the cell membrane to K+ being greater than the permeability to Na+ b. falls to zero immediately when Na+, K+ ATPase in the membrane is inhibited c. is usually equal to the equilibrium potential for K+ d. is usually equal to the equilibrium potential for Na+ e. is markedly altered if the extracellular Na+ concentration is increased

Description : The resting membrane potential of a cell a. is dependent on the permeability of the cell membrane to K+ being greater than the permeability to Na+ b. falls to zero immediately when Na+ ... the equilibrium potential for Na+ e. is markedly altered if the extracellular Na+ concentration is increased

Last Answer : is dependent on the permeability of the cell membrane to K+ being greater than the permeability to Na+

In the resting state of the neural membrane, diffusion due to concentration gradients, if allowed, would drive (a) K+ into the cell (b) K+ and Na+ out of the cell (c) Na+ into the cell (d) Na+ out of the cell.

Description : In the resting state of the neural membrane, diffusion due to concentration gradients, if allowed, would drive (a) K+ into the cell (b) K+ and Na+ out of the cell (c) Na+ into the cell (d) Na+ out of the cell.

Last Answer : c) Na+ into the cell

Pressure maintained in the high pressure primary tower of a three stage crude oil distillation system is about __________ kg/cm2 . (A) 1.5 (B) 3 (C) 6 (D) 12

Description : Pressure maintained in the high pressure primary tower of a three stage crude oil distillation system is about __________ kg/cm2 . (A) 1.5 (B) 3 (C) 6 (D) 12

Last Answer : (B) 3

Which stage of anesthesia is termed surgical anesthesia? a) III With proper administration of the anesthetic, this stage may be maintained for hours. b) I Stage I is beginning anesthesia, as the patient breathes in the anesthetic mixture and experiences warmth, dizziness, and a feeling of detachment. c) II Stage II is the excitement stage, which may be characterized by struggling, singing, laughing, or crying. d) IV Stage IV is a stage of medullary depression and is reached when too much anesthesia has been administered.

Description : Which stage of anesthesia is termed surgical anesthesia? a) III With proper administration of the anesthetic, this stage may be maintained for hours. b) I Stage I is beginning anesthesia, as the ... IV is a stage of medullary depression and is reached when too much anesthesia has been administered.

Last Answer : a) III With proper administration of the anesthetic, this stage may be maintained for hours.

The movement of Ions against the concentration gradient will be -

Description : The movement of Ions against the concentration gradient will be -

Last Answer : The movement of Ions against the concentration gradient will be - A. Active transport B. Osmosis C. Diffusion D. All

The movement of Ions against the concentration gradient will be -

Description : The movement of Ions against the concentration gradient will be -

Last Answer : The movement of Ions against the concentration gradient will be - A. Active transport B. Osmosis C. Diffusion D. All of these

In facilitated diffusion do molecules move down concentration gradient?

Description : In facilitated diffusion do molecules move down concentration gradient?

Last Answer : What is the answer ?

Absorbed of water against a concentration gradient by using energy released from respiration is called as

Description : Absorbed of water against a concentration gradient by using energy released from respiration is called as

Last Answer : Ans. Active absorption

A striking feature of living cells is a marked difference between the composition of the cytosol and the extracellular milieu. Which of the following statement(s) concerning the mechanisms of maintenance of these differences is/are true? a. The cell membrane is able to maintain a 10,000 fold gradient between the extracellular concentration of ionized calcium and the intracellular concentration b. The key to these differences is the fact that the plasma membrane is normally impermeable to sodium, potassium and calcium c. The selectivity of biologic membranes is highly consistent and seldom changes d. The selectivity of cell membranes relates only to ions and not organic compounds

Description : A striking feature of living cells is a marked difference between the composition of the cytosol and the extracellular milieu. Which of the following statement(s) concerning the mechanisms of maintenance ... d. The selectivity of cell membranes relates only to ions and not organic compounds

Last Answer : Answer: a The survival of the cell requires that cytosolic composition be maintained within narrow limits, despite the constant influx of nutrients and the simultaneous outflow of waste. A ... be altered drastically as a result of regulatory or signaling processes that occur within the cell

Without saturation of transport proteins and under same concentration gradient how can the speed of simple diffusion be compared to the speed of facilitated diffusion ?

Description : Without saturation of transport proteins and under same concentration gradient how can the speed of simple diffusion be compared to the speed of facilitated diffusion ?

Last Answer : The action of facilitator proteins in facilitated diffusion makes this type of diffusion faster than simple diffusion under equal concentration gradients of the moved substance.

How does the intensity of simple diffusion vary in relation to the concentration gradient of the moved substance ?

Description : How does the intensity of simple diffusion vary in relation to the concentration gradient of the moved substance ?

Last Answer : The higher the concentration gradient of a substance the more intense its simple diffusion will be. If the concentration gradient diminishes the intensity of simple diffusion diminishes too.

What is the relation between concentration gradient and active and passive transport ?

Description : What is the relation between concentration gradient and active and passive transport ?

Last Answer : Passive transport is the movement of substances across membranes in favor of their concentration gradient, i.e., from a more concentrated region to a less concentrated region. Active transport, in ... two regions while passive transport acts in a manner to reduce the concentration gradient.

What is meant by concentration gradient ?

Description : What is meant by concentration gradient ?

Last Answer : Is it correct to refer to concentration gradient of water ? Concentration gradient is the difference of concentration of a substance between two regions. Concentration is a term used to designate the quantity of ... it is not correct to refer to concentration of water in a given solution.

Movement of cell against concentration gradient is called?

Description : Movement of cell against concentration gradient is called?

Last Answer : active transport

Pick out the wrong statement. (A) The Reynolds analogy for mass transfer is given by Lewis relation and is applicable, when Schmidt number is one (B) Sherwood number for flow in pipes can be expressed as the ratio of the concentration gradient at wall to the overall concentration difference (C) According to film theory for equimolar counter diffusion, the mass transfer coefficient is given by DAB(B)P - 3, Q - 2 (D) The z-component of the total mass flux of a component A in binary mixture of A and B is given by - Dab'.dCA/dz

Description : Pick out the wrong statement. (A) The Reynolds analogy for mass transfer is given by Lewis relation and is applicable, when Schmidt number is one (B) Sherwood number for flow in pipes can be expressed ... flux of a component A in binary mixture of A and B is given by - Dab'.dCA/dz

Last Answer : (C) According to film theory for equimolar counter diffusion, the mass transfer coefficient is given by DAB(B)P - 3, Q - 2

The action potential of a neuron a. is initiated by efflux of Na+ b. is terminated by efflux of K+ c. declines in amplitude as it moves along the axon d. results in a transient reversal of the concentration gradient of Na+ across the cell membrane e. is not associated with any net movement of Na+ or K+ across the cell membrane

Description : The action potential of a neuron a. is initiated by efflux of Na+ b. is terminated by efflux of K+ c. declines in amplitude as it moves along the axon d. results in a transient reversal of the ... the cell membrane e. is not associated with any net movement of Na+ or K+ across the cell membrane

Last Answer : is terminated by efflux of K+

The movement of ions against the concentration gradient will be (a) active transport (b) osmosis (c) diffusion (d) all of the above.

Description : The movement of ions against the concentration gradient will be (a) active transport (b) osmosis (c) diffusion (d) all of the above.

Last Answer : (a) active transport

Which of the following is not a feature of active transport of solutes in plants ? (a) Occurs against concentration gradient (b) Non-selective (c) Occurs through membranes (d) Requires ATP

Description : Which of the following is not a feature of active transport of solutes in plants ? (a) Occurs against concentration gradient (b) Non-selective (c) Occurs through membranes (d) Requires ATP

Last Answer : Non-selective

Active and passive transports across cell membrane differ in (a) passive transport is nonselective(b) passive transport is along the concentration gradient while active transport is due to metabolic energy (c) active transport is more rapid (d) passive transport is confined to anions while active transport is confined to cations.

Description : Active and passive transports across cell membrane differ in (a) passive transport is nonselective (b) passive transport is along the concentration gradient while active transport is due to metabolic ... (d) passive transport is confined to anions while active transport is confined to cations.

Last Answer : (b) passive transport is along the concentration gradient while active transport is due to metabolic energy

A key process in metabolism is the transport of hydrogen ions (H+) across a membrane to create a concentration gradient. Explain which arrangement of hydrogen ions (unequal concentration or equal concentration) allows work to be done.

Description : A key process in metabolism is the transport of hydrogen ions (H+) across a membrane to create a concentration gradient. Explain which arrangement of hydrogen ions (unequal concentration or equal concentration) allows work to be done.

Last Answer : It is clear that an unequal concentration, not an equal one, would be the only possibility that work will be done; the unequal concentration of hydrogen ions would allow them to flow across the membrane and increase not only entropy but also work.

Substances insoluble in a membrane are carried across the membrane with the concentration gradient by means of a carrier molecule in a process known as: a) osmosis. b) diffusion. c) active transport. d) facilitated diffusion.

Description : Substances insoluble in a membrane are carried across the membrane with the concentration gradient by means of a carrier molecule in a process known as: a) osmosis. b) diffusion. c) active transport. d) facilitated diffusion.

Last Answer : ANSWER: D -- FACILITATED DIFFUSION.

The salt concentration in pickle is maintained at

Description : The salt concentration in pickle is maintained at

Last Answer : Ans. 8-10%

At equilibrium the concentration of water in vapour phase (C* ) in kg/m3 of air space and the amount of water (m) adsorbed per kg of dry silica gel are related by, C* = 0.0667m. To maintain dry conditions in a room of air space 100m3 containing 2.2 kg of water vapour initially, 10 kg of dry silica gel is kept in the room. The fraction of initial water remaining in the air space after a long time (during which the temperature is maintained constant) is (A) 0.0 (B) 0.2 (C) 0.4 (D) 1.0

Description : At equilibrium the concentration of water in vapour phase (C* ) in kg/m3 of air space and the amount of water (m) adsorbed per kg of dry silica gel are related by, C* = 0.0667m. To maintain dry conditions in a room ... which the temperature is maintained constant) is (A) 0.0 (B) 0.2 (C) 0.4 (D) 1.0

Last Answer : (C) 0.4

Vacuum is generally maintained in the vapour space of an evaporator mainly to (A) Get economical temperature difference by using moderate pressure steam (B) Facilitate forward feeding in multiple effect evaporation (C) Concentrate heat sensitive materials (D) Achieve very high concentration of the final product

Description : Vacuum is generally maintained in the vapour space of an evaporator mainly to (A) Get economical temperature difference by using moderate pressure steam (B) Facilitate forward ... (C) Concentrate heat sensitive materials (D) Achieve very high concentration of the final product

Last Answer : (A) Get economical temperature difference by using moderate pressure steam

Pick out the wrong statement. (A) In a batch reactor, which is exclusively used for liquid phase reactions; temperature pressure and composition may vary with time (B) In a semi-batch reactor, one reactant is charged batch wise, while the other reactant is fed continuously (C) In a continuous flow reactor, uniform concentration cannot be maintained throughout the vessel even in a well agitated system (D) In a continuous flow reactor, both the reactants and the products flow out continuously

Description : Pick out the wrong statement. (A) In a batch reactor, which is exclusively used for liquid phase reactions; temperature pressure and composition may vary with time (B) In a semi-batch reactor, ... system (D) In a continuous flow reactor, both the reactants and the products flow out continuously

Last Answer : (C) In a continuous flow reactor, uniform concentration cannot be maintained throughout the vessel even in a well agitated system

For therapeutic effect in manic depressive illness, steady-state serum lithium concentration should be maintained between: A. 0.2–0.4 mEq/L B. 0.5–0.8 mEq/L C. 1.0–1.3 mEq/L D. 1.5–2.5 mEq/L

Description : For therapeutic effect in manic depressive illness, steady-state serum lithium concentration should be maintained between: A. 0.2–0.4 mEq/L B. 0.5–0.8 mEq/L C. 1.0–1.3 mEq/L D. 1.5–2.5 mEq/L

Last Answer : B. 0.5–0.8 mEq/L

In multistage equilibrium conversion of SO2 to SO3 (2SO2 + O2 ⇌ 2SO3 ), the reverse reaction becomes appreciable at a temperature of 550° C. The percentage equilibrium conversion of SO2 to SO3 can be increased by (A) Increasing the oxygen concentration (B) Putting more quantity of V2O5 catalyst in the converter (C) Removing some quantity of SO3 during intermediate stage (D) Maintaining low temperature & pressure in the converter

Description : In multistage equilibrium conversion of SO2 to SO3 (2SO2 + O2 ⇌ 2SO3 ), the reverse reaction becomes appreciable at a temperature of 550° C. The percentage equilibrium conversion of SO2 to ... some quantity of SO3 during intermediate stage (D) Maintaining low temperature & pressure in the converter

Last Answer : (C) Removing some quantity of SO3 during intermediate stage

If given the chance to stay on Earth as a ghost unable to make your presence known to anyone and can only stay within a few miles from your resting place, will you take it and for how long?

Description : If given the chance to stay on Earth as a ghost unable to make your presence known to anyone and can only stay within a few miles from your resting place, will you take it and for how long?

Last Answer : Do I get to pick the resting place?

What on earth does "resting bitch face" mean?

Description : What on earth does "resting bitch face" mean?

Last Answer : answer:It’s a great expression, when you get it. Surely you know – at least, every married man I’ve ever had acquaintance with knows – what “bitch face” is, when a woman is giving it to you. Well, then, “resting bitch face” is the bitch face that you get when she’s not actively giving it to you.

What can I do about my resting bitch face?

Description : What can I do about my resting bitch face?

Last Answer : answer:“Resting bitch face” is a petty twitter fight term. It means nothing in the real world. You are friendly. Be friendly. Smile and people smile at you. We all have tough times when we can’t smile and our friends understand.

What resting heart rate is considered normal vs. worrisome?

Description : What resting heart rate is considered normal vs. worrisome?

Last Answer : 54 beats is not at all worrisome. “72” is considered “normal”. If her resting rate was 80 or above, coupled with the elevated blood pressure, a doctor would be concerned. That is a bit overweight, but if the weight comes down the BP probably will too.

Blood pressure is 89/54 and resting pulse is 110... should I be worried?

Description : Blood pressure is 89/54 and resting pulse is 110... should I be worried?

Last Answer : 10lbs in a week is way to fast, and if this blood pressure is low for you, you need to see a doctor. Especially if you only have one kidney. The intranet is not yhe place to get the answers you need.

Can anyone find a picture of a clown seated resting around a beach ball with all his limbs surrounding it?

Description : Can anyone find a picture of a clown seated resting around a beach ball with all his limbs surrounding it?

Last Answer : . . . whatever you do don’t search Deviant Art for “clown ball”. . . It might turn your childhood memories into nightmares. literally almost vomited a little. fuck deviant art!

Does using folding at home or now known as (life with playstation) do damage to your playstation by running it when it could be resting?

Description : Does using folding at home or now known as (life with playstation) do damage to your playstation by running it when it could be resting?

Last Answer : HHHHHHHHHUUUUHHHH?

A body of weight W is resting at a plane inclined at 30? to the horizontal. It is attached to a string making an angle of 60? with horizontal. If the angle of friction be 30? the tension in the string would be a.Zero b.W c.W/2 d.2W e.None of the above

Description : A body of weight W is resting at a plane inclined at 30? to the horizontal. It is attached to a string making an angle of 60? with horizontal. If the angle of friction be 30? the tension in the string would be a.Zero b.W c.W/2 d.2W e.None of the above

Last Answer : c. W/2

A cloud was my mother, the wind is my father, my son is the cool stream, and my daughter is the fruit of the land. A rainbow is my bed, the earth my final resting place, and I'm the torment of man. Who Am I? -Riddles

Description : A cloud was my mother, the wind is my father, my son is the cool stream, and my daughter is the fruit of the land. A rainbow is my bed, the earth my final resting place, and I'm the torment of man. Who Am I? -Riddles

Last Answer : Rain.

Never resting, never still. Moving silently from hill to hill. It does not walk, run or trot, All is cool where it is not. What is it? -Riddles

Description : Never resting, never still. Moving silently from hill to hill. It does not walk, run or trot, All is cool where it is not. What is it? -Riddles

Last Answer : Sunshine.

Black I am and much admired, men seek me until they're tired. When they find me, they break my head, and take from me my resting bed. What am I? -Riddles

Description : Black I am and much admired, men seek me until they're tired. When they find me, they break my head, and take from me my resting bed. What am I? -Riddles

Last Answer : Coal