Suppose this cell were exposed to tetrodotoxin (TTX). Draw a graph depicting theeffect of the drug on the membrane's permeability to Na+, K+, and the actionpotential.If a person was exposed to TTX, what would happen? (a)Membrane potential (mv)(b)Relative membrane permeability80-70600300100PNOResting membranepotentialNa2°Threshold potentialVoltage-gated Na channelsVoltage-gated K channelsTime (msec)

Tetrodoxin is a Lethal neurotoxin which is found in the body of puffer fish and other shell fishes.…

pose this cell were exposed to tetrodotoxin (TTX). Draw a graph depicting the ect of the drug on the membrane's permeability to Na+, K+, and the action tential. person was exposed to TTX, what would happen?

pose this cell were exposed to tetrodotoxin (TTX). Draw a graph depicting the ect of the drug on the membrane's permeability to Na+, K+, and the action tential. person was exposed to TTX, what would happen?

Human Anatomy & Physiology (11th Edition)

11th Edition

ISBN:9780134580999

Author:Elaine N. Marieb, Katja N. Hoehn

Publisher:Elaine N. Marieb, Katja N. Hoehn

Chapter1: The Human Body: An Orientation

Section: Chapter Questions

Problem 1RQ: The correct sequence of levels forming the structural hierarchy is A. (a) organ, organ system,...

See similar textbooks

Related questions

Q: fünction using the creatinine clearance rate. You request a 24 hour urine sample and a blood plasma…

A: “Since you have asked two distinct and unspecified questions, we will solve the first question for…

Q: What is the process called when drugs are actively pumped from blood vessels to the tubules?

A: There are two types of movement active and passive and it is mentioned in question that drugs are…

Q: a 54 year old man develops vomiting and diarrhea over a 24 hour period. his serum sodium…

A: The normal serum sodium concentration is 135- 145 mEq/L. It is defined as the amount of sodium…

Q: In a person with diabetes mellitus, what would be causing polyuria? Glucose has saturated the…

A: The first statement that is, Glucose has saturated the secondary active transporters in the PCT…

Q: People with chronic kidney disease often have hematocrits of less than half the normal value.…

A: The disease that mainly affects or damages the kidney's functioning is called chronic kidney disease…

Q: When fluid from ependymal cells is added to plasma it becomes: O a. cisternal fluid O b.…

A: Introduction: An ependymal cell is a specific kind of glial cell that develops into the ependyma, a…

Q: Cotegory: Inflammation Mechanism of vascular permeability includes all of the following EXCEPT:

A: Endothelial contraction renders spaces between adjacent endothelial cells and hence increases…

Q: What is the diagram labeled "B" a representation of? I think it's the arteries, capillaries and…

A: "A" is kidney " B " is Nephron ( showing renal physiology ) Red = oxygenated blood; Purple = gas…

Q: Name the gland whose secretion is vasopressin.

A: Vasopressin, also called antidiuretic hormone (ADH) is a hormone that plays an important role in…

Q: Why does tthe contractile vacuole slois down as the Concentration OF the external solution increases…

A: Contractile vacuoles can be defined as the specialized type of vacuole that helps in the regulation…

Q: Dr. Lawrence explained to Sam that H. pylori impairs the normal buffering effect in his duodenum.…

A: The gastrointestinal system's main function is nutrient absorption, assimilation into the body,…

Q: Label the blood vessels in Figure asap

A: We can say that Capillaries are the single-layered smallest blood vessel that connects the…

Q: A medical lab reports a blood alcohol result of 12 mg/dl. Convert to its equivalent value in common…

A: The question inquired includes converting a blood alcohol concentration from one unit of measurement…

Q: CELL Use the attached diagram to explain the relationship between blood hydrostatic pressure and…

A: When the blood flows through capillary and enters into tissues, the force which is responsible for…

Q: Explain how the sodium-potassium pump works to move ions.

A: Pumps can be defined as the membrane proteins which allow the transport of the ions and solutes…

Q: Mention the difference between overhydration, dehydration, and imbalane of osmotic fluid. Atleast 2…

A: Introduction: In a day, the amount of water may increase or decrease in the body. The body…

Q: How does the hormone Angiotensin II affect MAP? Select only one answer. 1) it increases CO by…

A: Angiotensin II (ANG-II) is a hormone released by the renin-angiotensin system and plays an important…

Q: Na+/k+ pump NCX Ca2+ pump funny channels leak channels chloride shift for all transporters which…

A: Transport is a process of movement of materials such as organic molecules, ions, other substances…

Q: Based on your observations, does the presence of serous fluid make it easier for organs to move?…

A: The serous membrane is a thin membranous structure covering the visceral organs (such as the heart,…

Q: Give typed explanation The provider orders a maintenance dose of Magnesium Sulfate 1(g)/(h) to be…

A: This question involves calculating the maintenance dose rate for Magnesium Sulfate, a medication…

Q: Hypernatremia accompanied by an elevated hematocrit valueindicates what fact about body fluids?

A: Hypernatremia is a condition in which there is increased sodium level above 145 meq/L

Q: Why would it be dangerous to administer intravenous fluids that do not have an osmotic pressure…

A: Osmosis is the process of movement of water molecules via a semipermeable membrane, through a…

Q: Which of the following mediators causes vasodilation ? Group of answer choices Nitric oxide…

A: Blood pressure must be maintained at a healthy level for the body to function properly. Hormones…

Q: Name the watery fluid secreted from Bruner’s gland in duodenum.

A: Bruner's glands are present in the small intestine.

Q: Mannitol is a sugar that does not pass through the walls of capillaries in the brain. It also does…

A: Ans. Mannitol is considered osmotically active because it is a solute that is not easily able to…

Q: How does ionic composition of endolymph differ from most extracellular fluids? It is K+-poor and…

A: Endolymph is the fluid which is filled within the membranous Labrynth of the ear.

Q: Considering the equation for renal clearance: UV C = C =F, if the concentration of a substance in 4.…

A: The basic unit of the bean-shaped organ called the kidney is the nephron. It is the organ of the…

Q: A 35-year-old female university professor was admitted to the hospital. Her history and the physical…

A: Anaemia: A lack of red blood cells or damaged red blood cells in the body causes anaemia. This…

Q: how do excretion of drug will be modulated to extend the drug action in our body? explain briefly?

A: Drugs are the chemical molecules, which acts on our body to bring back the normal physiological…

Q: IBD1, if 20 mg of a drug is ultimately excreted unchanged into urine, the amount of the drug…

A: Given: Amount of drug = 20 mg Excreted unchanged into urine means that the drug has not undergone…

Q: In edema, excess extracellular fluid builds up in the tissues, most commonly the legs. This is a…

A: The kidney is involved in the filtration and formation of urine. In kidney failure, the kidney is…

Q: The myogenic regulation response in the kidney to low systemic blood pressure would be A constrict…

A: The circulatory system involves the circulation of nutrients and blood from the heart to the tissues…

Q: drug is infused intravenously (IV) for treatment of a particular disease. The infusion rate of the…

A: The Volume of Distribution is defined as the propensity of drug in a person to either in the plasma…

Q: A doctor was caring for a male patient with high blood pressure. This patient was prescribed a…

A: The amount of force your heart needs to pump blood throughout your body is measured by your blood…

Q: Hypocalcemia will increase the permeability of membranes to sodium. Group of answer choices False…

A: When the blood calcium levels are too low, it is known as hypocalcemia (a disorder). Hypocalcemia…

Q: A 1% to 2% shift in osmolality causes how much change in the circulating concentration of AVP?…

A: Osmolality is a measurement of a solution's concentration based on the number of dissolved…

Q: a. A person ingests an ion-channel inhibitor, such that the ion channels present in the Loop of…

A: Kidneys are bean shaped organs that are located in the upper abdominal area of the human body.…

Q: Find the concentration the fluids and round to the nearest whole number. How many mg per mL:…

A: Dopaminе drugs, oftеn rеfеrrеd to as dopaminе agonists, arе pharmacеutical substancеs dеsignеd to…

Question

100%

Suppose this cell were exposed to tetrodotoxin (TTX). Draw a graph depicting the
effect of the drug on the membrane's permeability to Na+, K+, and the action
potential.
If a person was exposed to TTX, what would happen?

(a)
Membrane potential (mv)
(b)
Relative membrane permeability
80
-70
600
300
100
PN
O
Resting membrane
potential
Na
2°
Threshold potential
Voltage-gated Na channels
Voltage-gated K channels
Time (msec)

Expert Solution

This question has been solved!

Explore an expertly crafted, step-by-step solution for a thorough understanding of key concepts.

This is a popular solution!

SEE SOLUTION Check out a sample Q&A here

Step 1

VIEW

Step 2

VIEW

Trending now

This is a popular solution!

Step by step

Solved in 2 steps with 1 images

SEE SOLUTION Check out a sample Q&A here

Similar questions

Discuss the causes of the increase in fluid level in "vessel A," which is isolated from "vessel B" by a semi-permeable barrier.
Don't copy from Google
Give the steps in the renin angiotensin pathway from start to finish.
which pharmaceutical could act at the level of the lungs to lower blood pressure? The renin blocker, ACE inhibitor, or angiotensin ll antagonists.
How does hyperkalemia affect potassium flow in or out of the cell? A. Potassium will not flow out of the cell B. Potassium will flow into the cell along its concentration gradient C. Potassium will flow out of the cell along its concentration gradient D. Both A & B are correct
Mr. Duderino comes to the doctor with high blood pressure. Test show that he also has elevated levels of renin in his blood and atherosclerotic plaques that have nearly blood blow flow through his renal arteries. Mr. Gregory is puzzled. Explain to him how decreased blood flow in his renal arteries could cause renin secretion to increase. Map the pathways through which elevated renin causes high blood pressure for Mr.Gregory
Which is the correct answer for kidney from the following statement(s)? Local production of prostaglandin in kidney protects kidney from ischemic injury. a. Sympathetic stimulation has no effect on afferent and efferent arterioles so that kidney is protected from undergoing ischemia. b. Kidney is vulnerable to ischemic injury. C. d. NSAID inhibits production of angiotensin I. Only (a) and (c) are CORRECT e.
What effect does digitalis have on the Na and K gradients? Why?
Explain the steps of renin conversion to angiotensin II that take place once renin is secreted into the blood. Be specific and don’t use abbreviations
5daly übäi Regardind ECF choose the incorrect :answer its devided into Plasma and Interstitial fluid Transcellular fluid is a specialized type of extracellular fluid cerebrospinal fluid is an example of Transcellular fluid it equals 2/3 of TBW
In the question above, from which cell would potassium efflux occur the slowest? Cell D Cell C Cell B Cell A
Describe the stimulus for the release of atrial natriuretic peptide (ANP) and its three actions.