A man presents to an ER with a large laceration sustained at a construction site 3 days before. The area around the laceration is erythematous, painful, and swollen. The erythema and swelling can be explained at a cellular level by all the following EXCEPTGroup of answer choicesmast cell degranulation and release of histamine.pro-inflammatory prostaglandins released.increased vasomotor tone (vasoconstriction) of the capillaries in the area.local reaction to acute phase reactants.

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Answer 1

The erythema and swelling can be explained at a cellular level by all except increased vasomotor tone (vasoconstriction) of the capillaries in the area. Erythema causes skin redness.

What is erythema?

Erythema refers to skin redness due to injury and/or inflammation in a given region of the body.

Erythema may be due to different factors (e.g., environment, virus infection, sunburn, etc).

Conversely, vasoconstriction refers to constriction of the blood vessels, which is caused by their cells walls.

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Related Questions

Hormones that help to regulate blood pressure are ______. Multiple select question. aldosterone calcitonin antidiuretic hormone thyroid stimulating hormone atrial natriuretic peptide

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Hormones that help to regulate blood pressure are ____ angiotensin and aldosterone __.

Angiotensin and Aldosterone

Generrally the Renin controls the angiotensin and aldosterone.

Angiotensin and aldosterone in turn adjusts the width of your arteries , They affect blood pressure significantly

Therefore, Hormones that help to regulate blood pressure are angiotensin and aldosterone.

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What is cell migration and give 2 reasons why it happens

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Answer:

cell migration occurs during vital cellular processes such as tissue renewal and repair, wherein old or damaged cells are replaced by the migration of newly formed cells from the underlying tissue layers.

_______ is the movement of the external medium across the respiratory membrane, while _______ is the movement of an internal medium, such as blood, over the respiratory membrane.

Answers

Answer:

ventilation and perfusion

Explanation:

As a general rule, _____, which transport water in _____, have a potentially higher transpiration rate than _____, which transport water in _____.

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The rule is, that the part of the plant which transports water in higher concentration will have a potentially higher transpiration rate than the parts of the plant which transport water in a lower concentration.

What is Transpiration?

This refers to the mechanism through which plants intake and evaporate water from and back into the environment.

Please note that water loss occurs most from the leaves of the plants. The stomata of the plant are responsible for controlling water loss or leaf transpiration.

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Explain why all organisms, not just autotrophs, are dependent on light energy

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Answer:

All living organisms need the vitamins that are in the sunlight to live.

Explanation:

which property is conserverd in chemical reactions but not in nuclear reactions ​

Answers

Answer:

mass

Explanation:

Ocean salinity varies from place to place due to differing conditions in the environment. Question 4 options: True False.

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the answer will be the true

I need to know the and

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d because the andromeda galaxy is a whole other galaxy light years away

Can someone please help with the worksheets.
Thank you!

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Hey, unfortunately the image can’t be opened. Can you send/post it again?

Which two cellular structures work together to synthesize, modify, and transport macromolecules within the cell?.

Answers

Answer:

*The two cellular structure that work together to synthesize, modify and transport macromolecules within the cell is endoplasmic reticulum and golgi apparatus.

*The endoplasmic reticulum is a synthesis and transport organelle that branches into the cytoplasm in the plant and the animal cell.

*The golgi apparatus is a multi compartmentalized organelle where where the synthesized molecules are packaged for delivery to the other cell components or for the secretion from the cells.

Explanation:

Greig cephalopolysyndactyly, a developmental disorder determined by a dominant allele, can affect the hands, feet, head and/or face. In one family, the mother had fused fingers on both hands while her daughter not only had fused fingers but also developed malformations in her toes and skull. This outcome is explained by ______.

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This outcome is explained by variable expressivity. This feature determines the level of expression of a genotype.

What is variable expressivity?

Variable expressivity is an intrinsic feature that determines the expression level of a given genotype.

In this case, variable expressivity determines the level of expression of malformations during development.

Variable expressivity is a characteristic associated with the plasticity level of a particular phenotypic trait in an environment.

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What is the pH of ammonia

Answers

Answer:

11-13

Explanation:

Ammonia: pH 11-13.

Answer:

11.6

Explanation:

Ammonia is moderately basic; a 1.0 M aqueous solution has a pH of 11.6, and if a strong acid is added to such a solution until the solution is neutral (pH = 7), 99.4% of the ammonia molecules are protonated.

What does an organism have to do in order to be classified as a fungi

Answers

The kingdom Fungi includes a tremendous variety of organisms that are neither plant nor animal. These unique multicellular eukaryotes include edible examples like mushrooms and organisms such as yeast, which makes our bread rise and ferments our beer and wine. And their impact on our world as decomposers is absolutely crucial to every ecosystem.There are also two conventional groups which are not recognized as formal taxonomic groups (ie. they are polyphyletic); these are the Deuteromycota (

The anthropologist that conducted a now-classic study of cultural variation in the 1930s was a. Horace Miner. C. Margaret Mead. B. Napoleon Chagnon. D. George Murdock. Please select the best answer from the choices provided A B C D.

Answers

ANSWER

The anthropologist that conducted a now-classic study of cultural variation in the 1930s was.

C. Margaret Mead

#CarryOnLearning

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The anthropologist that conducted a now-classic study of cultural variation in the 1930s was a Margaret Mead. So, the correct option is C.

Who was Margaret Mead?

American cultural anthropologist Margaret Mead was regularly quoted as a speaker and author in the media in the 1960s and 1970s. She graduated from Barnard College of Columbia University with a bachelor's degree and obtained her M.A. and Ph.D. degrees there as well.

Cultural anthropologist Margaret Mead used to compose works about contentious issues including attitudes towards sex. She published Sex and Temperament in Three Primitive Societies in 1935; it went on to become a standard work on cultural variance. In the 1930s, an anthropologist named Margaret Mead conducted a now-famous research on cultural diversity.

Therefore, the correct option is C.

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[FW.02]The pictures below show four Earth features.

Which of these features are formed by underground reactions between acid in groundwater and limestone?
A) 1 and 2
B) 2 and 3
C) 3 and 4
D) 1 and 4

Answers

Answer:

i think 3 and 4

Explanation:

and the reason i think this

is #1 is not a reaction

neither is #2 so yea

1 and 2 are formed by underground reactions between acid in groundwater and limestone. So, the correct option is (A).

What is Groundwater?

Groundwater is defined as the water which exists below the Earth's surface in the pores of rock and soil and in the fractures of rock formations. Available freshwater in the world is groundwater is about 30 percent. A unit of rock in the form of unconsolidated deposit is called an aquifer when it can produce useful quantities of water.

It is the underground water present in the saturated zones below the surface of the land. Groundwater does not form underground "rivers". But since it fills the pores and fractures in underground materials such as sand, gravel and other rock.

The upper layers of soil above the groundwater contain carbon and limestone. The water combined with the carbon becomes acidic which destroys the limestone resulting in the formation of sinkholes and caves.

Thus, 1 and 2 are formed by underground reactions between acid in groundwater and limestone. So, the correct option is (A).

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A plant can produce either purple flowers or white flowers. The purple flower color is dominant over the white flower color. What is the ratio of the offspring with purple flowers to the total number of offspring if two plants that are heterozygous for purple flowers are crossed? 1:4 2:4 3:4 4:4.

Answers

Answer:

C  3:4  is the answer.

Explanation:

Best of luck to you!

The phenotypic ratio is 3:4 if two plants that are heter---ozygous for purple flowers are crossed.

What is phenotypic ratio?

The phenotypic ratio is the ratio of the appearance of the organisms. We know that the phenotype stems from the genotype of the organisms.

Thus, if the  purple flower color is dominant over the white flower color, then it follows that the phenotypic ratio is 3:4 if two plants that are heter---ozygous for purple flowers are crossed.

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Fruits and stem have lenticels. Give reason

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Answer:

because lenticels permit the exchange of gases between the environment and the internal tissue spaces of the organs

Fruits and stems have lenticels. These are the specialized cells which permit the exchange of gases between the atmosphere and the plant body.

What are lenticels?

A lenticel is a specialized tissue which is a porous tissue. It consist of cells with very large intercellular spaces in the periderm of the secondarily thickened organs in the plant body and the bark of the woody stems and roots of the dicotyledonous flowering plants.

Lenticels can be easily seen as they are visible on the surface of fruits, such as mango, apple, and avocado. Lenticels permit the exchange of gases between the external environment and the internal tissue spaces of the organs such as stems and some fruits of the plant body. These cells permit the entrance of oxygen gas into the plant and simultaneously the output of carbon dioxide and water vapor from it.

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Homeostasis is the body’s ability to maintain a stable internal environment when faced with a changing external environment. Group of answer choices True False.

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Homeostasis is the ability of the body to preserve a steady inner environment when encountered with a changing outer condition. The statement is true.

What is homeostasis?

The condition of the constant inner environment in the body of the living organism is balanced by the process of homeostasis. It is necessary for regular body functioning.

Homeostasis is affected by many factors like water, food, pH, temperatures etc. the level of these factors are necessary to be maintained to keep the organism fit and healthy.

It is maintained by the feedback regulations and is the response to the outer varying environment. The negative feedback maintains the response to the outer changing stimuli.

Therefore, the statement is true.

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Your ecology club has decided to write a letter to the editor of a local newspaper about protecting the biodiversity around this new highway project. As citizen- scientists, what factors would you include in your letter to help educate people, including other citizen-scientists, about the importance of preserving biodiversity? thank you for whoever answers!!​

Answers

Answer:

The factors I would include in my letter to help educate people is that in the niche diversity, a niche could be shared by two different species so they would compete for resources. If they are low, then one species may die out. The importance of preserving biodiversity is because of the natural resources which are often at the root of conflict.

The process by which humans take control of the breeding process to choose favorable traits to be passed on:.

Answers

Answer:

The process is called Artificial selection

what is tRNA involved in? replication, transcription, or translation.

Answers

Translation
tRNA matches amino acids

What important events take place during prophase 1.

Answers

Answer:

There's crossing over taking place between chromatids of homologous chromosome exchanging genetic material

Denaturation disrupts the secondary and tertiary structure of proteins. However, denaturation is not strong enough to disrupt what interaction that is relevant to protein structure?.

Answers

Denaturation is not strong enough to disrupt the primary structure interaction that is relevant to protein structure.

What is Denaturation?

This is the process in which weak linkages which make a protein structure to be highly ordered are broken.

Denaturation is mostly caused by heat and isn't strong enough to break the peptide bonds which are responsible for the primary structure and helps it t maintain the amino acid sequence.

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4. Does the theory of evolution state/believe that humans evolved from monkeys?

Answers

Answer:

we did

Explanation:

Answer:

Yes it does. Charles darwin wrote a book called "The descent of man" that humans and apes have common ancestor.

Explanation:

What are the characteristics of preganglionic and postganglionic neurons in the autonomic nervous system

Answers

Answer:

Preganglionic neurons have cell bodies that lie within the brainstem or spinal cord and extend either as a cranial nerve or spinal nerve. Postganglionic neurons extend from the cell body to an effector cardiac muscle, smooth muscle, or gland. All autonomic neurons excite an effector.

how does the content of the blood change when it leaves the right atrium and enters the right ventricle​

Answers

Blood first enters the heart's right atrium. A muscle contraction forces the blood through the tricuspid valve into the right ventricle. When the right ventricle contracts, blood is forced through the pulmonary semilunar valve into the pulmonary artery. Then it travels to the lungs
Blood first enters the heart's right atrium. A muscle contraction forces the blood through the tricuspid valve into the right ventricle. When the right ventricle contracts, blood is forced through the pulmonary semilunar valve into the pulmonary artery. Then it travels to the lungs.

Which of the following is not true concerning cover crops? a. They prevent soil erosion b. They can fix nitrogen in soil c. They are sold as cash crops d. They add organic matter to soil Please select the best answer from the choices provided A B C D.

Answers

In the agricultural practices cover plants are grown for the enrichment and the protection of the soil. They are not harvested to be sold as cash crops.

What are the cover crops used for?

Cover crops are grown in the agricultural land parts to maintain the soil fertility and quality so that the land will be safe from the invasion and attacks of pests and weeds.

They are generally grown after the reaping of cash crops and help in soil binding by preventing erosion from the water runoffs.

These plants help in fixing the nitrogen content of the soil and help the soil to remain fertile and nutrient-rich. They increase the organic and the mineral compounds to the soil profile and enriches the soil quality.

Therefore, option c. they are sold as cash crops is incorrect.

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Answer:

C

Explanation:

edge 2022 trust the process

The hydrosphere brings carbon into what type of reservoir?

Answers

ocean,water and lakes
Carbon is found in the hydrosphere dissolved in ocean water and lakes. Carbon is used by many organisms to produce shells. Marine plants use cabon for photosynthesis. The organic matter that is produced becomes food in the aquatic ecosystem

What dinosaur fossil was found in the Transantarctic Mountains in the summer of 1990-1991? During what geologic time period did this dinosaur live? please help ASAP

Answers

Answer:

Cryolophosaurus ellioti

Explanation:

you should know this

Match the digestive organs with their appropriate functions. - mouth - esophagus - stomach - small intestine - liver - gall bladder - pancreas - large intestine - rectum - anus A. passes food to stomach B. manufactures enzymes to digest all energy-yielding nutrients C. churns, mixes and grinds food to a liquid mass D. chews and mixes foods with saliva E. reabsorbs water and minerals F. opens to allow elimination G. absorbs nutrients into blood and lymph H. stores waste prior to elimination I. manufactures bile to help digest fats J. stores bile until needed

Answers

Answer: You could search up what each organ functions for. For example, the mouth is for chewing.

Explanation: At least work a bit instead of faking to get 100!

The digestive system consists of multiple organs such as the mouth, esophagus, intestine, stomach, liver, pancreas, gall bladder, pancreas, rectum and anus. Together, these organs work to digest and absorb the ingested food and expel the waste.

The different organs of the digestive system can be matched with

1. Mouth: D. chews and mixes foods with saliva

2. Esophagus: A. passes food to stomach

3. Stomach: C. churns, mixes and grinds food to a liquid mass

4. Small intestine: G. absorbs nutrients into blood and lymph

5. Liver: I. manufactures bile to help digest fats

6. Gall bladder: J. stores bile until needed

7. Pancreas: B. manufactures enzymes to digest all energy-yielding nutrients

8. Large intestine: E. reabsorbs water and minerals

9. Rectum: H. stores waste prior to elimination

10. Anus: F. opens to allow elimination

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Which of the following quotations from the text best shows the authors argument? * "Entrepreneurs are people who organize, manage, and take on the risks of a business. " "influencers usually don't have to spend money on renting office space, since many of them work from their own home. " "As influencers have grown in number, they have become more and more popular" "As entrepreneurs themselves, influencers create businesses and add a few unique features that continue to boost the economy in a socially connected world. ". what is the 10% of 1,500 show all the necessary steps ______________ integration involves the acquisition of an entity occupying a different level in the value chain a. Horizontal b. Vertical c. Implicit d. Explicit e. Informal Compare and contrast camera obscura with what you know about modern digital photography, including cell phones. Napoleon's route through the alps involved a climb of 6km and a descent of 4km. His army travelled twice as fast downhill as it did uphill, the whole journey took 8 hours. How long did it take to reach the top? Your freezer produces 8 ice cubes every two hours. Your friends freezer produces 24 ice cubes every 5 hours what is the ratios? there are six red marbles and 11 orange marbles in a bag. You randomly choose one of the marbles. What is the probability of choosing a red marble? circumfrence of a circle r=4 ireadya. 50.24b. 12.56c. 200.96d. 6.28e. 25.12 Consider the exponent properties What is the main difference in these properties? When simplifying an exponential expression, how would you decide which one to use ( ) = and = () please help me dis my last one Consider the information in the previous questions (Henry only has quarters, nickels, dimes and pennies). Is it mathematically possible for Henry to have exactly 23 pennies if he has a total of $2.41? Defend your conclusion with an equation for the sum of the coins and two or more complete sentences explaining your conclusion. A wooden building has the shape of a rectangular pyramid. The buildings base is 100 meters long and 50 meters wide. The height of each triangular face is 40 meters. How much wood was used to make the entire building? Please help! Fe2O3 + C CO + Fe PLZ HELP!!Solve by substitutiony = -5xy + 4x = -1Explain PLZ A library shelf contains seven books. Three books are math books and four books are science books. In how many ways may the books be arranged on the shelf so that all the math books will be together Carlos is a 15-year-old male who plays on his school's football team and runs track. If he continues with this lifestyle until he graduates from high school in a few years, he should completely eliminate sugar from his diet to give him more energy for playing sports eat enough calories per day to support his activity level, including plenty of calcium since he will continue growing at this time make sure he is lowering his daily calorie intake so he does not gain weight during his teen years only eat lunch and dinner to give him enough calories during the afternoon when he is playing sports name the highest peak and longest range of North America Complete the following statement. Write your answer as a decimal or whole number.% of $60 = $18orComplete the following statement. Write your answer as a decimal or whole number.% of $60 = $18orComplete the following statement. Write your answer as a decimal or whole number.% of $60 = $18orComplete the following statement. Write your answer as a decimal or whole number.% of $60 = $18orComplete the following statement. Write your answer as a decimal or whole number.% of $60 = $18orComplete the following statement. Write your answer as a decimal or whole number.% of $60 = $18orComplete the following statement. Write your answer as a decimal or whole number.% of $60 = $18 Help! Looking for the answers to this question! The figure below shows three edge views of a square loop with sides of length = 0.240 m in a magnetic field of magnitude 1.25 T. Calculate the magnetic flux (in Wb) through the loop oriented perpendicular to the magnetic field, 60.0 from the magnetic field, and parallel to the magnetic field.(a) perpendicular to the magnetic field? _____Wb(b) 60.0 from the magnetic field? ____Wb(c) parallel to the magnetic field? _____Wb Which text most clearly has an agenda.