A 77-year-old man presents with left-sided chest pain, headaches, night sweats, a burning sensation in his hands and feet, and shortness of breath. He began having headaches 2 days ago, and his symptoms have progressively worsened. On exam, the patient is a thin ill-appearing man. His spleen is palpated 8 cm below the costal margin, and the liver 5 cm below the costal margin. Laboratory analysis shows that his red blood cell count is elevated, and he has a decrease in plasma volume. White blood cells and platelets are within normal limits. Appearance of the red blood cells is normal. Arterial blood gas analysis shows an O2 saturation of 94% on room air. What is the most likely cause of this patient's symptoms?
a. Chronic myelogenous leukemia
b. Polycythemia vera
c. Thrombocytopenia
d. Iron-deficiency anemia

Answers

Answer 1

d. Iron-deficiency anemia.

hope it helps!!

Answer 2

Answer:

I think it's a

Explanation:

The shortness of breath an night swears


Related Questions

All living organisms carry out certain activities which make them different from inanimate objects. Which one of the following lists shows three activities of all living organisms?

Movement, decay, synthesis

Respiration, nutrition, preservation

Exercise, irritability, metabolism

Reproduction, excretion, growth

Answers

Answer:

Reproduction, excretion, growth

Explanation:

Reproduction, excretion, growth

What could a dog living now and a cat living thousands of years ago have in common?.​

Answers

Answer:

wnat could a dog living now and a cat living thousands of years ago have in common

Prokaryotes and eukaryotes are similar in all of these aspects except

Answers

Answer:

The presence of DNA

Explanation:

Prokaryotes have a DNA strand (chromosome which looks a bit like a shoe lace )

Eukaryotes have their DNA stored in a nucleus

:)

The function of which organ is most like the cell walls of bacteria

Answers

Answer:

The skin

Explanation:

because it protects the internal organs just like the cellwall of the cell

What did the countries that signed the Kyoto Protocol agree to do?
O A. Stop using CFCs
O B. Stop depleting the ozone layer
O c. Reduce greenhouse gas emissions
O D. Ban CO2 use

Answers

Answer:

C

Explanation:

The countries that signed the Kyoto Protocol agreed to reduce greenhouse gas emissions (C) particularly carbon dioxide emissions, in an effort to combat climate change.

What is Kyoto protocol?

The Kyoto Protocol is an international treaty under the United Nations Framework Convention on Climate Change that was adopted in 1997 in Kyoto, Japan (UNFCCC). The treaty seeks to address the issue of global climate change by establishing targets for reducing greenhouse gas emissions, specifically carbon dioxide emissions, from industrialized countries.

According to the Kyoto Protocol, developed countries must reduce their emissions by an average of 5.2% below 1990 levels by 2012. The protocol has been ratified by 192 countries, and signatories have implemented a variety of policies and strategies to meet their emissions reduction targets, including increased energy efficiency, increased use of renewable energy sources, and the implementation of emissions trading systems. The Kyoto Protocol is a significant step forward in terms of international cooperation and action on the critical issue of climate change.

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What is a pioneer species?
A. an organism that is exploring a new land

B. the species that colonize an area first

C. a species that is last to develop

Answers

Answer:

B. the species that colonize an area first

Explanation:

Pioneer species are the species that colonize an area first.

Which level of an energy pyramid is most likely to have the highest number
of organisms?

Answers

Answer:

Number of Organisms at the level of producers (First level) is more and hence the availability of energy also will be more at the level of producers. Amount of energy available decreases as we you move from the level of producers to the top carnivores.

Explanation:

First-level producers have more organisms, hence their energy availability is greater. From producers to top predators, energy drops.

What is an energy pyramid?

An ecological pyramid is a graphical depiction that is intended to show the biomass or bioproductivity at each trophic level in a particular ecosystem. It does this by inverting the order of the trophic levels.

Food webs are frequently shown as energy pyramids in order to more clearly illustrate how energy moves through ecosystems. Beginning with primary producers at the base of the pyramid, each step of the pyramid represents a different level of the trophic hierarchy. The size of each step is proportional to the amount of energy that passes through that particular trophic level.

The energy pyramid depicts a food chain with four tiers, beginning with producers and ending with carnivores. As a result of the significant amount of energy that is lost along food chains, the energy pyramid, also known as the food chain, typically only has four or five trophic levels.

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In translation, which of these is responsible for forming a peptide bond? Choose the correct answer.


DNA

tRNA

nucleus

ribosome

Answers

I think it’s the ribosome, I’m sorry if it’s wrong, I’m just going off what I have on my notes

Which of the following are not marsupials? a. kangaroos. b. koalas. Opossums. d echidnas. Please select the best answer from the choices provided?​

Answers

Answer:

echidnas

Explanation:

echidnas is not marsupials because it is a spiny insectivorous egg- laying mammal with a long snout and claws , native to Australia and New Guinea.

Which of the following discoveries were the result of Erwin Chargaff's experiments?

Answers

Answer:

A

Explanation:

The four bases found in DNA are adenine, thymine, cytosine and guanine.

what group from the food pyramid contains large amounts for making cell membranes​

Answers

The group containing proteins and lipids from the food pyramid contains large amounts for making cell membranes.

Maintaining a healthy lifestyle though diet and exercise is important

Answers

If it’s a true or false question then True I guess.

SERE
Explain how using non-local resources has affected the United States both environmentally and economically.

Answers

Answer: Possible economic consequences of using non-local resources include increased costs of resources, loss of jobs, increased security risks, and a trade deficit.

Explanation:

Hope it helps you if not sorry

Sample Answer:

Possible environmental consequences of using non-local resources include the risk of oil spills as oil is transported over waterways, increased air pollution from water and land transportation of resources, and habitat loss that comes from pipeline construction and other infrastructures. Possible economic consequences of using non-local resources include increased costs of resources, loss of jobs, increased security risks, and a trade deficit.

Explanation:

what animal has the longest lifespan?​

Answers

Answer:

Ans.The longest living mammal is the bowhead whale, which can live up to 200 years. Also known as the Arctic whale, this animal is big, and lives in cold waters so its metabolism is slow. The record age for bowhead is 211 years.

Some endoliths have lifespan as long as 10000years.

HOW DOES THE PROCESS OF TRANSLATION CONVERT INFORMATION

Answers

Answer: Translation is the process of translating the sequence of a messenger RNA (mRNA) molecule to a sequence of amino acids during protein synthesis. The genetic code describes the relationship between the sequence of base pairs in a gene and the corresponding amino acid sequence that it encodes.

Explanation:

Hope it helps you if not sorry

Answer:from a nucleic acid code to an amino acid code

Explanation:

NOT from a DNA code to an RNA code

1.     The role of bacteria in the carbon cycle is _________________

(a) breakdown of organic compounds                          (b) respiration

 (c) absorption of nitrogen compounds                         (d) photosynthesis     ​

Answers

Answer:

breakdown of organic compounds

Explanation:

Bacteria are responsible for maintaining the conditions of life as the earth by virtue of their powers of decomposition of plant and animal bodies by which the limited supply by C02 available for photosynthesis is replenished. Thus, they act as decomposers in the carbon cycle.

The half-life of a material increases with the amount of material present.
Please select the best answer from the choices provided
OT
OF

Answers

Answer:

t

Explanation:

.......

plant a is placed in a room by the window and plant b is placed on the open field. assuming all other factors remain constant (same amount of carbon dioxide and water), which plant will have a higher rate of photosynthesis? why? explain your answer.​

Answers

Answer:

plant B

Explanation:

This is because plant B is exposed to more sunlight which is essential in photosynthesis.

so the chlorophyll is able to trap more sunlight. which will make it have a higher rate of photosynthesis.

Hope this helps please like and mark as brainliest

Genetic evidence supports the idea that all organisms are related. This is because:

A) Some organisms have a DNA and some do not
B) Each organism has DNA made from different molecules
C) Each organism on Earth has DNA made from the same nitrogen bases in different sequences
D) Every organism on Earth has the same nitrogen bases in their DNA

Answers

I believe that the answer is C

Which muscle is highlighted below?

A. Obliques
B. Biceps brachii
C. Rectus abdominus
D. Latissimus dorsi​

Answers

Answer:

A. Obliques

Explanation:

Those are oblique muscles. Biceps brachii are in your upper arm, rectus abdominis are your abs, latissimus dorsi is in your upper back (very big muscle)

Answer: obliques

Explanation:

took the quiz


(trust me ignore the comments on the other answer)

which of the following can lead to an increase of squirrels in a park
A.increased emigration
B.increased immigration
C.a large number of predators
D.high competition for food

Answers

Answer:

Increased immigration.

Explanation:

Immigration = moving TO and area

3. Which of the following is a risk factor for depression?
(2 points)
A sense of hopefulness
A major life change
Never having experienced depression before
Having no relatives with mood disorders

Answers

I would assume a major life change.

It can be negative things like loss of employment, divorce but it can also be positive things like a new job or moving to another country.

I hope this helps :)

Answer:

major life change

Sometimes its hard to adapt to new life changes that your not happy with

Explanation:

major life change

What effect do biological washing powders have on the skin?

Answers

Answer:

Biological washing powder and liquids contain enzymes. These help to break down fat, grease and proteins to get clothes clean. While enzymes are great for getting rid of stains, they can damage wool, silk and other materials. Many people also find that they aggravate eczema and other sensitive skin conditions.

Explanation:

Answer:

The hysteria surrounding biological detergents in the UK led to claims that it can lead to or exacerbate such conditions as “erythema, pruritus and eczema.” Despite this, the review finds no evidence of any harmful effects to skin from bio washing powders and detergents

WILL MARK BRAINLIEST

Answers

I think you’re on the right answer.

Answer:

the answer is 7

Explanation:

Im pretty sure it's 7

lizard is a poikilothermic animal why

Answers

Answer:

Lizard is a poikilothermic animal because lizards are those animals that do not require a fixed body temperature, their temperatures can fluctuate with little to no adverse effects to their overall health.

Explanation:

Reptiles are cold-blooded, or ectothermic, animals. This means that they cannot produce heat in their own bodies, and have to rely on their surroundings to keep warm. By moving in and out of sunlight, reptiles can keep their body temperature at a steady level throughout the day.

Athletes require energy to move their body. What biomolecules directly supplies your muscles with quick energy, or ATP, when broken down?​

Answers

Answer : creatine phosphate

Creatine phosphate can be broken down in order to supply your body with ATP at a high rate, but it doesn’t last too long.

Creatine phosphate directly supplies muscles with quick energy, or ATP, when broken down.

Creatine phosphate is a phosphorylated creatine molecule. Muscles use stored chemical energy from the food we eat and convert it to heat and kinetic energy. Adenosine triphosphate is the source of energy used to power the movement of contraction in working muscles. However, ATP is not stored in large amounts in cells. So once muscle contraction begins, the process of making more ATP starts quickly. The muscle has three biochemical systems to produce more ATP for muscle contraction. One such biochemical system utilizes creatine phosphate.  Muscles have a little ATP in them that they can use immediately but it does not last long. So, all muscle cells have a high-energy compound called creatinine phosphate which is broken down to form ATP quickly.

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Which unit should students use to express the force of gravity on the mass ot a metal cube? A Millimeter B. Joule C. Gram D Newton​

Answers

Answer:

D newton

Explanation:

yeah

What is the function of the hormone progesterone?

Answers

Answer:

Progesterone, hormone secreted by the female reproductive system that functions mainly to regulate the condition of the inner lining (endometrium) of the uterus. Progesterone is produced by the ovaries, placenta, and adrenal glands

Explanation:

A Lewis Dot Structure shows only valence electrons.
A. True

B. False

Answers

Answer:

A. True

Explanation:

Also, if you've ever read Romeo and Juliet, please help me in my questions tab! I only need a general answer, and I'll give brainliest.

Answer:

A. True

Explanation:

Yes, a Lewis Dot Structure shows only valence electrons.

Process occurs in the
mitochondrion. Produces CO2

Answers

cellular respiration
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A 5.0 resistor is hooked up in series with a 10.0 resistor followed by a 20.0 resistor. The circuit is powered by a 9.0 V battery. Draw a labeled circuit diagram for the circuit described using correct symbols. Calculate the equivalent resistance. Calculate the voltage drop across each resistor in the circuit. Should highschoolers have nap time? Best answer gets brainliest and 100 points! i will give brainliest. Identify the problem in the following sentence:Blowing the whistle loudly, the driver on the road nearbywas surprised by the train.A. Misplaced modifierB. Dangling participleC. Awkward modifierD. Split infinitive "Which came out of the opened door,--the lady, or the tiger?"Write a persuasive paragraph for which choice the Princess ended up making, and why. what is force?????? HI everybody could anyone can help me in this questionList the mistakes committed by Muhammad bin tuglaq as a sultan and describe any one of which according to was the most serious.Give reasonPlease After the Soviet Union launched Sputnik in 1957 which of the following actions weretaken by the U.S. goverment to curb fears over the spread of communism.AChildren were taught to duck and cover in classrooms and playgrounds.B Members of Congress were put on trial to prove they were not communists.C.The U.S. increased spending on math and science educationDJohn F. Kennedy sent the military to occupy Cuba to keep it from assembling nuclear missiles. What's 3 times 4/5 as a improper fraction Se conecta una pila de 1.5 volt a una luz led de color rojo, el led se enciende mientras est conectado a la pila. De esta stuacin se afirma que: match the renaissance artist with their work Shine has some money in his account.Every Month, he used the same amount of money from his account to pay for his music classes. The table below shows the amount of money left in his account after a certain amount of time, in months: Option 4) -$45 per month; the amount of money withdrawn per month (a) The diagram shows four angles around a point1. Write down an equation in x and y2. Simplify your equation3.Find y when x=65 One purpose of President Reagan's Address at Moscow State University was to o inform listeners about well-known Russian writers. o inform listeners about the importance of American history. O persuade listeners to vote President Reagan into office. persuade listeners to embrace democratic freedoms. Solve the system of equations below by substitution. Write your answer as an ordered pair. e.g. (2,3) Feedback is important in improving our performance, and we should solicit feedback, and not just wait until someone provides us with feedbacka. Trueb. False Each row of the table represents a cone with a height of9 inches and a different radius.Is there a linear relationship between the radius and thevolume of these cones?Here are your answers from the previous screen.YesNoRadius (in.)Volume (cubic in.)191236138171 The question is in the picture. Also here is what I had to read: We would not have an America living within and for herself alone. However, we would have her self-reliant, independent, and ever nobler, stronger, and richer. Believing in our higher standards, reared through constitutional liberty and maintained opportunity, we invite the world to the same heights. But pride in things wrought is no reflex of a completed task. Common welfare is the goal of our national endeavor. Wealth is not inimical1 to welfare; it ought to be its friendliest agency. There never can be equality of rewards or possessions so long as the human plan contains varied talents and differing degrees of industry and thrift, but ours ought to be a country free from the great blotches of distressed poverty. We ought to find a way to guard against the perils and penalties of unemployment. We want an America of homes, illumined with hope and happiness, where mothers, freed from the necessity for long hours of toil beyond their own doors, may preside as befits the hearthstone of American citizenship. We want the cradle of American childhood rocked under conditions so wholesome and so hopeful that no blight may touch it in its development. We want to provide that no selfish interest, no material necessity, no lack of opportunity shall prevent the gaining of that education so essential to best citizenship. Explain Metropolitan Area Network. The two-way frequency table shows results of a survey. What percentage of the students in the survey are eleventh graders?A. 16%B. 20%C: 24%D. 40%