A young man who works on a ranch and lives in the log bunkhouse experiences sudden fever with muscle aches. A few days later he begins to cough and have difficulty breathing, and goes to an urgent care clinic. His blood pressure is low. A blood sample reveals a low platelet count. A Gram stain of a sputum sample shows only a few small bacteria present. Which of the following is the most likely infecting agent?
A) Bacillus anthracis
B) Hantavirus
C) Histoplasma capsulatum
D) influenza
E) Mycoplasma pneumonia

Answers

Answer 1

Answer:

The correct answer is: B) Hantavirus.

Explanation:

Hantavirus is an infectious disease caused by a family of viruses that exist in rodents such as rats. These viruses can either cause Hantavirus Pulmonary Syndrome (HPS), especially in the Americas; or Hemorrhagic Fever with Renal Syndrome (HFRS), which is most common in Europe and Asia.

The young man described has symptoms that match the common symptoms of Hantavirus Pulmonary Syndrome, such as fever and muscle aches (known as the 'early symptoms'), as also coughing and having difficulty breathing (known as the 'late symptoms'). Some of these symptoms can easily be confused with Influenza, but the shortness of breath and the fact that the patient has a history of working and living in a rural environment suggest Hantavirus.

HPS also produces a low platelet count and high white cell count.

Infection by Bacillus anthracis is uncommon, plus the lack of symptoms that match the disease (such as a sore throat) and the existence of muscle aches in the patient (which does not match Anthrax) can help discard this option.

Histoplasma capsulatum is a fungus that can cause lung infection when its spores are inhaled. Its symptoms are similar to HPS but with the addition of red bumps in the legs and joint pain, not muscle aches.

Mycoplasma pneumonia is a bacteria that produces pneumonia. Most of its symptoms match the patient except for the lack of a sore throat.


Related Questions

what is the job of the stomach, large intenstine, small intestine 60 points!!

Answers

Answer:

Stomach - The stomach is a hollow organ, or "container," that holds food while it is being mixed with stomach enzymes.

Large Intestine - The large intestine absorbs water and electrolytes, and produces and absorbs vitamins. It forms and propells feces toward the rectum for elimination.

Small Intestine - The small intestine breaks down food coming from the stomach and absorbs the nutrients from the food.

*Hedgehogs are nocturnal and hibernate during the winter. Which of the
following is NOT true?

A)Hedgehogs eat insects and worms - they are herbivores
B)Their metabolic rate drops in winter
C)They are nocturnal as many insects are active at night
D)They hibernate as food is scarce in winter

Answers

The answer is A because hedgehogs are omnivores

g B. PROTEINS 1. Name the gastric enzyme that initiates protein digestion. Explain how this enzyme is activated. Pepsin is the gastric enzyme that initiates protein digestion. It is activated by stomach acid into the active form. It then breaks down the protein in our food into smaller particles like peptide fragments and amino acids. 2. Name the ducts in the pathway by which pancreatic juice flows from the pancreas to the duodenum. The Pancreatic duct. 3. Describe 3 ways the body uses these amino acids..

Answers

Answer:

1-the gastric enzyme is pepsin, which is why it is a peptidase, since it catalyzes the binding of proteins within the stomach. Its activation method is the acidic pH of the stomach.

2-Pancreatic juice is a juice that hydrolyzes and helps the digestion of proteins or peptides, since this is the EXOCRINE substance of the pancreas, this juice being exocrine is poured into the main pancreatic duct of the pancreas and then through the choledochol in the blister of toilet at intestinal level.

3-amino acids are used by the body for hormonal, transport, and structural purposes. It also has other functions such as the conformation of the same DNA, but there are 3 that must be answered.

Explanation:

Proteins have structures or junctions that are quaternary, tertiary, binary, and primary.

the easiest to degrade with the quaternary and tertiary while the other two do not.

It is important that you know this fact why these structures are ordered from the outside to the inside or inside the protein, the outermost ones are the quaternary ones and the innermost ones are the primary ones.

A protein ceases to be protein and becomes free and separated amino acids when it reaches the heart of the protein and breaks the primary bond, or the sea the strongest and most difficult to break.

These amino acids have multiple functions but they can be said which, when united, are the unit that makes up proteins or peptides.

7. A similarity between New Zealand and Australia is that- *

the native populations in both countries are the Aboriginies.

the monarch for both countries is Queen Elizabeth II.

neither country depends on tourism to boost their economy.

the nickname "Kiwi" refers to both Australians and New Zealanders.

Answers

Answer:

the monarch for both countries is Queen Elizabeth II.

Explanation: They are Island nations of the south Pacific.

The two countries were colonized  by Abel Tasman, but were colonized by the British.Therefore recognized the Queen as the monarch. They both have a stable society and progressive movements. Both countries have good standard of living, with high sense of innovation and share almost the same type of food, wines, culture and music. They also have one of the best Diary  farms in   the world. They love the same sports-Rugby.

what is evapraratio​

Answers

Answer:

Evaporation is the process by which water changes from a liquid to a gas or vapor, in other words evaporation is a type of vaporization that occurs on the surface of a liquid as it changes into the gas phase.

Which of the following removes waste from the body through perspiration? blood kidneys skin large intestine

Answers

Answer:

Kidneys, skin and large intestine. Organs of excretion include the skin, liver, large intestine, lungs, and kidneys. All of them excrete wastes, and together they make up the excretory system. The skin plays a role in excretion through the production of sweat by sweat glands.

Explanation:

Answer: SKIN

Explanation: Perspiration is the process of sweating so your skin does that

I need the answers to this question super quick!! Thank yoh

Answers

Answer:

They are "anti" condons or "stop" condons

Explanation:

How does the natural process of meiosis support evolution?

Answers

Answer:

During meiosis the step of crossing over is the major source of bringing evolution.

Explanation:

The step of crossing over

Answer these questions based on what you learned from the lesson.
are a relatively small group of bacteria that thrive in extreme conditions.
vare a diverse group of bacteria that sometimes make us sick.
Eubacteria are classified by
are round bacterial cells.
are rod-shaped bacterial cells.
are spiral-shaped bacterial cells.
DONE
Intro

Answers

The answers for the question are :

ArchaebacteriaEubacteriaShapeCocciBacilliSpirillaBacteria

Bacteria are little single-celled living beings. Microscopic organisms are found nearly all over on Soil and are imperative to the planet's biological systems.

Archaebacteria - are a relatively small group of bacteria that thrive in extreme conditionsEubacteria - are a diverse group of bacteria that sometimes make us sick.Eubacteria are classified by Shape. Cocci -are round bacterial cells. Bacilli - are rod-shaped bacterial cells. Spirilla -are spiral-shaped bacterial cells.

Learn more about "Bacteria":

https://brainly.com/question/11959239?referrer=searchResults

The answers for the given question should be

Archaebacteria

Eubacteria

Shape

Cocci

Bacilli

Spirilla

What is Bacteria?

It is considered as the little single-celled living beings. Microscopic organisms should be found nearly all over on Soil and are considered to be imperative with respect to to the planet's biological systems.

Now

Archaebacteria - should be small group of bacteria

Eubacteria - should be diverse group of bacteria t

Eubacteria should be classified by Shape.

Cocci - should be round bacterial cells.

Bacilli - should be rod-shaped bacterial cells.

Spirilla -should be spiral-shaped bacterial cells.

Learn more about bacteria here: https://brainly.com/question/16568397

Karl wants to devise a green and novel way to power some LEDs in a swimming pool as part of his science project. Consider the swimming pool when its in use to be a model of the ocean. Which form of renewable energy will he be able to generate from the swimming pool? A. tidal B. wind C. wave D. geothermal

Answers

Explanation:

I doubt between options b and c

Answer:

Wave

Explanation:

I just took the test on plato and it was correct :)

What do humans need in order to survive

Answers

Answer:

They need the basic and most important thing in life which is food shelter and clothing. Thanks. Hope it helps.

Only the important and basic and brain and their needs

soil erosion soil erosion can be prevented by the following ways except A. mulching B. erracing C. strip cropping D. deforestation E. planting of cover crops​

Answers

Answer:

Answer is D, Deforestation

Explanation:

Hope this helps

Have a nice day :D

Which is an example of the way matter cycles through the bodies of living
things?
A. Salmon swimming in a river
B. Salmon eating shrimp
C. Shrimp swimming in the ocean
D. People watching salmon
SUBMIT

Answers

C I think, I mean it’s the only logical answer, hope this helps!

Why are detritivores, decomposers and omnivores not assigned trophic levels

Answers

Answer:

The reason is because detritivores and decomposers and omnivores are multilevel food chain consumers in an ecosystem making them not qualified to be assigned to a given trophic level

Explanation:

An organism is placed in a trophic level based the level it is from where the food chain starts with the start of the food chain having a level of 1 for the food producers such including plants and algae

Level 2 organisms are called primary consumers and consists of organism that eat only plants known as herbivores such as cattle

Level 3 organisms are called secondary consumers and consists of animal eating organism known as carnivores such as foxes  etc.  

Level 4 organisms are called tertiary consumers  

Level 5 organisms are the a p e x p r e d a t o r s

Detritivores and decomposers such as bacteria, earthworm flies fungi consume the wastes produced at all trophic levels, therefore they cannot be assigned to a particular trophic level

Similarly, omnivores consumes both plants at level 2 and animals at level 3 making it ambiguous to assign them to one particular trophic level.

Which of the following body parts has striped muscles?

Answers

Answer:

- Heart

Step by step explanation:

Answer:

Heart

Explanation:

the force that drives fluxes of uncharged particles is :

a. heat
b. the chemical potential (μ)
c. dμ / dx
d. dμ / dt

Answers

Answer:

c. dμ / dx

I'm not sure but this all I can give you

Anaplerotic reactions serve to:__________.
a) divert materials out of the citric acid cycle for use in biosynthesis.
b) regulate energy production by bypassing the citric acid cycle.
c) replenish the citric acid cycle if it becomes depleted of intermediates by biosynthetic demands.
d) produce pyruvate, which initiates the cycle when glucose degradation is not occurring.

Answers

Answer: Option C.

replenish the citric acid cycle if it becomes depleted of intermediates by biosynthetic demands.

Explanation:

Anaplerotic reactions that form intermediates for kreb cycle, citric cycle. They form intermediates for metabolic pathways like citric cycle. The citric cycle is important for energy production and biosynthesis. Anaplerotic reactions help to restore or replenish intermediates in citric cycle if there is depletion of intermediates biosynthetic demands.

phosphate from atp is removed to make adp and a free phosphate molecule

Answers

Answer:

ATP is a nucleotide consisting of an adenine base attached to a ribose sugar, which is attached to three phosphate groups. ... When one phosphate group is removed by breaking a phosphoanhydride bond in a process called hydrolysis, energy is released, and ATP is converted to adenosine diphosphate (ADP).

Consider how the following behaviors, characteristics, or facts affect the risk for CVD. Determine whether each increases, decreases, or has no effect on the risk for CVD.

a. Having elevated LDL cholesterol levels
b. having reduced HDL cholesterol levels
c. being a premenopausal woman
d. being exposed to secondhand smoke
e. participating in exercise
f. having elevated HDL cholesterol levels.

Answers

Answer:

Explanation:

Having elevated LDL cholesterol levels - this increases the risk for CVD as it also brings about CHD

Having reduced HDL cholesterol levels- this increases the risk of CVD as a low HDL increases omes risk of CVD at lower rates

Being a premenopausal woman - I dont think this has any effect on the risk for CVD

Being exposed to secondhand smoke -

This also increases the risk of stroke associated with CVD

- participating in exercise: this decreases the risk of CVD

Having elevated HDL cholesterol levels - this decreases ones risk of CVD as it helps to clear cholesterol from arteries delivering them back to the lover and reducing the risk for CVD

what are primitive features of lycopodium?

Answers

Answer:

Lycopodium is known as Club moss. It is a vascular plant which makes it an advanced type of plant. It however has some primitive features which includes Production of spores. The plant has an underground sexual reproduction system which produces gametes for this process and also produces spores which are used in asexual reproduction of the plant. The two forms alternate with each other. Another primitive feature is their lack of flowers.

1. Which of the following best identifies base 1?
-
Cytosine
Purine
Pyrimidine
Nucleotide

Answers

Answer:

Purine

Explanation:

A base is part of a nucleotide so that eliminates choice D. Pyrimidine and Cytosine only have 1 base, Purine is the only one with two, therefore Purine is the answer.

~~9. Using the appropriate osmotic terms (hypertonic, hypotonic, or isotonic) describe what would happen to each organism in the following settings: on. A single-celled freshwater protist is placed into a beaker of salt water. (3 points) b. A salt-water snail is mistakenly put into a freshwater tank. (3 points) c. A head of lettuce is placed soaked in a sink of salt water. (3 points) d. A bunch of carrots are placed soaked a sink of distilled water. (3 points)

Answers

Answer:hh

Explanation:hhh

Someone pls help me to understand what the lock and key theory is for how enzymes work. (use diagrams if it helps)

Answers

Answer:

according to this theory both enzymes and substrate possess specific shapes that fit exactly into one another.This model explains specificity.

general example when we open the door of our house we use a specific key to open the door not all keys will open the door of our house.In this example the key is substrate and the door or lock is the enzyme that fits into specific substrate.

Why are scientists concerned about the use of the Bt toxin, which is used to kill insects, in genetic engineering?

Answers

It’s because they might not want insects to die.

They might need them for some work

E.g

Bees are used to make honey

supplies the diaphragm

Answers

Answer:

what?.................

Answer:

phrenic nerve.

Explanation:

Inferior phrenic arteries are closely related to the diaphragm and give off a few branches to supply it. They are the main source of vascular supply to the diaphragm. The left inferior phrenic artery ascends toward the left diaphragmatic crus associated with the inferior surface of the diaphragm.

You discover a new alien race that you decide to call the PAMMARIANS. They are different from us in that they have three sexes, called Q, R, and S. All three sexes must fuse their gametes to form a new PAMMARIAN (and you thought dating on the Earth was hardi). They have nuclear DNA and extrachromosomal organelles, similar to mitochondria, called MITOCHLORIANS, which have their own DNA. The R gender is like human females (they donate the cytoplasm during the mating). Q and S do NOT donate cytoplasm during mating, like human males. Which of the following is TRUE?
A. In a mating, if only the Q gender individual has a mitochlorian DNA mutation that causes a phenotype, the offspring WILL HAVE a mitochlorian mutant phenotype.
B. In a mating, if the S and a genders have a mitochlorian DNA mutation, the offspring will be mutant as well.
C. In a mating, if only the R gender individual has a mitochlorian DNA mutation that causes a phenotype, the offspring will have NO mitochlorian mutant phenotype.
D. In a mating, if only the gender individual has a mitochlorian DNA mutation that causes a phenotype, the offspring WILL HAVE a mitochlorian mutant phenotype.
E. In a mating, if only the Q gender individual has a mitochlorian DNA mutation that causes a phenotype, the offspring will have NO mitochlorian mutant phenotype.

Answers

Answer:

Option E

Explanation:

In a mating, if only the Q gender individual has a mitochlorian DNA mutation that causes a phenotype, the offspring will have NO mitochlorian mutant phenotype.

It was discovered that an offspring always inherits the mothers mitochondrion DNA including all its defects and not from the father as the mother contributes the bulk of the cytoplasm. Thus, since the gender female is R, if she possess a mutant mitochorlian DNA, the offspring will exhibit that mutant phenotype as care to Q and S that cant pass their mutation on.

8. The function of lipoproteins in blood serum is to:
a. aid in blood clotting
b. transport cholesterol
c. maintain pH
d. remove defective red blood cells​

Answers

B. Transport cholesterol

Your phylogenetic analysis resulted in 100 equally optimal trees and you would like to summarize the results showing only clades that are found in all trees. Therefore, you would use the:______

a. Majority rule consensus algorithm
b. Strict consensus algorithm
c. Adams consensus algorithm
d. The bootstrap algorithm

Answers

Answer:

The correct answer is option B.

Explanation:

Strict consensus algorithm is the most restrictive approach that includes only that components that are shared by all the members of the group. In the strict consensus tree only those trees would be considered shared clades by all the trees.

The clades must be exact same or replicated in all the trees in this type of algorithm to analysis of the phylogenetic group. A 100% threshold in support leads to the Strict consensus trees algorithm.

Thus, the correct answer is : option B.

Cells must maintain an appropriate level of fluidity across their membranes. Hot temperatures lead to greater membrane fluidity. What might you then expect to find regarding the membrane composition of bacteria from very hot environments

Answers

Answer:

Thermophilic bacterial are rich in large quantity of thermophilic lipids in the cell membranes. This components made the membrane to be impermeable at high temperature, and therefore a good adaptation for the hot environment.

At high temperature,proton permeability increase, sodium permeability also increases but to a ;lesser extent, but Lipid is independent of this temperature rise.

Hence, these organisms rely on the less permeable Na+ for the maintenance of high sodium motive force.it is the energy derived from this that the cell membrane needs to maintain stability, coupe  with the lipid content.

Explanation:

To determine if the substance in the first test tube
above is indeed a meat, you could also test it
using

Answers

Answer:

Biuret solution

Explanation:Just did the lab

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