Approximately how many oxygen molecules can single rbc carry

Answers

Answer 1
approximately one billion oxygen molecules. that is because there are about 250 million molecules of haemoglobin in each cell, and each haemoglobin molecule binds to 4 oxygen molecules

Related Questions

Fertile land is by the _____________ artist ____________.

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Fertile Land is painted by the Dutch artist Van Gogh.

Vincent van Gogh, a Dutch Post-Impressionist painter, is well-known for his landscapes, including paintings of fertile land. One of his famous works depicting fertile land is "Wheatfield with Crows." Van Gogh often depicted the rural life and natural beauty of the countryside, capturing the vibrancy of the fields with his bold use of color and dynamic brushstrokes. His paintings reflect his emotional connection to the land and its cycles of growth and harvest. Another notable example is "The Harvest," showcasing the busy, fertile farmland during the peak of the agricultural season.

The major body structures and organ systems form during which trimester

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Women's First trimester 

The fetus can also kick, blink, and grasp. By the second trimester, all structures and body organs have been formed, but are not fully functional, like the kidneys and lungs. The kidneys are the organs that help to filter blood.

How many trimesters are there?

Pregnancy has three trimesters, each of which is marked by specific fetal developments. A pregnancy is considered full-term at 40 weeks.

In humans, an unborn baby which develops and grows inside the uterus (womb). The fetal period begins 8 weeks after fertilization of an egg by a sperm and ends at the time of birth.

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Why does rwanda have the highest percentage of female lawmakers in the world?

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Rwanda uses a quota system to bring women into the government.

The entry of bile and pancreatic juice into the duodenum is controlled by

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The entry of bile and pancreatic juice into the duodenum is controlled by a valve that is muscular known as the hepatopancreatic sphincter. Also called as the  sphincter of Oddi. It is located at the intersection of the pancreatic ducts and the bile. It functions to regulate the flow of pancreatic juices and bile. Also, to prevent reflux of the duodenal contents into the system of the pancreatobiliary.

The hepatopancreatic sphincter (sphincter of Oddi) regulates the entry of bile and pancreatic juice into the duodenum. The hormones secretin and CCK, along with the parasympathetic nervous system, control the secretion of these fluids that are essential for digestion.

The entry of bile and pancreatic juice into the duodenum is controlled by the hepatopancreatic sphincter, also known as the sphincter of Oddi. This sphincter acts as a gatekeeper to regulate the flow from the bile duct, carrying bile from the liver, and from the main pancreatic duct, carrying pancreatic juice from the pancreas. The release of digestive enzymes, alkaline bicarbonate, and bile into the duodenum is a crucial process for neutralizing acidic chyme and aiding in the digestion of fats, proteins, and starches.

The hormones secretin and cholecystokinin (CCK) play significant roles in this regulatory process. Secretin is released when acidic chyme enters the duodenum, prompting the pancreas to release bicarbonate-rich pancreatic juice. CCK, on the other hand, is stimulated by the presence of proteins and fats in the duodenum, leading to the secretion of enzyme-rich pancreatic juice and the contraction of the gallbladder to release bile. Lastly, the parasympathetic nervous system, through vagal stimulation, also influences pancreatic secretion during the cephalic and gastric phases of gastric secretion.

_______ feathers shape the bird and give rigidity to the wings. A. Contour B. Crop C. Down D. Powder

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I believe that your answer would be: [tex]contour [/tex]
Tbh I think it's A. (Contour)also

The dna of ______ floats freely around the cell's cytoplasm.

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The DNA of PROKARYORTES float freely around the cell's cytoplasm. Prokaryotes have the simplest type of cells, they are often single celled with no nucleus and cellular organelle and their DNA flow freely in the cytoplasm. They usually reproduce by dividing themselves into two, this is called binary fission.

How does human evolution or natural selection relate to the susceptibility of disease like malaria?

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Malaria is a disease that caused by parasite that lives and hide in red blood cell. Some disease like G6PD makes your blood cell more vulnerable, thus died more easily. Since the infected red blood cells died faster than normal, the parasite is harder to hide from immune cells. That makes people with G6PD disease is more resistant to malaria.

The jellylike liquid located in the posterior chamber of the eye is the

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The answer to this question is Vitreous Body. The Vitreous Body is a jelly form substance that fills the space on the eyeball of humans. The vitreous body also helps transmit light in the retina and this also functions to help maintain the shape of the eyeballs and make it stay in place.  

Is it true that the assyrian people lived in north of mesopotamia near the euphrates river?

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That's false, they lived near the Tigris river though.

Bile produced in the liver is stored in the ________ before entering the intestine.

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The answer to this question is the gallbladder. The gallbladder is a small organ under the liver that stores bile that came from the liver. The gallbladder functions as a tool to transfer the bile that is used to break-up the fatty foods in the small intestines and it also function to drain waste.    

What does the immune system monitor continuously to ensure the protection of the body?

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The immune system monitor continuously the lymphocyte cell levels in order to ensure the protection of the body. These cells are a type of white blood cells that are important in determining the specificity of the response of the body to foreign substances and infectious microorganisms. This group of cells include the T cells, B cells and the natural killer cells. These are produced in the bone marrow and are transported to the lymphatic systems like the thymus, spleen and the lymph nodes. The NK cells function in cytotoxic innate immunity or the cell-mediated ones. T-cells would function by connecting to virus antigens on the outside of a cell that is infected while B-cells would connect to the virus directly in its surface.

Which nutrient aids in your body’s growth, everyday functioning, and maintenance?

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Seven essential nutrients support human life and enable normal body functioning. The essential nutrients are: water, protein, carbohydrates, fiber, fat, minerals and vitamins. Vitamins are organic compounds.that aids in your body’s growth, everyday functioning, and maintenance. A balanced diet should provide all the vitamins that the body needs. 

Which of the following is a method used to prevent soil depletion?


a-Adding fertilizers
b-Planting grasses on slopes
c-dune fences

Answers

Answer is option b which is planting grasses on slopes.
Planting grasses on slopes is a method used to prevent soil depletion. The method of Planting grass across the slope is known as Contour Farming. It can reduce soil erosion by 50 percent as compared to the farming up and down hills. It is practiced in many parts of the world where farming is important.

The correct answer is option (B) planting grass on the slopes.

The soil depletion can be prevented by adding grasses and smaller plants on  the slopes. It keeps the soil intact and prevent the soil from getting erode or blown away.

The fertilizers may decrease the quality of the soil due to the presence of the chemicals,, also, the fertilizers are added to enhance the growth of the crop. The dune fences are used to prevent the sand flow in the deserts, it helps in decreasing the shifting of the sand mass due to wind.

Red blood cells contain the protein . when red blood cells are old or injured, the spleen breaks them down and converts the heme from their hemoglobin into . the liver further converts it into , which is stored in the . when you eat fat, the cells of your small intestine release the hormone . contraction of the forces the into the , where it emulsifies fats and aids in their digestion.

Answers

Red blood cells contain the protein HEMOGLOBIN. When red blood cells are old or injured, the spleen breaks them down and converts the heme from their hemoglobin into a GREEN PIGMENT CALLED BILIVERDIN. The liver further converts it into BILIRUBIN WHICH IS RELEASED INTO THE PLASMA AND IS RECIRCULATED IN THE LIVER AND IS THEN BOUND INTO ALBUMIN which is stored in the GALLBLADDER AND EXCRETED IN THE DIGESTIVE SYSTEM IN THE FORM OF BILE. When you eat fat, the cells of your small intestine release the hormone UROBILINOGEN where contraction of them forces them into the SMALL INTESTINE where it emulsifies fats and aids in their digestion.

Answer:

The correct answer given below:

Explanation:

Red blood cells contain the protein Haemoglobin. When red blood cells are old or injured, the spleen breaks them down and converts the heme from their hemoglobin into Bilirubin. The liver further converts it into Bile which is stored in the Gall bladder. When you eat fat, the cells of your small intestine release the hormone Cholecystokinin. Contraction of the Gall bladder forces the Bile into the Duodenum, where it emulsifies fats and aids in their digestion.

Which question can be answered by science?

A. Should the government regulate the use of shopping bags?

B. Why do you think people should use paper bags?

C. Should people be required to reuse plastic bags?

D. What is the effect of paper bags on the environment?

Answers

D) is the correct answer.

A) is a political issue, B) is an opinion, C) is both a political and Social issue

Answer;

D. What is the effect of paper bags on the environment?

This is an example of a question that can be answered by science.

Explanation;

To answer a question science constructs theories, and then compares them to empirically-collected data, and decides which theories provide better fits to the data. For example to the question, "What is the effect of paper bags on the environment?" can be answered using science, by developing a hypothesis, that paper bags have a negative effect on the environment, then collecting data experimentally and then deciding whether the hypothesis is acceptable.

A babies iron stores are depleted by approximately how many months after birth?

Answers

Iron in babies that are stored are being depleted by approximately six months after birth. This is true for both formula fed and  breastfed babies. The body needs iron in order to produce hemoglobin which carries oxygen in the blood. Most of the babies that are being breast fed do not need any iron, vitamins, mineral supplements and water in addition to the milk they intake for about six months. The human milk would provide all the necessary nutrients and fluids needed by the baby in order to be healthy. After six months, the amount provided by the breast milk would not be enough so introducing foods with the needed nutrients would be recommended.

According to the endosymbiotic theory, some organelles are believed to have evolved through a symbiotic relationship between eukaryotic and prokaryotic cells. describe three observations that support the endosymbiotic theory.

Answers

The Mitochondria in many cells, are believed to have been bacteria that have been incorporated in the cytophysiology. Mitochondria first off, contain their own DNA, er, RNA. Additionally physiologically the mitochondrion, has an inner membrane and some organelle traits similar to prokaryotic cells. Lastly Mitochondria are the only organelle capable of replicating itself. 

According to the endosymbiotic theory, mitochondria and chloroplasts are organelles that evolved through a symbiotic relationship between eukaryotic and prokaryotic cells.

The endosymbiotic theory proposes that mitochondria and chloroplasts were once aerobic bacteria, which were ingested by anaerobic bacteria and these types of cells then started a symbiotic relationship.

The lines of evidence that support the endosymbiotic theory include:

Both mitochondria and chloroplasts have bacteria-like ribosomes.

Both mitochondria and chloroplasts have their own genetic material (DNA) organized in a circular molecule.

Both mitochondria and chloroplasts divide by binary fission (like bacteria).

Both mitochondria and chloroplasts have a similar size as prokaryotic (bacteria) cells.

In conclusion, according to the endosymbiotic theory, mitochondria and chloroplasts are organelles that evolved through a symbiotic relationship between eukaryotic and prokaryotic cells.

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The __________ circulation drains all of the organs of the digestive system.

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The Hepatic portal circulation drains all of the organs of the digestive system. The Hepatic portal circulation system is composed of veins that directs blood from parts of the gastrointestinal tract to the liver. Concretely, they carry blood from the capillaries of the stomach, intestine, spleen, and pancreas to capillaries in the liver. 

What happens to ovule after fertitillation?

Answers

they become seeds broski
Fertilization occurs, when sperm meets egg.  Basically, the sperm cells gets fuzed with the egg inside the ovule.  Then each ovule developed into a seed. Each seed contains an embryo that is undeveloped.  The ovary surrounding the ovules develops into a fruit and that fruit contains more than one seed. 

Emts respond to a known heroin abuser who is unresponsive. if they give naloxone (narcan) to this patient, the emts should recall that:

Answers

The EMTs should recall that: naloxone administration could cause seizures in this patient.
Naloxone is the antidote that can be used in a patient who abuses heroin. Naloxone will block opioid medication and cause reverse effect. It also might cause heart rhythm changes or pulmonary edema in some case.

Answer:

Naloxone/Narcan administration may cause agitation and/or withdrawal symptoms.

Explanation:

Remember that the main purpose of administering Narcan/Naloxone is to correct respiratory depression in a patient. Prior to administering the medication, a patient must meet three primary criteria:

1. Pinpoint pupils ( evident in a patient with Opiod overdose)

2. Unconsiousness

3. Respiratory depression (cannot breath on their own)

Once those three criteria have been confirmed, under medical control guidance, you can administer Narcan/Naloxone (per proper packaging instructions).

The purpose of this medication is NOT to bring someone out of uncounsiousness. However, if too much is administered, there is a significant chance that the patient can become consious. Therefore, the patient can eitherr be 1) combative and angry because you "took him/her out of their high" or 2) they can be grateful that you helped them out. That being said, you want to be aware that if the patient is combative, your safety is at risk and you will need to involve law enforcement.

Hope this helps!

Using the above set-up what is the phenotypic ratio of the offspring of this cross?
a.1:1:1:1
b.3:1
c.1:2:1
d.4:0

Answers

The phenotypic ratio of the offspring of this cross is 1:2:1. Hence the correct option is c.

The phenotypic ratio of the offspring resulting from this cross is 1:2:1. This ratio is derived from a dihybrid cross, considering two independently assorting traits. In such a cross, each parent is heterozygous for both traits. The possible phenotypic combinations in the offspring are determined by the various genotypic combinations resulting from the independent assortment of alleles during gamete formation.

In this case, the ratio 1:2:1 represents the four possible combinations of alleles in the offspring. One-fourth of the offspring are expected to be homozygous dominant for both traits (YYRR), two-fourths heterozygous for both traits (YyRr), and one-fourth homozygous recessive for both traits (yyrr). This phenotypic ratio is a classic representation of a dihybrid cross following Mendelian inheritance patterns. Hence the correct option is c.

In the peripheral nervous system, _______________ carry messages from special receptors in the skin, muscles, and other internal and external sense organs to the spinal cord, which sends them along to the brain. hormones motor nerves neuromodulators sensory nerves

Answers

I think the answer is sensory nerves

Victoria has a crate of vegetables that weighs 100 newtons. She exerts a force of 100 newtons to lift the crate with a pulley. What’s the mechanical advantage in this situation? less than 1 equal to 1 equal to 0 more than 1

Answers

it is equal to 1 hope that helps

Answer:

Option B , equal to 1

Explanation:

Mechanical advantage is the ratio of out force to the input force.

Here,

Input force (IF) [tex]= 100[/tex] newtons

Output force (OF) [tex]= 100[/tex] newtons

The mathematical relationship for mechanical advantage (MA) is as follows

[tex]MA = \frac{OF}{IF}[/tex]

Substituting the given values in above equation, we get

[tex]MA = \frac{100}{100} \\MA = 1[/tex]

Thus, mechanical advantage is equal to 1

Option B is correct

A healthcare provider prescribes a diagnostic workup for a client who may have myasthenia gravis. what is the initial nursing objective for the client during the diagnostic phase?

Answers

Final answer:

The initial nursing objective for a client being diagnosed with myasthenia gravis is to ensure safety, manage symptoms, and support during diagnostic tests. Nurses must focus on assessing respiratory function, swallowing, applying the 'assess, document, re-assess, and advocate' strategy, educating the client, and monitoring responses to diagnostic interventions.

Explanation:

Initial Nursing Objective for Myasthenia Gravis Diagnostic Phase

The initial nursing objective for a client undergoing a diagnostic workup for myasthenia gravis is to ensure the client's safety and to manage symptoms during the diagnostic tests. Myasthenia gravis is an autoimmune disorder that affects the neuromuscular junction, leading to a reduction in the number of acetylcholine receptors and resulting in muscle weakness. During the diagnostic phase, it is crucial that nurses assess and monitor the client's respiratory function and ability to swallow, as these can be significantly affected by muscle weakness. The application of the “assess, document, re-assess, and advocate” strategy ensures a thorough evaluation of symptoms and effective communication with the healthcare provider for timely intervention.

It is also imperative for the nurse to educate the client on the nature of the diagnostic tests, such as the administration of an inhibitor of acetylcholinesterase, which can temporarily restore muscle contractility by allowing more acetylcholine (ACh) to remain at the neuromuscular junction. Monitoring the client's response to these tests is essential for accurate diagnosis and to facilitate the initiation of an appropriate treatment plan.

In what ways do ice and snow influence the storage of energy? What evidence supports this?

Answers

They keep the energy at a constant temperature. For example, keeping a drink cold with ice.

During adolescence, the _____ matures before the _____ in the brain.

Answers

During adolescence, the (limbic system) matures before the (prefrontal cortex) in the brain.
Hope this helps. :)

Trichodesmium is a nitrogen-fixing cyanobacteria. Why might this cyanobacteria be important to other organisms in nitrogen-poor waters?

Answers

Cyanobacteria convert nitrates from the water into nitrogen gas (N2) that is released into the atmosphere

Answer:

The answer is Trichodesmium is an important source of usable nitrogen in the nutrient-poor waters and represents almost half of the nitrogen fixation in marine systems.

Explanation:

Nitrogen fixation is the process of converting atmospheric diatomic nitrogen into biologically usable forms of nitrogen, such as ammonium oxides and nitrogen. Trichodesmium is the only known diazotropic capable of fixing nitrogen in daylight in aerobic conditions, being the main diazotropic in marine pelagic systems and an important source of usable nitrogen in the nutrient-poor waters where it lives. Trichodesmium fixes nitrogen on a scale that represents almost half of the nitrogen fixation in marine systems worldwide.

Protists have a distinct nucleus that is separated from the cytoplasm by the nuclear membrane. True or False

Answers

Protists are eubacteria and do have distinct nuclei surrounded by a nuclear membrane.
This is true.

What characteristic of life can be seen when a Venus fly trap closes on an insect?

Answers

I would say the characteristic of life would be survival so that the fly trap depends on protein from flies and spiders to live so has this mechanism to trap them and digest them so that it can nourish itself and also it exemplifies the relationship between the prey and the preyed upon and this process is also part of natural selection so that the more effective and faster fly traps would get more feed and also the warier insects would also be saved.

Answer:

death and survival

Explanation:

the fly tried to survive but ended up traped in the venus fly trap the killed :)

Dhara was recently in a car accident. her doctor told her that she has frontal lobe damage. how will this damage affect dhara? she will not recognize others. she will have memory loss. she will not experience fear. she will be less self-aware.

Answers

When a person have a front lobe damage in the brain, it is most likely that the person would experience memory loss. It is because the frontal lobe is the one responsible in the memory, motor function and the behavior of a person in terms of social and sexually. When she has frontal lobe damage, the correct choice would be she is going to experience memory loss because the frontal lobe controls or stores the memory of a person.

Dhara was recently in a car accident. her doctor told her that she has frontal lobe damage she will have memory loss. The correct option is B.

Higher cognitive skills, personality, decision-making, and memory retrieval are all significantly influenced by the frontal lobe.

Memory deficits, particularly in the capacity to recall and retrieve information, may result from damage to this region.

Dhara can have trouble remembering recent experiences, creating new memories, or recalling knowledge she has already gained. Her daily activities and social relationships may be impacted by this.

Thus, the correct option is B.

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Your question seems incomplete, the probable complete question is:

Dhara was recently in a car accident. her doctor told her that she has frontal lobe damage. how will this damage affect dhara?

A. she will not recognize others.

B. she will have memory loss.

C. she will not experience fear.

D. she will be less self-aware.

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