The water plants contain DDT or dichlor-diphenyl-tricloroehane was developed in the 1940s as an insecticide. Because of its availability, it is inexpensive, has a high rate of longevity and can readily be produced that is why it is mostly used as the main ingredient. However, the manufacturing of this product has stopped due to the effects that it has on humans and other organisms. It can accumulate in plants and can destroy fatty tissues in organisms.
Answer:
Explanation:The water plants contain DDT was developed as an insecticide. Because of its availability, it is inexpensive, has a high rate of longevity and can readily be produced that is why it is mostly used as the main ingredient. However, the manufacturing of this product has stopped due to the effects that it has on humans and other organisms. It can accumulate in plants and can destroy fatty tissues in organisms.
A 10-day-old, mechanically ventilated newborn suddenly develops a low heart rate (bradycardia) and low oxygen saturation, despite increasing the oxygen concentration to 100%.what is the first and the most important step in the resuscitation of this newborn
In a newborn suffering from bradycardia and low oxygen saturation, the first step in resuscitation is immediate chest compressions combined with positive pressure ventilations. If heart rate remains low, continue these actions and consider administration of epinephrine.
Explanation:The first and the most important step in the resuscitation of this newborn is to perform immediate chest compressions combined with ventilations. If a newborn's heart rate remains less than 60 beats per minute despite 30 seconds of effective positive pressure ventilation, chest compressions should be initiated. When a newborn's oxygen saturation does not improve despite 100% oxygen administration, this indicates the baby is not able to distribute the oxygen to its body, possibly due to a cardiac arrest.
Chest compressions and ventilations work together to artificially circulate blood and oxygen through the body to vital organs. The ratio should be 3:1 for chest compressions to ventilations. After 60 seconds, reassess the heart rate. If the heart rate is still below 60 beats per minute, continue chest compressions and ventilations, and consider administration of epinephrine and/or assess for reversible causes.
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If an athlete takes a direct blow to the head, neck or back during an event, practice or game and becomes unconscious you should always:
The answer to this question is that the athlete should be provided first aid or assistance that will stabilized the neck and head of the athlete before the ambulance arrives. When a head injury happened a medical care should be called when a person is unconscious. Head injuries like a hard blow in the head can cause fatality or even disability.
If an athlete becomes unconscious after a blow to the head, neck, or back, you should take immediate action to ensure their safety.
Explanation:If an athlete takes a direct blow to the head, neck, or back during an event, practice, or game and becomes unconscious, you should always take immediate action to ensure their safety:
Do not move the injured person, as permanent paralysis and other serious complications may result.Call 911 or your local emergency medical assistance number.Keep the person very still by placing heavy towels on both sides of the neck or holding the head and neck to prevent them from moving until emergency care arrives.Provide basic first aid, such as stopping any bleeding and making the person comfortable without moving the head or neck.What allosteric regulators are responsible for the reciprocal regulation of glycolysis and gluconeogenesis?
Ultraviolet radiation creates ________ in dna
Jeffrey Arnett, the psychologist who created the term emerging adulthood, believes that the developmental period between adolescence and adulthood (emerging adulthood):
Trace the pathway of a red blood cell from the right atrium through the pulmonary circulation to the left atrium and from there to the foreleg and back to the heart. List the sequence of major blood vessels and chambers of the heart through which it will pass:
Final answer:
A red blood cell travels from the right atrium of the heart through the pulmonary circulation to the left atrium, then to the body, including the foreleg, and back to the heart via systemic circulation.
Explanation:
Pathway of a Red Blood Cell Through the Heart and Pulmonary Circulation
Beginning at the right atrium, a red blood cell enters from the body through the superior or inferior vena cava. From here, it passes through the tricuspid valve into the right ventricle. Upon contraction of the right ventricle, the red blood cell moves through the pulmonary valve into the pulmonary artery and travels towards the lungs.
Within the pulmonary circulation, the red blood cell releases carbon dioxide and picks up oxygen in the lung capillaries. Now oxygenated, the cell leaves the lungs via one of four pulmonary veins, entering the left atrium.
Once in the left atrium, it flows through the mitral valve into the left ventricle, which then contracts, sending the cell through the aortic valve into the aorta. From the aorta, the blood is distributed to the rest of the body, including the foreleg through the systemic arteries.
After delivering oxygen to tissues and picking up waste, the deoxygenated red blood cell travels back to the heart through a network of veins, eventually draining into either the superior or inferior vena cava, thus reaching the right atrium and completing the circuit.
If the aorta experienced a blockage, it would impede the flow of oxygenated blood to the body, potentially causing ischemia and damage to the dependent tissues. This could result in serious health complications, including heart attack, stroke, or organ failure.
Hippocrates maintained that mental illness was __________. caused by supernatural forces only in the mind of the beholder curable through exorcism caused by imbalances of vital body fluids\
Hippocrates believed that mental illnesses were caused by imbalances of the Four Humors (blood, phlegm, yellow bile, black bile). This view contradicted prevailing beliefs that mental illness was supernatural or cured through exorcism.
Explanation:Hippocrates, often regarded as the father of western medicine, maintained that mental illness was caused by imbalances of vital body fluids. These body fluids, known as the Four Humors, include blood, phlegm, yellow bile, and black bile. Hippocrates proposed that when these fluids are in balance, a person experiences good health, whereas imbalances could lead to diseases including mental disorders.
This was a radical departure at the time from the prevailing belief that supernatural forces or divine punishment were the cause of mental illness. This approach provided a more rational and scientific basis for understanding mental illnesses and debunked the idea that mental illnesses were only in the mind of the beholder or could be cured through exorcism.
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Hippocrates believed that mental illness was caused by imbalances of vital body fluids, known as the 'four humors', rejecting supernatural explanations or treatments such as exorcism. His theory was a significant step towards understanding mental illnesses as physical conditions.
Explanation:Hippocrates, a prominent figure in the history of medicine, maintained that mental illness was caused by imbalances of vital body fluids. These fluids, known as the 'four humors', were blood, yellow bile, black bile, and phlegm. Hippocrates rejected the idea that mental illnesses were caused by supernatural forces or that they could be cured through exorcism. Instead, he proposed a biological explanation, arguing that an imbalance of these fluids in the body led to diseases and mental disorders.
The theory of the 'four humors' not only represented an important departure from supernatural explanations of mental illness, but also laid the foundation for the later development of medical theory. Hippocrates' innovative thinking was a key step towards understanding mental illnesses as real and treatable conditions rather than as the result of black magic or divine punishment.
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Based on the reading, what were conditions like in meatpacking plants?
If an individual presented with an increasing headache, nausea, vomiting, and swelling in the hands and feet, what is the individual's possible condition?
Amino acids include a side group as well as ________.
Answer:
Amine group, carboxylic group and the hydrogen atoms.
Explanation:
Amino acids are the monomers of proteins that are linked together through the peptide bond. There are 22 standard amino acids and large number of non standard amino acids.
The structure of the amino acids includes the hydrogen atoms and the side group R contains the hydrocarbon chain. The amine group and carboxylic group are present that determines the properties of the different amino acids in the organism.
Thus, the answer is amine group, carboxylic group and the hydrogen atoms.
The rate of energy consumption by an animal is called
Protein supplies approximately __________ percent of a human's typical energy needs.
Protein typically supplies approximately 15% to 30% of a human's energy needs, with the AMDR for adults being 10% to 35% of total caloric intake. For strength training athletes, approximately 20% of daily energy intake from protein is recommended.
While protein is an essential nutrient necessary for the synthesis of structural and functional proteins as well as for various metabolic reactions, it supplies a relatively small percentage of a human's total energy needs. The Acceptable Macronutrient Distribution Range (AMDR) for protein for adults is between 10% to 35% of total caloric intake.
However, typically protein contributes about 15% to 30% of energy expenditure, with an emphasis on the importance of the quality of protein consumed as this affects the amount of protein needed.
For specific populations, such as strength training athletes, a higher intake may be required for muscle maintenance, growth, and repair, with recommendations around 20% of daily caloric intake from proteins. This is in line with the Recommended Dietary Allowance (RDA) for a sedentary adult, which is 0.8 g per kg of body weight per day. However, for the general population, studies indicate that Americans consume an average of 14% to 16% of their caloric intake from protein.
What should you do first when a vessel capsizes?
Answer:
Take a head count and ensure all are wearing life jackets.A small founding population of a few hundred europeans in north america has an unusually high frequency of an allele that causes polydactyly (six fingers). what is this an example of
Final answer:
The unusually high frequency of the polydactyly allele in a small founding European population in North America is an example of the Founder Effect, illustrated by the high rates of polydactyly and Ellis-van Creveld syndrome among the Amish.
Explanation:
The high frequency of an allele that causes polydactyly among a small founding population of Europeans in North America is an example of the Founder Effect. This genetic phenomenon occurs when a new population is established by a very small number of individuals from a larger population.
In the context of the Amish population, a ship carrying colonists from Europe, including a captain with polydactyly, led to a higher presence of this trait due to the small initial gene pool and subsequent inbreeding.
Over time, this resulted in an increased frequency of the polydactyly allele, as well as Ellis-van Creveld syndrome, an autosomal recessive disorder including polydactyly, dwarfism, abnormal tooth development, and heart defects.
It is illustrative of the importance of genetic diversity in mitigating the risk of genetic diseases within a population.
Explain why straightening an athlete's leg and rubbing it vigorously helps to relieve a muscle cramp.
When an insect is feeding on a plant, which types of tissue are at work to protect the plant and help it heal from injury?
Answer: Vascular and Dermal Tissue
Dermal tissue in the plant is the first tissue which acts against the physical damage, which might be caused by the infection or by the insects. It covers the outside of the plant part.
The vascular tissue in plant serves to transport water and nutrient, which are required by the plants in the process of repair of injury and lead to the growth of a plant. The nutrients supplied by the vascular tissue help in the restoration of damaged tissue caused by the injury or infection.
Based on systems in plants, the dermal tissue and vascular tissue is important to the plant to protect it and heal it when injured.
Which plant tissues helps to protect a plant and heal it from injury?When a plant is injured, certain tissues in the plant help to heal the plant or even protect it from injury.
The dermal tissue is the outermost tissue of a plant which helps to protect the plant from mechanical injury.
The vascular tissue which helps in the transport of nutrients and water to various parts of the plant. The vascular tissue supplies nutrient to injured parts to heal.
Therefore, the dermal tissue and vascular tissue is important to the plant to protect it and heal it when injured.
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Which abiotic factor has the least effect on the ability of aerobic organisms to live and reproduce in a cave?
How does the example of hatena and the alga represent an emergent explanation of life?
"after an advanced airway device has been inserted during two-rescuer cpr", you should:
The silica tetrahedron that forms the backbone of all the silicate minerals is composed of silicon and what other element?
Final answer:
The silica tetrahedron that forms the backbone of all the silicate minerals is composed of silicon and oxygen atoms. They can create various structures such as rings, sheets, or three-dimensional networks. Silicon dioxide, or silica, frequently originates in nature in both crystalline and amorphous forms.
Explanation:The silica tetrahedron, which forms the backbone of all the silicate minerals, is composed of silicon and oxygen. These tetrahedra exist either as discrete units or they form structures by sharing their corner oxygen atoms in different ways. The silicon atoms are typically found at the center of the tetrahedra with the oxygen atoms at the corners. Silicates are salts that contain these anions composed of silicon and oxygen. Silicate tetrahedra can connect to form different structures in minerals, such as rings, sheets, or three-dimensional networks.
Silicon dioxide, also known as silica, frequently occurs in both crystalline and amorphous forms. The crystalline form of silicon dioxide includes the mineral quartz, valuable not only for art and jewelry but also for its uses in technology like radio frequency control. Earth's crust is largely composed of minerals which are characterized by the presence of these silicon-oxygen tetrahedra.
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Which of the five varieties of humans did blumenbach decide were the superlatives of the races based on their excellent skull qualities?
The five varieties of humans did blumenbach decide were the superlatives of the races based on their excellent skull qualities are Caucasians, Mongolians, Ethiopians, Americans and Malays.
Who was Johann Friedrich Blumenbach?Johann Friedrich Blumenbach is regarded as the "Father of Physical Anthropology" because to his pioneering articles on human ethnic variation. These works earned him the nickname "The Father of Physical Anthropology." He suggested classifying people into one of five "major varieties/races" according to his racial typology.
Blumenbach contended that geographical location, food, and behavioral patterns were all factors in determining physical traits such as skin color, cranial profile, etc. Blumenbach, along with other monogenists such as Georges-Louis Leclerc, Comte de Buffon, believed in the "degenerative hypothesis" on the origins of racial groups.
Therefore, Caucasians, Mongolians, Ethiopians, Americans, and Malays were determined by Blumenbach to have the best skull attributes among the many races of people. This conclusion was reached based on the characteristics of the individuals' respective skulls.
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A client in a mental health facility is demonstrating manic-type behavior by being demanding and hyperactive. what is the nurse’s major objective?
Which of the following ideas would follow from the Dobzhansky-Mayr theory of speciation
A. Geographic isolation happens before speciation.
is the answer
Detrital sediments would predominate in what environments
Describe the structure and function of the peripheral nervous system
Which of the following have numerous hair-like projections from their flagella?
diatoms
golden algae
water molds
all of the above
yes the answers is D all the above
Which hormone is the primary determinant of whether a baby will develop male or female external genitalia?
Which of the following is descriptive of pollen? (Choose all that apply). A. It combines with another cell to make a seed. B. It is often dispersed by wind. C. It is the female gametophyte. D. It is the male gametophyte.
The different degrees of sleep and wakefulness through which newborns cycle, ranging from deep sleep to great agitation, are called __________.
Blood returns to the heart via the _____. blood returns to the heart via the _____. aorta pulmonary arteries pulmonary veins aorta and pulmonary arteries aorta and pulmonary veins
Blood returns to the heart via the pulmonary veins.
After delivering oxygen to tissues throughout the body, the blood becomes deoxygenated and must be pumped back to the lungs to be reoxygenated. The pulmonary veins return blood that has been oxygenated by the lungs to the heart.
Blood is carried from the lungs to the heart's left atrium, where oxygen is supplied and carbon dioxide is exhaled. After being oxygenated, the blood next travels through the aorta to the remainder of the body. Therefore, pulmonary veins is the best option.
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