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Ksju [112]
3 years ago
12

Explain the negative feedback loop between baroreceptors, the cardiovascular (CV) center, and the heart. Address: dropping blood

pressure, heart stimulation, and hormonal vessel constriction. How do these all work together to achieve homeostasis?
Medicine
1 answer:
marysya [2.9K]3 years ago
5 0

Answer with Explanation:

Homeostasis<u> allows an organism to regulate its internal condition in order to adapt to a changing environment.</u> In order to maintain this, the positive and negative feedback mechanisms (loops) remain essential <em>when it comes to physiological processes that are deemed complicated.</em>

<em>Let's talk about the "Negative Feedback Loop."</em>

  • The "baroreceptors" are sensors in the blood vessels.
  • For example, when the body's temperature changes, the body's initial reaction is to return to its normal level. So, it goes the same way with blood pressure. When the baroreceptors sense an increase or a decrease in blood pressure, it communicates with the hypothalamus by sending a signal. Then, the hypothalamus sends a message to the organs that are responsible for returning the blood pressure to normal level. These organs are the heart, kidneys and blood vessels. So, if a person experiences a "dropping blood pressure," heart stimulation follows (causing an increase heart rate) due to hormonal vessel constriction. This also allows the kidney to retain more water, thereby increasing the blood pressure.

This is how all these elements work together to achieve homeostasis.

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3 years ago
A man awakens after eight hours of normal sleep and has an unbroken snap gauge band. There is a good chance that the man has a:
Anton [14]

A man wakes up after eight hours of normal sleep and has an unbroken range of his blood pressure gauge. There is a good chance that the man has no sleep disturbances.

<h3>Snap*Gauge® </h3>

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With this information, we can conclude that a man wakes up after eight hours of normal sleep and has an unbroken range of his blood pressure gauge. There is a good chance that the man has no sleep disturbances.

Learn more about snap-gauges in brainly.com/question/13025850

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2 years ago
What does it mean when we say that nutrition, health, and safety are closely aligned and interrelated
zalisa [80]

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Hope this helps :)

3 0
2 years ago
When providing care to the newborn withdrawing from a drug such as cocaine or heroin, which drug is given to ease the symptoms a
Yuri [45]

Newborn drug withdrawal happens when a baby is exposed to addictive drugs while still in the mother's womb. The baby can develop a dependency on the drug and may have withdrawal symptoms shortly after birth.

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When a pregnant woman uses certain illegal or prescription drugs, the drugs pass through her body into the developing fetus. If the woman becomes addicted to a drug, her baby gets addicted, too. When the baby is born and is no longer getting the drug, he or she may have many problems as the drug's lingering effects wear off.

The illness that can come from stopping a drug is known as withdrawal. Signs of newborn drug withdrawal depend on the drug and include blotchy skin, diarrhea, fussiness, fever, vomiting, tremors, and slow development.

Substances that can cause newborn drug withdrawal include illegal drugs like cocaine, heroin, and marijuana, as well as a number of prescription medications. Alcohol can have similar effects. Newborn drug withdrawal usually starts within the first 10 days after birth, and can vary in seriousness from mild to severe, even causing seizures in some cases.

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7 0
2 years ago
Tsu LV, Dienes JE, Dager WE. Vitamin K dosing to reverse warfarin based on INR, route of administration, and home warfarin dose
lianna [129]

Subsequent INR readings are influenced by the dose, method, and initial INR of vitamin K. For intravenous vitamin K doses of 2 mg or more, INR decrease is comparable. FFP preadministration has no effect on INR readings 48 hours or more after vitamin K administration.

What is Abstract of Vitamin K dosing to reverse warfarin based on INR, route of administration, and home warfarin dose in the acute/critical care setting?

  • Commonly, vitamin K is used to reverse the anticoagulant effects of warfarin. The ideal vitamin K dosage and delivery method that does not lengthen bridging therapy are still unclear.
  • To ascertain the elements affecting the level and pace of vitamin K-induced INR reversal in the acute/critical care setting.
  • 400 patients' charts from between February 2008 and November 2010 who got vitamin K to counteract the effects of warfarin were examined. International normalized ratios (INRs), intravenous or oral vitamin K doses, and whether or not fresh frozen plasma (FFP) was administered were among the information gathered. INRs were measured 12, 24, and 48 hours before vitamin K treatment.
  • At baseline, 12 hours, 24 hours, and 48 hours, respectively, intravenous vitamin K decreased INR more quickly than oral vitamin K (5.09, 1.91, 1.54, and 1.41 vs. 5.67, 2.90, 2.14, and 1.58). Subsequent INR values were impacted by baseline INR (p 0.001), method of administration (p 0.001), and vitamin K dosage (p 0.001). For intravenous vitamin K doses of 2 mg or more, there was a similar drop in INR. Home warfarin dose had no effect on INR responses to intravenous or oral vitamin K (p = 0.98 and 0.27, respectively). FFP had no effect on INR readings 48 hours later. Although larger vitamin K doses and longer anticoagulation bridge therapy appeared to be related, neither the incidence (p = 0.63) nor the duration (p = 0.61) were statistically significant.

To learn more about vitamin K doses visit:

brainly.com/question/26289449

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