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Margarita [4]
3 years ago
7

Why is clonal selection and expansion so important to the immune response? A) It facilitates the secretion of cytokines. B) It e

nables certain cells to kill target cells. C) It is critical to the increase in the numbers of specific cells. D) It facilitates interleukin secretion which in turn directs cell differentiation.
Medicine
1 answer:
kozerog [31]3 years ago
3 0

Answer:

C) It is critical to the increase in the numbers of specific cells

Explanation:

Clonal selection and expansion is the mechanism by which the immune system selects specific cells capable of both recognizing antigens and increasing the number of these useful cells that fight against pathogenic microorganisms and viruses. During this mechanism, B cells (also known as B lymphocytes) that have specific transmembrane receptors capable of recognizing specific antigens, are multiplied. The process of expansion involves the hypermutation of the clones in order to modify the shape and structure of these receptors, which increases the affinity of the clones for specific antigens.

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When an emt takes the time to ask permission from a conscious adult to do an assessment and procedures, this is respecting the l
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The emt is respecting the legal principle of expressed consent.

<h3>What is a consent?</h3>

Consent is the voluntary acceptance of another person's offer or wish. It has specific definitions as used in the legal system, medical field, scientific community, and sexual relationships. Consent may not mean what is commonly believed when used in a particular circumstance. For instance, a person with a mental illness, someone with a limited mental capacity, or someone who isn't of legal sexual consent age could voluntarily engage in a sexual act that doesn't satisfy the legal requirements for consent as specified by the relevant law.

The United Nations believes that it is advantageous to include the subject of consent in a comprehensive sexuality education program.

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8 0
2 years ago
Therapeutic Hypothermia and Targeted Temperature Management for Traumatic Arrest and Surgical Patients
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Prior studies have not included trauma and postoperative patients, but it has been demonstrated that therapeutic hypothermia (TH) and targeted temperature management (TTM) improve outcomes in cardiac arrest survivors. We investigated the safety of TH/TTM in surgical and trauma patients. An adult patient who presented with a cardiac or traumatic arrest in the postoperative period and had been treated with either TH or TTM had a Glasgow Coma Scale of 8 when the patient was reviewed in a retrospective cohort study at a single level I trauma center. A patient's neurological recovery is deemed positive if they were released after obeying orders.

32 cardiac arrest patients in all, 14 of whom received TH treatment and 18 of whom received TTM treatment, with target temperatures of 33°C and 36°C, respectively, were included in the study. With 26 (81%) men, the cohort had a mean age of 60 13. There were 14 postoperative patients and 18 trauma patients. Pneumonia (13%), sepsis (6%), bleeding that required transfusion (22%), arrhythmias (6%), and seizures (9%), which are similar to earlier reported series, were among the complications. All survivors had good neurological recovery, and the overall survival rate (n = 13) to discharge was 41%. Patients who had previously been excluded from TH/TTM studies due to traumatic arrest and postoperative cardiac arrest appear to have an acceptable incidence of problems compared to conventional TH/TTM patients.

What is cardiac arrest ?

When the heart unexpectedly and unexpectedly stops pumping, cardiac arrest happens. If this occurs, blood supply to the brain and other important organs is interrupted. Certain arrhythmias that stop the heart from pumping blood result in cardiac arrests. A medical emergency is cardiac arrest.

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5 0
2 years ago
a client is being treated for a fractured hip and the nurse is aware of the need to implement interventions to prevent muscle wa
NNADVOKAT [17]

Regular bone density testing, a high-calcium diet, the use of fall prevention precautions, and weight-bearing exercise are what the client needs to do.

What is muscle wasting?

The shrinking and withering of muscle tissue is referred to as muscular atrophy. When a muscle's nerve supply is cut off, it might deteriorate and eventually die. As people get older, they may lose 20 to 40% of their muscle, and with it, their strength.

Corticosteroids have the potential to reduce bone density and increase the risk of fractures.

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Patient-controlled analgesia usually uses
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Answer:

B

Explanation:

6 0
2 years ago
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