What is different about normal cell division and cancer cell division?

Answers

Answer 1
They grow, divide and die. Cancer cells, on the other hand, don't follow this cycle. Instead of dying, they multiply and continue to reproduce other abnormal cells.
Answer 2
Cancer cells are cells gone wrong — in other words, they no longer respond to many of the signals that control cellular growth and death. Cancer cells originate within tissues and, as they grow and divide, they diverge ever further from normalcy. Over time, these cells become increasingly resistant to the controls that maintain normal tissue — and as a result, they divide more rapidly than their progenitors and become less dependent on signals from other cells. Cancer cells even evade programmed cell death, despite the fact that their multiple abnormalities would normally make them prime targets for apoptosis. In the late stages of cancer, cells break through normal tissue boundaries and metastasize (spread) to new sites in the body.

In normal cells, hundreds of genes intricately control the process of cell division. Normal growth requires a balance between the activity of those genes that promote cell proliferation and those that suppress it. It also relies on the activities of genes that signal when damaged cells should undergo apoptosis.

Related Questions

Why do hispanics have higher death rates for heart disease.

Answers

Idontknow the answer i need points goodluck

The nurse provides education to the parent of an infant being treated for hydrocephalus with a ventriculoperitoneal (VP) shunt. Which statement by the parent indicates the need for further instruction

Answers

The statement that shows further instruction is needed is This shunt is the only surgery my baby will need.

Hydrocephalus occurs as liquid accumulates in the ventricles of the brain. This condition is considered serious because the build-up of fluid causes pressure on the brain.

One way to treat hydrocephalus is with a ventriculoperitoneal shunt. This is a device that is placed on the skull to decrease the liquid accumulated and the pressure.

This treatment is quite efficient but it often requires to be replaced by a new shunt after some years. This implies the kid will need more than one surgery if hydrocephalus continues.

Note: This question is incomplete because the options are missing. Here are the options:

"The VP shunt will help drain fluid from my baby's brain.""This shunt is the only surgery my baby will need.""I will watch my baby for irritability and difficulty feeding.""My baby's cerebrospinal fluid (CSF) is increasing intracranial pressure (ICP)."

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Amiyah feels exhausted and has a sore throat on Friday. She then soon figures out she has fever, stuffy nose, and not her usual appetite. What are some of the illnesses she could have? List three examples.

Answers

Answer:

Upper respiratory infection

Respiratory disease

Sinusitis

Answer:

A cold, the flu, or c o v i d

Explanation:

2. How might an individual's social history and family
history have an impact on their health? Provide
examples and explain.

Answers

Medical history: A record of information about a patient’s past and current health. Includes information about the patient’s habits, lifestyle, and even the health of their family. Chief complaint: The patient’s description of what they feel is their main health problem. Physical signs: Pieces of evidence that indicate an illness that can be observed externally, such as a rash, coughing, or elevated temperature Symptoms: Any subjective evidence of disease a patient perceives, such as aches, nausea, or fatigue. Symptoms allow the health care provider to narrow down the possible conditions that may be affecting the patient and then run tests to make a diagnosis. A times, a persons medical history can be more important then a physical test. It can be more time efficient, and lead to an easier diagnosis process. Knowing the medical history of a patient can give the doctor a starting point to make a hypothesis regarding the patients illness.

Which disorder is treated by restricting milk in the diet? question 10 options: phenylketonuria cystic fibrosis galactosemia tay-sachs disease.

Answers

Answer: galactosemia

Explanation: hope this helps

what process propels urine from the kidney to the urinary bladder in the ureters?

Answers

Pretty sure it’s “ peristalsis “

Hope this helps!

What does aldosterone do.

Answers

Answer:

Usually, aldosterone balances sodium and potassium in your blood.

an increased number of elderly persons are electing to undergo a new surgical procedure which cures glaucoma

Answers

Answer:

Decrease prevalence of glaucoma in the population.

Predict the position of the valves when the ventricles contract.

Answers

Answer:

the mitral valve closes and the aortic valve opens.

Explanation:

When the left ventricle contracts, the mitral valve closes and the aortic valve opens. This is so blood flows into the aorta and out to the rest of the body. While the left ventricle is relaxing, the right ventricle also relaxes. This causes the pulmonary valve to close and the tricuspid valve to open.

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hope it helped

What is Roger Sperry BEST Known for?
Select one:

a.
Physiology


b.
split-brain research


c.
neurobiology


d.
creating “wired up” nerve cells

Answers

Answer:

B. Split-brain research

Explanation:

A client is being prepared for intrauterine (artificial) insemination. Which finding is the most suggestive to determine if the client is ovulating

Answers

Given what we know about uterine changes during ovulation, we can confirm that the most suggestive option to determine if the client is ovulating is the change in the cervical mucus.

During ovulation, many changes occur in the uterine in preparation for the possible fertilization of the egg and its subsequent implantations into the uterine wall. Of these changes, the most useful is the change to the mucus of the endometrium.

The endometrium is the outermost layer of the uterine wall, therefore, it is where the glands that will secrete hormones are located. During ovulation, the changes to this layer are clear and can provide unmistakable evidence of ovulation. One such evidence is the secretion of hormones specific to this stage in the menstrual cycle.

This was answered based on the complete question found online which states:

A client is being prepared for artificial insemination. Which finding is the most suggestive to determine if the client is ovulating?

A) slight weight gain

B) change in the cervical mucus

C) abdominal cramps

D) fall in body temperature

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A feature of rheumatoid arthritis that differentiates it from other forms of inflammatory arthritis is the development of:

Answers

Answer: The major difference between RA and other forms of inflammatory arthritis, such as psoriatic arthritis, lies not in their respective cytokine patterns but, rather, in the highly destructive potential of the RA synovial membrane and in the local and systemic autoimmunity.

Explanation:hope this answers your questions

The nurse is teaching the pregnant woman about nutrition for herself and her baby. Which statement by the woman indicates that the teaching was effective

Answers

Answer:

she needs to know that she must take iron even if she is not anemic

the term meaning a fungal infection of the nail is

Answers

“Onychomycosis” that's the name of a fungal nail infection

Answer:

Onychomycosis

Explanation:

It's also known as tinea unguium but the first name is more common

A nurse is describing the advantages and disadvantages of circumcision to a group of expectant parents. Which statement by the parents indicates effective teaching

Answers

The statement that the parents will make that indicates the teaching of circumcision received from the nurse is effective is: the rate of penile cancer is low for circumcised males

Circumcision of male babies a procedure which involves the cutting away of the foreskin of the penile organ as soon as male babies are born.

Male circumcision has many benefits and also some disadvantages. It is believed to be done for the sake of hygiene aside for religious reasons.

One of the major medical benefits the American Academy of Pediatrics (AAP), the CDC, and the American Urological Association have noted is that it infant circumcision gives protects against some forms of cancer and urinary tract infections.

Therefore, the statement that the parents will make that indicates the teaching of circumcision received from the nurse is effective is: the rate of penile cancer is low for circumcised males

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During a strength training workout, a rest period of ________ minutes is recommended between exercises that use the same muscle groups.

Answers

Answer:

three to five minutes

Explanation:

the resting period is 3-5 minutes

An estimated 70% of cases of foodborne illness are either undiagnosed or misdiagnosed because they are caused by ______, which are difficult to detect.

Answers

viruses. i hope this helps :)

What information should the nurse include in the teaching plan for a client being treated for diverticulosis?.

Answers

The information the nurse should include in the teaching plan for a client

being treated for diverticulosis include:

Drink at least 8 to 10 large glasses of fluid every day.Do not suppress the urge to defecate.

Diverticulosis is a medical condition which affects the colon found in the

large intestine. it is characterized by the formation of a sac or pouch due to

occasional pressure applied on it due to diets low in fiber and water.

The nurse should include vital information such as the patient needing to

drink a lot of water everyday and not suppressing the urge to defecate to

reduce incidence of pressure applied which could worsen the condition.

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Refers to the transfer of genes from donor to recipient microorganisms, where the recipient strain shows a change in genetic makeup at the end.

Answers

The mechanism by which genes are transferred from a donor to a recipient microorganism is called TRANSDUCTION. After transduction, the genetic makeup of the recipient cell is different.

Transduction refers to the genetic recombination mechanism by which bacteria can transfer fragments of DNA by using bacteria-infecting viruses called bacteriophages.

During transduction, a bacterial cell interacts by a conjugal bridge through which fragments of DNA are transferred to a suitable (host) recipient cell.

This mechanism (transduction) changes the genome of the host cells by generating genetic recombinants when the bacteriophages initiate a new cycle of infection.

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A nurse is teaching a client about rheumatoid arthritis. Which statement by the client indicates understanding of the disease process

Answers

Answer:

"It will get better and worse again."Explanation:

What is something the doctor can appreciate as part of the external exam?.

Answers

Patient appearing comfortable is something the doctor can appreciate as

part of the external exam.

External examination done by Doctors examining the symptoms the patient

has in order to determine a diagnosis. This is done by examining parts of the

body for changes and symptoms.

The patient has to be comfortable to enable adequate external exam and a

correct diagnosis.

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bioelectrical impedance is based on the principle that

Answers

If it's supposed to be a "fill in the rest of the question," then the answer is:

Bioelectrical impendance is based on the principle that electric current flows at different rates through the body, depending upon its composition.

Have a good day! :D

the mineral that gives hardness to teeth and bones is

Answers

Answer:

Calcium

Explanation:

The answer is calcium. It makes your teeth and bones strong. You can get calcium from milk and other food products.

The nurse is providing education to a client newly diagnosed with asthma. Which statement by the parents indicates additional teaching is needed

Answers

Answer:

"It is okay for our child to do chores such as sweeping the floor."

Explanation:

Sweeping the floor can trigger a child's asthma by making environmental allergens and irritants airborne, causing upper respiratory infections.Explanation:

How does the yellow from pancreatic cancer appear.

Answers

This occurs when the bile duct is blocked. Usually bilirubin is excreted, but it builds up in the body because the tumor blocks it and the liver does not work correctly. This is known as jaundice.

A client who suffered a spinal cord injury is experiencing an exaggerated autonomic response. What aspect of the client's current health status is most likely to have precipitated this event

Answers

Answer:

patient's urinary catheter became occluded.

Richardo is a middle-aged man. His waist circumference measurement of 45 inches places him at ______ risk for chronic, obesity-related diseases.

Answers

Answer:

High risk!

Explanation:

Richardo's waist circumference measurement of 45 inches shows that he is at high risk for chronic, obesity-related diseases.

The People who are known to have obesity, are those who are said to be at a high-risk for a lot of serious diseases and health conditions.

They can a lot of causes of death and also they can have  High blood pressure (hypertension) High LDL cholesterol and others. Richardo's waist circumference is large and so he is at high risk.

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Which type of nursing diagnosis is most appropriate to be used in the mental health setting.

Answers

Answer:

Risk for self-harm

Explanation:

What client information does a nurse need to assess prior to initiating medication therapy with phenelzine.

Answers

Any diseases or disorders or any allergies to anything in the drug

When administering benazepril with spironolactone, the nurse should be aware that which electrolyte imbalance may occur?.

Answers

When administering benazepril with spironolactone, the nurse should be aware of HYPERKALEMIA. This condition occurs when the potassium level is higher than normal.

Potassium is an essential micronutrient that is required during muscle (heart) contraction, to maintain fluid balance and normal blood pressure.

Hyperkalemia is an electrolyte imbalance that occurs when the potassium level in the blood is higher than normal.

Benazepril is a medicament used for the treatment of hypertension, which has been associated with hyperkalemia.

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