Wk 1 Patho

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The cellular component that is most susceptible to radiation injury is the

DNA.

Apoptosis is a process that results in cellular

Death.

In general, with aging, organ size and function

Decrease.

Extreme cold injures cells by all the following except

Decreased blood viscosity.

The primary effect of aging on all body systems is

Decreased functional reserve.

Of the statements below, the accurate statement regarding nutrition and cellular health is

Deficient cellular uptake by one cell type may contribute to excess nutrient delivery to other cell types.

The cellular change that is considered preneoplastic is

Dysplasia.

A disease that is native to a particular region is called

Endemic.

Indicators that an individual is experiencing high stress include all the following except

Pupil constriction.

Carbon monoxide injures cells by

Reducing oxygen level on hemoglobin.

All the following stress-induced hormones increase blood glucose except

Aldosterone.

Selye's three phases of the stress response include all the following except

Allostasis.

Proto-oncogenes

Are normal cellular genes that promote growth.

Paraneoplastic syndromes in cancer involve excessive production of substances by multiple means. A common substance found in excessive amounts resulting from cancer paraneoplastic syndromes is

Calcium.

Malignant neoplasms of epithelial origin are known as

Carcinomas.

Cancer grading is based on

Cell differentiation.

Your patient eats "lots of fat," leads a "stressful" life, and has smoked "about two packs a day for the last 40 years." Her chronic morning cough recently worsened, and she was diagnosed with a lung mass. The most likely contributing factor for development of lung cancer in this patient is

Cigarette smoking.

Reperfusion injury to cells

Involves formation of free radicals.

The effects of excessive cortisol production include

Immune suppression.

Which is not normally secreted in response to stress?

Insulin.

Coagulative necrosis is caused by

Interrupted blood supply.

The cellular response indicative of injury because of faulty metabolism is

Intracellular accumulations.

After bronchoscopy and histologic examination of a suspected tumor, your patient is diagnosed with primary bronchial carcinoma. Thus, the tumor

Is malignant.

Your patient is scheduled for a staging procedure. She wants to know what that means. The correct response is which of the following?

It is a procedure for determining the extent of tumor spread.

After surgery to remove a lung tumor, your patient is scheduled for chemotherapy, which will

Kills rapidly dividing cells.

A patient has been exposed to meningococcal meningitis, but is not yet demonstrating signs of this disease. This stage of illness is called the _____ stage.

Latent.

Necrotic death of brain tissue usually produces _____ necrosis.

Liquefactive.

Familial retinoblastoma involves the transmission of what from parent to offspring?

Mutant tumor-suppressor gene.

All these cellular responses are potentially reversible except

Necrosis.

Many of the responses to stress are attributed to activation of the sympathetic nervous system and are mediated by

Norepinephrine.

Breast cancer in women who have the breast cancer gene

Occurs at an earlier age.

Persistence of the alarm stage will ultimately result in

Permanent damage and death.

An obese but otherwise healthy teen is given a prescription for a low-calorie diet and exercise program. This is an example of

Secondary prevention.

It is a procedure for determining the extent of tumor spread.

Secondary prevention.

C.Q. was recently exposed to group A hemolytic Streptococcus and subsequently developed a pharyngeal infection. His clinic examination reveals an oral temperature of 102.3°F, skin rash, dysphagia, and reddened throat mucosa with multiple pustules. He complains of sore throat, malaise, and joint stiffness. A throat culture is positive for Streptococcus, and antibiotics have been prescribed. The etiology of C.Q.'s disease is

Streptococcal infection.

The stage during which the patient functions normally, although the disease processes are well established, is referred to as

Subclinical.

Allostasis is best defined as

The overall process of adaptive change necessary to maintain survival and well-being.

The nurse is swabbing a patient's throat to test for streptococcal pharyngitis. The nurse must understand that tests such as this differ in the probability that they will be positive for a condition when applied to a person with the condition; this probability is termed sensitivity.

True.

When the cause is unknown, a condition is said to be idiopathic

True.

The hypermetabolic state leading to cachexia in terminal cancer is thought to be because of

Tumor necrosis factor.


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