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All of the following apply to vitamin K EXCEPT:
the bone marrow requires it to synthesize hemoglobin
Choose the correct effects of exposure of the ears to very cold temperatures
loss of sensation, vascular occlusions
A common illness for tourists in developing countries is "traveler's diarrhea," often caused by:
During the development of hyperthermia, the stage of heat exhaustion is marked by
dizziness, fainting, and headache
During the development of hyperthermia, the state of heat exhaustion is indicated when
hypovolemia and fainting occur
A high percentage of blast cells in the leukocyte population indicates a poor prognosis for an individual with:
acute myelogenous leukemia
Inhalants can be:
a particulate such as asbestos
gaseous, such as sulfur dioxide
a solvent, such as benzene
In individuals with acute leukemia, the increased number of malignant leukocytes leads to:
Institutions frequently have outbreaks of infection associated with poultry products contaminated by:
Leukemia is sometimes linked to chromosome abnormalities, as evidenced by
the presence of Philadelphia chromosome translocation in cases of acute myelogenous leukemia (AML)
Multiple opportunistic infections develop with acute leukemia primarily because:
many circulating leukocytes are immature
Non-Hodgkin's lymphoma differs from Hodgkin's lymphoma in that non-Hodgkin's lymphoma usually presents as:
multiple, scattered, enlarged and painless lymph nodes
A patient who has developed a tolerance for codeine will:
require a larger dose than expected to control pain
What causes numbness and tingling in the fingers of individuals with untreated pernicious anemia?
vitamin B12 deficit causing peripheral nerve demyelination
What is/are the typical effect(s) of psychedelic substances?
altered perception and awareness as well as hallucinations
What is physiologic dependence?
adaptation of the body to a drug resulting in withdrawal signs after the drug is discontinued
What is the basic abnormality in thalassemia?
There is failure to synthesize either the alpha or beta chains in the hemoglobin molecule.
What is the cause of oral ulcerations and delayed healing occurring with any severe anemia?
deficit of oxygen for epithelial cell mitosis
Which of the following apply to abuse of anabolic steroids? They
often cause permanent damage to the cardiovascular system
Which of the following best describes the characteristic erythrocyte associated with pernicious anemia?
megaloblastic or macrocytic nucleated cells
Which of the following drugs causes headache and vomiting when an alcoholic ingests small amounts of alcohol?
Which of the following is a synthetic opioid that prevents withdrawal symptoms and improves function?
Which of the following is considered to be a compensation mechanism for individuals with anemia?
Which of the following is likely to result from lead poisoning?
damage to the brain and peripheral nerves
Which of the following is typical of Hodgkin's disease?
initial tumor is single, painless, enlarged lymph node, often cervical
Which of the following statements apply to hemochromocytosis? It is:
a metabolic error leads to excess amounts of hemosiderin, causing damage to organs
Which of the following statements is characteristic of alcohol? It:
may cause congenital defects in infants born to alcoholic mothers
Which of the following types of cells are most likely to be damaged by exposure to radiation?
epithelial tissue and bone marrow
Which of the following would result from a reduced number of erythrocytes in the blood?
Which stage of Hodgkin's lymphoma would be identified when several malignant lymph nodes are found in two regions on the same side of the diaphragm?
Which statement applies to food poisoning?
1. It results from consuming contaminated food and water.
2. It often causes gastroenteritis, including vomiting and diarrhea.
3. Outbreaks occur frequently in institutions.
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