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Questions and Answers
What is the common cause of gradual loss of arterial supply to an organ or tissue, leading to gangrene?
What is the common cause of gradual loss of arterial supply to an organ or tissue, leading to gangrene?
- Atherosclerosis and trauma
- Ergot poisoning and arteriosclerosis
- Trauma and ergot poisoning
- All of the above (correct)
Which type of gangrene is characterized by severe bacterial infection superimposed on necrosis?
Which type of gangrene is characterized by severe bacterial infection superimposed on necrosis?
- Coagulative necrosis
- Caseous necrosis
- Dry gangrene
- Wet gangrene (correct)
What is the characteristic feature of caseous necrosis?
What is the characteristic feature of caseous necrosis?
- Edema and foul smell
- White, cheese-like, friable foci of necrosis (correct)
- Coagulative necrosis with preserved tissue architecture
- Blackening of tissue due to iron sulfide formation
What is the term used to describe the inflammatory border surrounding caseous necrosis?
What is the term used to describe the inflammatory border surrounding caseous necrosis?
What is the characteristic feature of an infarct?
What is the characteristic feature of an infarct?
What is the term used to describe tissue architecture preservation with intense eosinophilia and loss of nuclear details?
What is the term used to describe tissue architecture preservation with intense eosinophilia and loss of nuclear details?
What does the 'T' component of the TNM staging system represent?
What does the 'T' component of the TNM staging system represent?
What is the term for permanent changes in the DNA?
What is the term for permanent changes in the DNA?
How many genes do humans have that can be involved in changes to their structure, causing diseases?
How many genes do humans have that can be involved in changes to their structure, causing diseases?
What percentage of undifferentiated cells corresponds to Grade IV according to Brooder's classification?
What percentage of undifferentiated cells corresponds to Grade IV according to Brooder's classification?
What type of mutation involves the substitution of a single nucleotide base, resulting in the replacement of a single amino acid in a protein molecule?
What type of mutation involves the substitution of a single nucleotide base, resulting in the replacement of a single amino acid in a protein molecule?
Which stage of cancer has the characteristics of a small and localized tumor confined to one location?
Which stage of cancer has the characteristics of a small and localized tumor confined to one location?
What is the term for the spread of cancer cells to other areas and establishment of new tumors in different organs?
What is the term for the spread of cancer cells to other areas and establishment of new tumors in different organs?
What is the term for a genetic disorder resulting from mutations in single genes?
What is the term for a genetic disorder resulting from mutations in single genes?
What is the term for genetic disorders involving multiple genes as well as environmental influences?
What is the term for genetic disorders involving multiple genes as well as environmental influences?
According to SEER Scales, which stage of cancer has the characteristics of cancer cells detectable in the surrounding lymph nodes?
According to SEER Scales, which stage of cancer has the characteristics of cancer cells detectable in the surrounding lymph nodes?
What is the term for cancer that is not yet fully defined and has an unknown number of staging?
What is the term for cancer that is not yet fully defined and has an unknown number of staging?
According to Brooder's classification, what percentage of differentiated cells corresponds to Grade I?
According to Brooder's classification, what percentage of differentiated cells corresponds to Grade I?
What is the characteristic color of congested tissues?
What is the characteristic color of congested tissues?
Which of the following syndromes is characterized by a single palmar crease?
Which of the following syndromes is characterized by a single palmar crease?
What is the primary cause of Edward's Syndrome?
What is the primary cause of Edward's Syndrome?
Which of the following is NOT a characteristic of Cri du Chat Syndrome?
Which of the following is NOT a characteristic of Cri du Chat Syndrome?
What is the characteristic facial feature of Cri du Chat Syndrome?
What is the characteristic facial feature of Cri du Chat Syndrome?
Which of the following syndromes is characterized by polydactyly?
Which of the following syndromes is characterized by polydactyly?
What is a key consideration when selecting tissue for sectioning?
What is a key consideration when selecting tissue for sectioning?
What is the primary reason for fixing the brain tissue before grossing or sectioning?
What is the primary reason for fixing the brain tissue before grossing or sectioning?
What is a consequence of prolonged fixation?
What is a consequence of prolonged fixation?
What is the effect of refrigeration on tissue decomposition?
What is the effect of refrigeration on tissue decomposition?
What is one of the benefits of using fixative on tissue?
What is one of the benefits of using fixative on tissue?
What is a unique characteristic of bone marrow compared to brain cells?
What is a unique characteristic of bone marrow compared to brain cells?
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