Erysipeloid is transmitted by
A. inhalation of spores from hides and wool of animals.
B. ingestion of improperly cooked hot dogs.
C. an abrasion on skin coming in contact with infected swine or other animals.
D. contaminated soil entering deep puncture wounds.
E. respiratory secretions.
Answer: C. an abrasion on skin coming in contact with infected swine or other animals.
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It is estimated that there are a total of 50-100 trillion cells in a human body. Starting from a fertilized egg, how many cell divisions would be required to produce 50 trillion cells, assuming that every cell divides in every cycle?
A. 455 divisions B. 45.5 divisions C. 50-100 divisions D. one division per day for nine months
Humoral immunity is mostly the function ofÂ
A. cytotoxic T cells. B. MHC I. C. complement cells. D. B cells. E. mast cells.
chronic constipation can lead to enlarged and inflamed blood vessels of the anus known as
What will be an ideal response?
Cells that can give rise to more of its kind along with at least one variety of specialized cell are known as:
A) stem cells. B) nerve cells. C) egg cells. D) somatic cells. E) blastocysts.