The site by which a pathogen enters the body is called:
Portal of entry
Blood
Respiratory tract
Inflammation
The Correct Answer is A
A. The portal of entry is the specific site or pathway through which a pathogen enters the body, such as the skin, mucous membranes, or respiratory and digestive tracts.
B. Blood is not the site of entry but rather a medium that can carry pathogens throughout the body once they have entered through a portal of entry.
C. The respiratory tract is a common portal of entry for many pathogens (like viruses or bacteria), but it is just one example of a portal of entry, not the general term for it.
D. Inflammation is an immune response to infection or injury, not a site of entry for
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is A
Explanation
A. Hodgkin disease (also known as Hodgkin lymphoma) is a type of cancer that originates in the lymph nodes. It is characterized by the presence of Reed-Sternberg cells, a specific type of abnormal cell found in the lymphatic tissue.
B. Benign tumors of the spleen are not associated with Hodgkin disease.
C. A malignant tumor of the spleen refers to cancers like splenic lymphoma or metastasis from other organs, but this is not Hodgkin disease.
D. A benign tumor of the lymph nodes is not the correct description for Hodgkin disease, as it is a malignant (cancerous) condition.
Correct Answer is A
Explanation
A. Serum sickness is the correct answer. It is a type III hypersensitivity reaction that can occur when the body reacts to proteins in animal-derived immune serum, often used in treatments like antitoxins or antivenoms. Symptoms may include rash, fever, joint pain, and swelling.
B. Rejection syndrome typically refers to the immune system's rejection of transplanted organs or tissues, not a response to serum.
C. Kaposi sarcoma is a cancer associated with human herpesvirus 8 (HHV-8), most commonly seen in immunocompromised individuals, such as those with AIDS. It is unrelated to immune serum reactions.
D. Hay fever (allergic rhinitis) is an allergic reaction to airborne substances like pollen, not to animal-derived serum
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