Which of the following is considered a portal of entry for a pathogen?
A) through the skin or by direct contact
B) inhaled through the mouth or nose
C) ingestion through contaminated food or water
D) all of the above
Correct Answer:
Verified
Q2: Which of the following are primary players
Q6: Tears,saliva,and vaginal secretions are rich in _
Q7: Obstacles to microorganisms entering the body include
A)enzymes.
B)cilia.
C)antibodies.
D)all
Q8: All of the following are types of
Q10: One of the best ways to break
Q11: Swollen lymph nodes are an indication of
A)anemiA.
B)poor
Q20: White blood cells that directly destroy virus-infected
Q52: Lymph nodes
A) produce enzymes in the lymph.
B)
Q53: Lymphocytes that can get rid of cells
Q60: Macrophages
A) act as scavengers.
B) trigger the immune
Unlock this Answer For Free Now!
View this answer and more for free by performing one of the following actions
Scan the QR code to install the App and get 2 free unlocks
Unlock quizzes for free by uploading documents