Each of the following is a step in bacterial infection EXCEPT
A. attachment to host cells.
B. the host feels tired or uncomfortable.
C. invasion of host tissue.
D. proliferation of bacterial cells.
E. toxin-induced damage to host cells.
B
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Answer the following statements true (T) or false (F)
1. Frequent use of antibiotics is not related to the development of resistant bacteria. 2. Recent sexual activity is one risk factor for developing a urinary tract infection 3. Worldwide, the four leading infectious disease causes of death are pneumonia, diarrhea, tuberculosis, and malaria. 4. Drug resistant tuberculosis is a serious concern among at-risk populations. 5. There are four types of human papillomavirus (HPV), each with different effects.
A 13 mile walkathon has three checkpoints. The first is 4 1/7 miles from the starting point. The second checkpoint is 5 3/8 miles from the first. a. How many miles is it from the starting point to the second checkpoint? b. How many miles is it from the second checkpoint to the finish line?
A) (a) 9 29/112 miles; (b) 3 27/56 miles B) (a) 9 29/56 miles; (b) 4 27/56 miles C) (a) 9 29/112 miles; (b) 4 27/112 miles D) (a) 9 29/56 miles; (b) 3 27/56 miles E) (a) 9 29/56 miles; (b) 4 27/112 miles
The ________ is a C-shaped segment of small intestine
A) duodenum B) sigmoid colon C) jejunum D) rectum
What are the common behaviors exhibited by a Type A personality that tend to increase the risk of heart attack?
A. competitiveness and ambitiousness B. impatience and adherence to deadlines C. hostility and anger D. compulsiveness and being a workaholic E. aggressiveness and nervousness