Which of the following is false concerning neutrophils?
A) less abundant than lymphocytes
B) can make cytotoxic chemicals
C) can exit capillaries
D) can destroy bacteria
E) produced in the bone marrow
Answer: A
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A person has a hormonal disorder in which their stomach constantly secretes ghrelin. Predict the effect of this disorder.
A. The person will never feel hungry. B. They will have an increased metabolic rate, but no abnormal effect on appetite. C. The person will constantly feel hungry. D. They will have an increased metabolic rate.
Hormones called ________ are involved in regulation of white blood cell populations
A) erythropoietin B) bilirubin C) thrombopoietin D) colony-stimulating factors E) plasmin
Which of the following is NOT part of the upper respiratory system?
a) Nose b) Oral cavity c) Pharynx d) Trachea e) Nasal meatuses
The footplate of the stapes is
A. much larger than the tympanic membrane, and the ossicles therefore amplify sound waves. B. much smaller than the tympanic membrane, and the ossicles therefore amplify sound waves. C. much smaller than the tympanic membrane, and the ossicles therefore dampen sound waves. D. much larger than the tympanic membrane, and the ossicles therefore dampen sound waves.