Seven-year-old Rebecca has a cold. Which of the following occurs first?
A. The release of macrophages to attack the cold virus
B. The release of natural killer cells to induce inflammation
C. The release of neutrophils to ingest any pathogens
D. The release of white blood cells to cause viral membranes to rupture
Answer: C
You might also like to view...
What is the name given to a negatively charged atom?
a) superoxide b) isotope c) catalyst d) anion e) cation
A structure that is not included in the respiratory system is the:
a. nose b. esophagus c. trachea d. lungs
Consider the following respiratory variables: MRV of 8000 mL, RR of 16, VC of 4800 mL, and an ERV of 1100 mL. Calculate the IRV
A) 3200 mL B) 3500 mL C) 2200 mL D) 3300 mL
The figure illustrates bones of the right upper limb. What does "A" represent?
A. radius B. carpals C. phalanges D. metacarpals E. ulna