There is potential danger of infection to the brain because facial veins have:
A. variations in venous drainage
B. several branches
C. do not have valves
D. valves that open in the direction of the flow of blood.
Answer: C
Health Professions
You might also like to view...
All of the following fall under the barrier method of contraception, EXCEPT ________.
A. male condoms. B. female condoms. C. birth control pills. D. diaphragms.
Health Professions
Which of the following is an example of the most common type of host?
A. fleas B. poisons C. human beings D. chemical pollutants
Health Professions
Measurements of lesion removals and repairs are counted in millimeters
Indicate whether the statement is true or false
Health Professions
The "E" chart is used for patients who cannot read or who do not speak English.
a. true b. false
Health Professions