Bee sting venom is considered to be which type of allergen?
A. Ingestant
B. Injectant
C. Inhalant
D. Contactant
Answer: B
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A heptose contains how many carbon atoms?
A) 4 B) 5 C) 6 D) 7
Contraction of ______ muscle is mostly voluntary.
A. caridac B. smooth C. skeletal D. two of the above
Effects of bacterial exposure may lead to disease in the host. Place the following occurrences in the proper sequence or order.
A) disease, infection, contact B) contact, disease, infection C) contact, infection, disease D) infection, contact, disease
Gas exchange in the lungs occurs as a result of
A) active transport of gases between the blood and the alveolus. B) facilitated diffusion of gases between the hemoglobin and the alveolus. C) active transport of gases between hemoglobin and the alveolus. D) diffusion of gases between the blood and the alveolus. E) facilitated diffusion of gases between the blood and the alveolus.