Q: Asthma affects what tiny branches into which the bronchi are divided? Choices: - macrophages - cilia - platelets - bronchioles A:
bronchioles

Q: Cold sores, influenza, and the common cold are all? Choices: - digestive infections - trend infections - anal infections - viral infections A:
viral infections

Q: Q: There is always a slightly negative pressure within what cavity, helping keep the airways of the lungs open? Choices: - anal - cervical - spinal - thoracic A:
A: thoracic

Question: Q: Which system consists of all the bones of the body? Choices: - circulatory system - nervous system - digestive system - skeletal system A:
Answer: skeletal system

*Question*
Q: In what do substances combine chemically to form a new substance? Choices: - suspension - component - element - compound A:
**Answer**
compound

(Q).
Q: When the volume of a gas is decreased, what happens to its pressure? Choices: - drops - LOWERS - STAYS THE SAME - increases A:
(A).
increases