Answer:
The respiratory system includes the nose, mouth, throat, voice box, windpipe, and lungs.
Air enters the respiratory system through the nose or the mouth. If it goes in the nostrils (also called nares), the air is warmed and humidified. Tiny hairs called cilia (SIL-ee-uh) protect the nasal passageways and other parts of the respiratory tract, filtering out dust and other particles that enter the nose through the breathed air.
The answer would be true! Jackie Robinson was the first African-American to play in the MLB.
Answer/Explanation:
Cystogram = X - ray of structures of urinary tract
BUN = Test to determine levels of urea nitrogen or waste product in blood
Uremia = nitrogenous waste products filtered from the blood
Creatinine = waste in the blood
KUB = x - ray of bladder
<em>~Lenvy~</em>
