4873hindbronx 4873hindbronx
  • 02-03-2018
  • Chemistry
contestada

what are the main structures of the respiratory system

Respuesta :

ahhhjooo ahhhjooo
  • 02-03-2018
The nose and nasal cavity form the main external opening for the respiratory system and are the first section of the body’s airway.
Answer Link

Otras preguntas

66 2/3 as a percentage
Using 6400 km as the radius of Earth, calculate how high above Earth’s surface you would have to be in order to weigh 1/16th of your current weight. Show all w
How is the modern era different from the Middle Ages
How Do Different Liquids Affect Plant Growth?
What is the easiest way to find the perimeter of a triangle
I have 4 factors. three are 1, 2, and 10. what is the fourth
Who was Sally Hemmings?
In which compound is the percent compositionby mass of chlorine equal to 42%? (1) HClO (gram-formula mass = 52 g/mol) (2) HClO2 (gram-formula mass = 68 g/mol) (
6 people meet for a business lunch. Each person shakes hands once with each other person present. How many handshakes take place? a. 30 b. 21 c. 18 d. 15 e. 10
Which list of elements contains two metalloids?(1) Si, Ge, Po, Pb (3) Si, P, S, Cl(2) As, Bi, Br, Kr (4) Po, Sb, I, Xe