Knowledge check lesson 2 answers: n n
1. Internal Respiration.........Movement ofoxygenand carbon
n n n n n
n dioxide into and n n ..........................................into and out of n n n n
n cells
Cellular Respiration..............Use of oxygen by cells to produce
n n n n n n n
n ATP
External Respiration.............Movement of oxygen and carbon
n n n n n
dioxide by ............................................diffusion
n n between
capillaries and alveoli
n n n
2. Which describes Boyle's Law?
n n n
n Answer: Pressure is inversely related to
n n n n n
n volume
3. Which is the normal respiratory rate for adults?
n n n n n n n
Answer: 12–18 breaths per
n n n
nminute
4. Which capacity is calculated by adding tidal volume and inspiratory reserve volume?
n n n n n n n n n n n
n Answer: Inspiratory capacity
n n
5. How many oxygen molecules can bind with one hemoglobin molecule?
n n n n n n n n n
n Answer: 4 n
6. Which of the following best describes the flow of lymph in the body?
n n n n n n n n n n n n