My Crossword Maker Logo
Powered by BrightSprout
Save Status:
or to save your progress. The page will not refresh.
Controls:
SPACEBAR SWITCHES TYPING DIRECTION
Answer Key:
Edit a Copy:
Make Your Own:
Crossword Word Search Worksheet
Rate This Puzzle:
Log in or sign up to rate this puzzle.

Respiratory System - gas exchange

Across
Only 1.5% is dissolved in blood plasma. 98.5% O2 binds to HB in RBC
Only use 25% of available O2. The remaining 75% will be carried by the blood plasma
Located in upper pons
Located in the lower pons
Respiratory center that controls rhythm of breathing
External respiration
The increase partial pressure of O2, the increase O2
The diffusion of O2 from the air in the alveoli to blood capillaries
Temperature increase, increase O2
Down
Internal respiration
The exchange of O2 and CO2 between systemic capillaries and the tissue cells
78% transported in blood plasma as HCO-3
Acidity increases for O2 decreases
Decrease affinity of HB to O2