Cyanosis is caused by ?
- An increased concentration of reduced hemoglobin
- Hypoxia
- A decreased concentration of oxyhemoglobin
- None
Explanation
a deep narrow valley with steep sides and often with a stream flowing through it. 2 : something resembling a canyon the city's concrete canyons.
Related MCQs
MCQs will be added soon
Leave a Reply
Your email address will not be published. Required fields are marked *
