Definetly A. They work on the ability to supply oxygen to the lungs from the heart, to help them run.
Answer:
The purpose is to not have to do mouth to mouth CPR (conventional CPR)
Explanation:
Answer:41 degrees Fahrenheit
Explanation:
Answer:
Osteons are cylindrical structures that contain a mineral matrix and living osteocytes connected by canaliculi, which transport blood. They are aligned parallel to the long axis of the bone. Each osteon consists of lamellae, which are layers of the compact matrix that surround a central canal called the Haversian canal.
Toddlers. they are toddlers
