When a heart beats out of rhythm, the condition is called
a. artificial respiration.
b. ventricular fibrillation.
c. artificial resuscitation.
d. ventricular resuscitatio

Insulin is a peptide therapeutic used to manage type 1 diabetes, which affects more than 20 million people worldwide according to the international diabetes federation. a significant limitation to the broad distribution and use of insulin to treat type 1 diabetes is the fact that it must be administered by injection rather than orally. why is insulin administered by injection and not orally?

During the first month of development, how many layers of cells make up the embryo? a. 1 b. 2 c. 3 d. 4

Astairway has 6 steps. is it a handrail required? a. a handrail is required b. a handrail is not required c. double handrails are required d. only nosing is required