In systole, you should expect that your mitral valve and tricuspid valve to be closed (snap shut) and you should expect your pulmonary valve and aortic valve to open. Hope this helps
Because humans have five senses: feel, see, taste, hear, and smell. When you step on a nail you basically going to feel it and you brain can sense that and it can trigger nerves which can cause pain.
Answer:
D. decreasing p or increasing B.
Explanation:
From the formula presented for the sake of answering this question as shown below:
n = Np (1-p)/
(N-1)B squared/4 + (p) (1-p)
Hence, the number of subjects can be reduced while having the least impact of the study reliability if we decrease the proportion of subjects needed (p) or increase the acceptable amount of error (B). This way, the study still remains reliable.
The answer is force because Force is needed to change the direction of a moving mass.
Answer:
A. They destroy antigens because they are a foreign object.
