a) Define Peristaltic movement
b) What is diaphragam?
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Answered by
2
Answer:
PERISTALTIC MOVEMENT: It is contraction and relaxation of food in food pipe or oesophagus.
DIAPHGRAM: It is the muscle tissue that separate the thoraic cavity from the abdomen.
Answered by
1
Answer:
b) it is a female protection.
it's used by only females.
diaphragm prevent many diseases and entry of sperm so sperm can not enter in vagina.
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