Answer:
The correct option is: B) peristalsis
Explanation:
Peristalsis is the involuntary wave-like contractions and relaxations of the smooth muscles of the gastrointestinal tract of the humans.
These alternating contractions and relaxations produces a peristaltic wave that pushes the food down the esophagus of the digestive system. The peristaltic movement prevents the food from moving backwards and pushes the food forward.
The carotid arteries are a pair of arteries located on both sides of your neck that deliver blood to your head and brain. Hope this helps!
Answer:
Superficial vein
Explanation:
Whole blood for testing in clinical labs is usually collected from superficial vein.
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Answer:
Explanation:
Friction is the force needed to stop an object in motion