Answer:
What is the universe made of? Astronomers face an embarrassing conundrum: they don't know what 95% of the universe is made of.
Explanation:
Answer: dentist
Explanation:
Dentists are specialize in dentistry, which is a branch of medicine which consist in the study, diagnosis, prevention and treatment of diseases related with the "mouth" or oral cavity. In other words, they diagnoses problems with the teeth and gums.
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These include the paired ovaries, paired uterine tubes, uterus (uterine horns), cervix, vagina, and the mammary glands. The ovaries are both an exocrine organ producing cells, i.e., ova, and an endocrine organ, secreting hormones, i.e., estrogen and progesterone.
Peristalsis in the Esophagus event triggers the opening of the gastroesophageal sphincter.
<u>Explanation:</u>
- In the esophagus, there are two types of peristalsis occurs.The first one is a "primary peristaltic wave" occurs through which bolus enters esophagus during swallowing.
- This "wave pushes the bolus down esophagus", into stomach in a wave lasting about 8–9 seconds.
- The esophageal sphincter in the lower region is separated by both sympathetic and parasymphathetic nerves.
- The pathways of vagal are a major for the relaxation of reflex of LES and this occurs in LES relaxations.
