Mechanical digestion is the breaking down of food into smaller pieces physically. Mechanical digestion begins in the mouth as the food is chewed.
but in the case of chemical digestion, it breaks the food into simpler nutrients that can be used by the cells. Chemical digestion begins in the mouth when food mixes with saliva.
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Explanation:
For people 7 years of age and older who have not been previously immunized against tetanus, WHO recommends a 3-dose primary vaccination series with tetanus-diphtheria containing vaccine followed by 3 booster doses, to be protected throughout life.
Answer:
The appropriate primary vaccination series is as follows:
- First dose - week one
- Second dose - 4 - 8 weeks after the first dose
- Third dose - 6 - 12 months after the second dose
The answer is a. tympanoplasty tympan/o means eardrum, and -plasty means a surgical overhaul. Either to cure chronic inflammation or to reestablish function and tympanostomy tubes, are tiny airing tubes located through the eardrum to provide ongoing drainage for fluids and to relieve force that can construct up after childhood ear infections.
The main reason it can be hard to reach a diagnosis is simply because a disease or disorder is so rare that it is unrealistic for a doctor to be familiar with every one of the thousands of rare conditions. Another reason that it can be difficult to diagnose a rare disease is because many of these conditions are genetic.