Answer:
Most common endocrine disorders are related to improper functioning of the pancreas and the pituitary, thyroid and adrenal glands.
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Common symptoms of diabetes
Excessive thirst or hunger.
Fatigue.
Frequent urination.
Nausea and vomiting.
Unexplained weight loss or gain.
Vision changes.
Answer:
Three influenza pandemics occurred during the 20th century: the 1918-19 “Spanish flu,” the 1957-58 “Asian flu,” and the 1968-69 pandemic or “Hong Kong flu.” In 2009, the World Health Organization (WHO) declared a global pandemic of H1N1 flu.
Explanation:
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Answer:
Homologous structures are structures that are similar in related organisms because they were inherited from a common ancestor. These structures may or may not have the same function in the descendants. Figure below shows the hands of several different mammals. They all have the same basic pattern of bones
An ultrasound uses sound waves to produce images of a baby.