Stuff that you do that makes you who you are.
Answer: Shivering helps raise body temperature.
Explanation: Shivering - nerve impulses are sent by the hypothalamus to the skeletal muscles to bring about rapid contractions that generate heat. Shivering therefore helps raise the body temperature. Increase in metabolic rate - the liver produces extra heat in order to raise the temperature of the body
Answer:
Blood enters the heart through two large veins, the inferior and superior vena cava, emptying oxygen-poor blood from the body into the right atrium of the heart. As the ventricle contracts, blood leaves the heart through the pulmonic valve, into the pulmonary artery and to the lungs where it is oxygenated.
The correct answer is C. Hope this helps!
Answer:
False
Explanation:
Chronic diseases cannot be spread
