Answer:
Each tooth is composed of dentine and pulp cavity.
Explanation:
Human teeth are made up of four different types of tissue: pulp, dentin, enamel, and cementum. The pulp is the innermost portion of the tooth and consists of connective tissue , nerves, and blood vessels, which nourish the tooth.By volume, 45% of dentin consists of the mineral hydroxylapatite, 33% is organic material, and 22% is water. Yellow in appearance, it greatly affects the color of a tooth due to the translucency of enamel. Dentin, which is less mineralized and less brittle than enamel, is necessary for the support of enamel.
Cardiovascular system. It’s main function is to pump blood.
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Answer:
Good Samaritan laws offer limited protection to someone who attempts to help a person in distress. Good Samaritan laws are written to encourage bystanders to get involved in these and other emergency situations without fear that they will be sued if their actions inadvertently contribute to a person's injury or death. the bystander cannot get sued for helping.
Explanation:
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