Answer:
Precapillary sphincters increase the flow of blood through a tissue when they relax.
<em>a)True</em>
Explanation:
Precapillary sphincters are rings of smooth muscle bands that surround the capillary opening. These structures help regulate blood flow and blood pressure. They respond to the body's needs and receive nerve and hormonal signals to relax or contract in consequence.
Answer: Yes, if the patient was treated for drug abuse, alcoholism, sickle cell anemia or HIV
Explanation:
The vast amount of breakdown of his tooth enamel and the black discoloration, I suspect tartar and tooth decay may be the primary cause of this deterioration
<h3>Tartar</h3>
A dentist will have to remove the build-up when tartar is the cause, typically by scraping the tartar off the teeth. The dentist may have to use ultrasonic instruments that use vibration to break up the tartar and make it easier to remove.
<h3>Tooth decay</h3>
In cases of decay, it's unlikely that a dentist will be able to improve the black teeth through a simple cleaning. they're going to instead need to remove the decayed portion of the tooth.
To learn more about Tooth decay.
brainly.com/question/13584114
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They are more likely to experience health problems
Answer:
Benign is a non- cancerous growth on the body. a malignant tumor is a cancerous tumor.
