Which vein drains blood from the left side of the thorax and esophagus into the left brachiocephalic vein

Is it considered muscle s ennervation if sympathetic fibers innervate the vessels within the muscle?

How have high taxes on tobacco products impacted the number of people who use them? a. the number of tobacco users has increased. b. the number of tobacco users has decreased. c. the number of tobacco users has not changed. d. the number of adolescent tobacco users decreased, while the number of adult users increased

How do you know that the plant cells in these two images have different jobs, or functions? a. because all plant cells serve different functions b. because they are two different colors c. because their dna are different d. because their structures are different