Question 8 (worth 2 points)
(02.02 mc)
a surgeon removes a section of a body organ. once removed, the muscle tissue continues to contract, even in the absence of nervous stimulation. the removed section likely came from the
heart < < <
arm
spine
esophagus
points earned on this question: 2
question 9 (worth 2 points)
(02.02 mc)
which of the following correctly describes the appearance of muscle tissue found in the heart?
single-nucleus, non-striated, short cells < < (answer i chose that is wrong)
single-nucleus, striated, branching cells < < < (answer i think is that right one)
multinucleated, non-striated, branching cells
multinucleated, striated, long threadlike cells
points earned on this question: 0
question 10 (worth 2 points)
(02.01 lc)
this diagram shows the anterior muscles of the upper body. an arrow is pointing to the large muscle that occupies the anterior side of the right upper arm.
© image courtesy of 3dscience. com 2013
which muscle is identified in the image above?
biceps < < <
deltoids
hamstrings
triceps
points earned on this question: 2