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Mrrafil [7]
4 years ago
10

Which layer of the heart wall contracts and is composed primarily of cardiac muscle tissue?

Biology
1 answer:
MAXImum [283]4 years ago
3 0

Answer:Myocardium

Explanation: Myocardium is the middle layer of the heart wall. It is also the muscle tissue of the heart.

Myocardium is the thickest layer of the heart wall. It is madeup of cardiac muscle cells. These muscle cells possess contracting capability like other muscle cells.

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7 0
3 years ago
Which factor in the Southwestern desert ecosystem is abiotic?
ioda

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Explanation:

Hope this helps^^

5 0
4 years ago
An 85-year-old woman is administered a general anesthetic for repair of a hip fracture. Which of the following properties of the
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4 years ago
Tectonic plates, part of the lithosphere are carried along on top of the asthenosphere due to the rise and Fall of magma and rac
zhenek [66]

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layering of sediments

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4 0
4 years ago
Read 2 more answers
1. In rabbits, white fur color (W) is dominant to black, and long ears (L) are dominant to
prisoha [69]

Answer:

below(sorry that the picture isn't that good)

Explanation:

white/short=4/16=25%

genotype-

1:2:2:3:1:2:2:2:1

phenotype-

8:3:4:1

6 0
3 years ago
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