Question: What is a concubine? Why did God allow men to have concubines in the Bible? Answer: A concubine is a female who voluntarily enslaves and sells herself to a man primarily for his sexual pleasure. Concubines in the patriarchal age and beyond did not have equal status with a wife.
The type of muscle that is voluntary and striated is skeletal muscle. This type of muscle has a banded appearance called striations. The peripheral nervous system controls skeletal muscle.
Contractions in striated muscles are voluntary, except for the heart muscle, in which contractions are involuntary. Cardiac muscle is often treated separately from the other striated muscles, as it has somewhat different characteristics. A sarcomere is the functional unit of striated muscles.triated muscle tissue is muscle tissue that has repeating sarcomeres, in contrast with smooth muscle tissue. Specifically, striated muscles are: 1  Pharyngeal muscle (embryologically different from skeletal muscle).