The Tunica Dartos, Which Is Composed of Smooth Muscle Fibers

question 115

Multiple Choice

The tunica dartos, which is composed of smooth muscle fibers and fibrous connective tissue, is an inner layer of the:

• A) penis.
• B) vas deferens.
• C) scrotum.
• D) prostate gland.

Identify adaptations in various organisms for specific feeding strategies.

Comprehend the role and importance of vitamin D and the factors affecting its acquisition.

Recognize the consequences of dietary choices on health, specifically relating to vitamin B12 and veganism.

Understand the structure and function of the digestive systems in different organisms.

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Definitions:

Myelin

The fatty substance that surrounds the axon of some nerve cells, forming an insulating layer that speeds up signal transmission.

Oligodendroglial Cells

Oligodendroglial cells are a type of glial cell in the central nervous system responsible for producing and maintaining the myelin sheath, which insulates nerve fiber to enhance signal transmission.

Schwann Cells

Glial cells located in the peripheral nervous system, responsible for the myelination of neuronal axons, thereby increasing the speed of electrical impulses.

Central Nervous System

The division of the nervous system consisting of the brain and spinal cord, which integrates sensory information and directs bodily responses.