The Interatrial Opening, Which Results in the Interatrial Partition Remaining

question 43

Multiple Choice

The interatrial opening, which results in the interatrial partition remaining functionally incomplete up to the time of birth, is known as which of the following?

• A) ductus arteriosus
• B) ligamentum arteriosum
• C) foramen ovale
• D) ductus venosus
• E) inferior vena cava

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Definitions:

Hemiparesis

A condition of weakness or partial paralysis affecting only one side of the body.

Hemiplegia

Paralysis of one side of the body, often resulting from a stroke or brain injury.

Peripheral Nervous System

The part of the nervous system consisting of the nerves and ganglia outside of the brain and spinal cord.

Neurons

Specialized cells that transmit nerve impulses; the basic working unit of the brain and the nervous system.