A Closed Circulatory System as Opposed to an Open System

question 51

Multiple Choice

A closed circulatory system as opposed to an open system permits

• A)transport of blood which is always enclosed within vessels from and back to a pump,the heart.
• B)a larger capacity for blood.
• C)degradation of nutrients in the blood and waste removal.
• D)oxygen to be carried in cells present in the blooD.
• E)messages to be carried to the neurons.

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Definitions:

Lead Paint

A type of paint that contains lead, a toxic metal, which can cause serious health problems, especially in children if ingested or inhaled.

Fetus

A developing human from roughly eight weeks after conception to the moment of birth.

Premature Birth

The birth of a baby before the standard period of pregnancy is completed, typically before 37 weeks of gestation, which may lead to several health challenges for the infant.

Germinal

Referring to the earliest stage of development after fertilization, when the organism is a rapidly dividing mass of cells.