The Heart Has an Extensive ________ System That Initiates and Coordinates

question 306

Multiple Choice

The heart has an extensive ________ system that initiates and coordinates contractions.

• A)electrical
• B)filtration
• C)muscular
• D)vascular

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Definitions:

Genus Pongo

The taxonomic group that includes the great apes known as orangutans, native to Indonesia and Malaysia.

Orangutans

Large apes native to Indonesia and Malaysia, known for their red-brown hair and highly intelligent, solitary behavior.

Placenta

The partly fetal and partly maternal organ whereby materials are exchanged between fetus and mother in the uterus of placental mammals.

Embryo/Fetus

The stage of development in vertebrates from fertilization until birth, beginning as an embryo and later developing into a fetus.