BIOD 152 Exam 4
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BIOD 152 Exam 4
- cardiovascular system is a
Answer: closed system
- cardio =
Answer: heart
- vascular =
Answer: vessels
- name 3 functions of cardiovascular system
Answer:
1) transportation 2) prevents loss of blood from ruptured vessels 3) helps fight off pathogens
- cardiovascular system transports what?
Answer: gases, nutrients and wastes
- describe the heart
Answer: hollow, cone-shaped, muscular pump
- Location of the heart
Answer: pericardial cavity, anterior of mediastinum
- layers of the heart
Answer: pericardium, myocardium, endocardium
- Pericardium
Answer: membranous sac enclosing the heart protects the heart
endothelium with lubricating fluid
- Myocardium
Answer: muscular, middle layer of the heart
layer that contracts the heart
- Endocardium
Answer: inner lining of the heart
continuous with blood vessel linings
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