Anatomy and Physiology II D313 WGU Study Guide Rated A
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Course
ANATOMY 2
Institution
ANATOMY 2
Anatomy and Physiology II D313 WGU Study Guide Rated A+
dextrocardia; situs inversus.
Where is the heart positioned?
deoxygenated blood
oxygenated blood
cardiac muscle
myocardium
diaphragm
sternum
base
apex
pericardium
pericardial cavity
pericardial fluid
endocardium
myocardium
epic...
Anatomy and Physiology II D313 WGU Study
Guide Rated A+
1). Dextrocardia; situs inversus.
Ans: The heart is on the right side of the thorax in a very small percentage of people.
These people have a condition called _______ , which is a developmental anomaly.
When the position of the organs of the abdomen is also affected, the condition is known
as __________.
2). Where is the heart positioned?
Ans: It is superior to the diaphragm.
It is medial to the lungs.
3). Deoxygenated blood
Ans: refers to the blood that has low oxygen saturation relative to blood leaving the
lungs
4). Oxygenated blood
Ans: refers to the blood that has been exposed to oxygen in the lungs
5). Cardiac muscle
Ans: an involuntary, striated muscle that makes up the walls of the heart
6). Myocardium
Ans: one of the layers of the heart wall, it includes cardiac muscle fibers
7). Diaphragm
Ans: a large dome-shaped muscle located within the chest cavity, just below the lungs
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, 8). Sternum
Ans: a long flat bone located in the central part of the chest
9). Base
Ans: located at the level of the third costal cartilage or the third bone of the rib cage
10). Apex
Ans: located at the sternum between the fourth and fifth ribs
11). Pericardium
Ans: a thin, fluid-filled sac that covers the outer surface of the heart
12). Pericardial cavity
Ans: a narrow cavity filled with a thin serous fluid, called pericardial fluid
13). Pericardial fluid
Ans: a thin serous fluid
14). Endocardium
Ans: a smooth, thin membrane lining the inner surface of the heart chambers
15). Myocardium
Ans: the heart muscle composed of cardiac muscle fibers
16). Epicardium
Ans: the thin, outer membrane of the heart wall
17). Endo
Ans: means inner
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