How much oxygen is generally transported in combination with hemoglobin in red blood cells?
A. 1.5%
B. 7%
C. 70%
D. 98.5%
D
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Activation of a ________ leads to the perception of pain and itch.
Fill in the blank(s) with the appropriate word(s).
Lymph differs from plasma in that
A) lymph contains more protein than plasma. B) lymph contains white blood cells, whereas plasma does not. C) plasma contains more protein than lymph. D) lymph contains electrolytes and plasma does not. E) There is no difference; lymph and plasma are the same.
Answer the following questions true (T) or false (F)
1. The left side of the heart is often called the systemic pump due to blood flow to the body. 2. From superficial to deep, the pericardial sac consists of the fibrous pericardium, visceral pericardium, parietal pericardium, and the epicardium. 3. The left ventricle has greater muscle mass than the right ventricle since it pumps against greater resistance.
The rectum is located in the ________ body cavity
A) dorsal B) abdominal C) thoracic D) pelvic