Blood returning to the heart from the systemic circuit first enters the
A) right atrium.
B) right ventricle.
C) left atrium.
D) left ventricle.
E) conus arteriosus.
Answer: A
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The femorotibial and femorpatellar joint in quadrupeds is the ______________ joint
Fill in the blank(s) with correct word
Cytotoxic T cells
a. are not the most numerous of the T cells. b. secrete B-cell growth factor and T-cell growth factor. c. confer greater phagocytic properties on macrophages, converting them into angry macrophages. d. release antigens. e. bind with class II MHC glycoproteins.
Which of the following conditions is mismatched with its description?
A. Hemorrhagic anemia - loss of blood from the body B. Pernicious anemia - loss of blood from the body C. Hemolytic anemia - increased destruction of erythrocytes D. Iron deficiency anemia - lack of iron absorption for erythropoiesis E. Aplastic anemia - bone marrow fails to produce erythrocytes
The ____ trunk drains the head and neck
a. jugular b. intestinal c. lumbar d. bronchomediastinal