Which germ layer is tooth enamel derived from?
A. ectoderm
B. mesoderm
C. endoderm
A
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An ovariohysterectomy is a type of castration
Indicate whether the statement is true or false
Which of the following would be an indication that an individual is suffering from leukemia?
A. The hematocrit is greater than 50. B. The blood cells are an odd sickle shape. C. Examination of the blood reveals a large number of immature leukocytes. D. Examination of the blood reveals a large number of immature erythrocytes. E. The person has polycythemia.
In this figure showing an anterior view of the heart, what is depicted by number 7?
A. Pulmonary semilunar valve B. Aortic semilunar valve C. Right atrioventricular valve D. Right atrium E. Left ventricle
The second branch off the abdominal descending aorta is the ____________________.
Fill in the blank(s) with the appropriate word(s).