Macrophages that migrate to the epidermis to guard against pathogens are known as ________ cells.
Fill in the blank(s) with the appropriate word(s).
Langerhans
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Mary is tested for the amount of hemoglobin in her blood. The test results indicate that her hemoglobin level is 16 g/dL of blood. This value indicates that
A) she is suffering from anemia. B) she has fewer red blood cells than normal. C) her hematocrit is probably lower than normal. D) she may be suffering from a form of leukemia. E) her hemoglobin level is normal.
Delicate unpigmented hairs that cover the fetus in early development are called
A. terminal hairs. B. secondary hairs. C. primary hairs. D. vellus hairs. E. lanugo hairs.
What is a common protozoan parasite of poultry and wild birds? ______________________________
Fill in the blank(s) with correct word
A ligamentous connection such as an interosseous ligament is termed a
A) syndesmosis. B) symphysis. C) synchondrosis. D) synostosis. E) gomphosis.