The relatively few ________ residing in connective tissues engulf invading pathogens and release chemicals that attract many more cells to assist in the body's defense.
Fill in the blank(s) with the appropriate word(s).
fixed macrophages
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The common fibular nerve and the tibial nerve branch from which nerve?
A) sciatic nerve B) femoral nerve
An increase in white blood cell number at sites of injury, which is characteristic of inflammation, is called ________.
A. chemotaxis B. leukocytosis C. leukemia D. diapedesis
Which phase of the uterine cycle is characterized by degradation of the functional zone?
A) uterine phase B) menstrual phase C) proliferative phase D) secretory phase
Which of the following is NOT true about astrocytes?
A. They can wall off an injury site to prevent spread of inflammation. B. They can prevent toxic substances from entering brain tissue. C. They can release chemicals that promote formation of synapses. D. They can aid in the regeneration of injured neurons.