The tissue phagocytes, macrophages are derived from which agranulocyte?
a. neutrophils.
b. eosinophils.
c. basophils.
d. lymphocytes.
e. monocytes.
E
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Compared with skeletal muscle, which of the following is not true of smooth muscle?
A. There is one nucleus per cell. B. There are no striations. C. There are no Z discs. D. It has an ability to regenerate through mitosis. E. There are more T tubules.
Which hormone(s) dominate(s) the absorptive state?
a) Insulin b) Glucagon c) HGH d) All of these e) None of these
Which statement is consistent with the current understanding of neural tissue?
A. A person is born with all of the neurons they will ever have. B. Most neurons formed in fetal development last a lifetime, but some brain regions in adults can generate new neurons. C. Neurons are constantly dying and being replaced throughout all regions of the brain. D. Stem cells in the brain become glia, which can later become neurons if there is a need for them to do so.
Vessels that sometimes do not have a basal lamina are called
A) fenestrated capillaries. B) venules. C) continuous capillaries. D) sinusoidal capillaries. E) lacteals.