In young children, hemopoiesis occurs in most of their bones, but in adulthood it primarily occurs in
A. long bones of the hands and feet.
B. short bones of the appendicular skeleton.
C. the liver and spleen.
D. flat bones of the axial skeleton.
Answer: D
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Answer the following statements true (T) or false (F)
1. Postganglionic neurons of the parasympathetic nervous system have short axons. 2. Preganglionic neurons of the parasympathetic nervous system release norepinephrine. 3. Postganglionic neurons of the parasympathetic nervous system release norepinephrine. 4. Postganglionic neurons of the sympathetic nervous system release norepinephrine. 5. In normal, everyday conditions, the parasympathetic nervous system dominates control over many visceral effectors.
Which of the following is not thought to play a role in labor?
a. prolactin b. CRH c. inflammation d. fetal surfactant e. NF-?B
The three layers of the eyeball, from outer to inner, are the _______.
What will be an ideal response?What will be an ideal response?
The internal jugular veins join the subclavian veins to form the
A. superior vena cavae. B. axillary veins. C. brachiocephalic veins. D. azygos veins. E. external jugular veins.