In adults, the only site of red blood cell production, and the primary site of white blood cell formation, is the
A) liver.
B) spleen.
C) thymus.
D) red bone marrow.
E) yellow bone marrow.
D
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Emphysema is a disease characterized by low lung compliance, obstructed airways, and ventilation-perfusion inequality.
Answer the following statement true (T) or false (F)
Which of the following is incorrect pertaining to the female perineum?
A) The greater vestibular glands are typically palpable. B) The bulbs of the vestibule are composed of erectile tissue. C) Located immediately within the vaginal orifice, the hymen is a thin fold of mucous membrane that ruptures in young women with physical activity or sexual intercourse. D) The vestibule is the space enclosed by the labia minora. E) The mons pubis is composed of skin covering fatty tissue.
Congestive heart failure means that the pumping efficiency of the heart is depressed so that there is inadequate delivery of blood to body tissues
Indicate whether the statement is true or false
Synthesis of neuropeptides differs from that of other neurotransmitters because it:
A. takes place in the axon terminals of neurons. B. takes place in the cell bodies of neurons. C. takes place on ribosomes in the postsynaptic cell's membrane. D. uses amino acids as precursor molecules. E. only takes place at synapses outside the central nervous system.