Acting alone, epinephrine and thyroid hormone each stimulates release of only a small amount of fatty acids from adipose cells. In the presence of thyroid hormone, epinephrine causes a much more substantial release of fatty acids from the cells. What is the term describing the effect of thyroid hormone on epinephrine's actions?
A. Direct
B. Permissive
C. Antagonistic
D. Agonistic
E. Paracrine
Answer: B
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A) haustra B) cilia C) villi D) rugae
What stem cell gives rise to all formed elements?
A) lymphoid stem cell B) megakaryocyte C) hemocytoblast D) myeloid stem cell E) reticulocyte
Answer the following statements true (T) or false (F)
1. The external auditory canal connects the throat to the middle ear and can allow the spread of infection from the throat to the middle ear. 2. The inner ear is responsible for the sense of hearing and equilibrium. 3. The bony labyrinth is divided into three parts: the cochlea, the vestibule, and the semicircular canals. 4. The membranous labyrinth is filled with endolymph. 5. The crista ampullaris is stimulated when you move your head.
The renal veins carry oxygen-rich blood to the kidneys
Indicate whether the statement is true or false