Which number indicates the arrector pili muscle?
A. 1
B. 2
C. 3
D. 4
E. 5
C
You might also like to view...
The nasal septum
A. divides the nose into superior and inferior chambers. B. forms the floor of the nasal cavity. C. is the opening of the nose to the outside environment. D. is the part of the nose responsible for the sense of smell. E. divides the nose into right and left chambers.
A drug company would like to market a new form of birth control. One effective option would be an antagonist to the progesterone receptor.
Answer the following statement true (T) or false (F)
Which of the choices below describes the forces that act to pull the lungs away from the thorax wall and thus collapse the lungs?
A) compliance and transpulmonary pressures B) compliance and the surface tension of the alveolar fluid C) the natural tendency for the lungs to recoil and the surface tension of the alveolar fluid D) the natural tendency for the lungs to recoil and transpulmonary pressures
true or false? An enzyme speeds up a chemical reaction in the cell, but can only be used once.
a. true b. false