Where in the body would you find low oxygen levels causing vasoconstriction and high levels causing vasodilation?
a. kidney
b. lungs
c. liver
d. heart

Give the names of the following body motions produced by muscle actions: increases the angel of a joint. turns the palm downward. decreases the angle of a joint. points the toes.

Females who lift weights are not going to develop large, bulky muscles because a. they have more muscle fibers than men b. they have thicker muscle fibers than men c. they have lower testosterone levels than men d. all of the above does not change length

11. two 1 l iv bags are to be administered at 150 ml/hr. how long will the iv last? round to the nearest hundredths