Cardiovascular changes associated with exercise can be accounted for by local metabolic influences on skeletal muscle arterioles coupled with adjustments via the baroreceptor reflex
Indicate whether the statement is true or false
F
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The condition known as "flat feet" is due to a lower-than-normal longitudinal arch in the foot. A problem with which of the following would most likely contribute to this condition?
A) a loose calcaneal tendon B) weak tarsometatarsal joints C) weakness in the ligaments that attach the calcaneus to the distal ends of the metatarsals D) weakness in the ligaments that attach the talus to the tibia E) poor alignment of the phalanges with the metatarsals
The element that is necessary for the proper function of the enzyme carbonic anhydrase is
A) iron. B) cobalt. C) zinc. D) selenium. E) iodine.
The activation of certain receptors results in the phosphorylation of a target protein. The enzyme responsible for this phosphorylation would be classified as a __________
a. proteinase (or protease) b. receptorase c. phosphatase d. kinase e. ATPase
An unmyelinated nerve fiber conducts an impulse over its entire length with a slower rate of conduction than that of a myelinated fiber
a. True b. False Indicate whether the statement is true or false