When adenylyl cyclase is activated,

A) calcium ions are released from intracellular stores.
B) cAMP is formed.
C) cAMP is broken down.
D) steroids are produced.
E) protein kinases are metabolized.


B) cAMP is formed.

Anatomy & Physiology

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One of the unhealthy effects of blood doping is to

A. increase the viscosity of the blood. B. increase the carbon dioxide carrying capacity of the blood. C. increase the oxygen carrying capacity of the blood. D. decrease the blood pressure in the arteries. E. decrease the oxygen carrying capacity of the blood.

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Which of the following is an example of a flat bone?

Which of the following is an example of a flat bone? A. talus B. maxilla C. radius D. scapula

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Action potentials are transmitted on a one-to-one basis at both a neuromuscular junction and a synapse

Indicate whether the statement is true or false

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What is the pacemaker of the heart?

A) AV node B) SA node C) bundle of His D) Purkinje fibers

Anatomy & Physiology