Which system is responsible for transporting carbon dioxide and waste products from the cell?
A. digestive
B. endocrine
C. nervous
D. cardiovascular
E. lymphatic
Ans: D. cardiovascular
Anatomy & Physiology
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Which of the following is the primary second messenger in G-protein coupled post-synaptic cells?
A) NO B) CO C) cAMP D) GABA E) ATP
Anatomy & Physiology
A faster-than-normal heart rate is called
A) tachycardia. B) bradycardia. C) hypercardia. D) hypocardia. E) procardia.
Anatomy & Physiology
Which of the following is part of the appendicular skeleton?
A. the skull B. the humerus C. the sternum D. all of the above
Anatomy & Physiology
Trabeculae are:
a. needlelike threads of spongy bone b. the basic structure of cartilage c. the basic structure of compact bone d. the basic structure of bone marrow
Anatomy & Physiology