The major organs of the cardiovascular and respiratory systems, the heart and lungs, reside in the ________ cavity
A) thoracic B) cranial C) spinal D) abdominopelvic
Answer: A
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The type of muscle fibers that are striated, form Y-shaped branches, and have junctions called intercalated discs are
A. skeletal and voluntary. B. smooth. C. voluntary. D. cardiac. E. skeletal.
Pancreatic somatostatin stimulates digestion in a variety of ways by increasing nutrient breakdown and absorption
a. True b. False Indicate whether the statement is true or false
The cervical plexus is the origin of the ________ nerve(s).
A. radial B. oculomotor C. musculocutaneous D. sciatic E. phrenic
Which of the following statements about blood is false?
A) It contains buffers that control pH. B) Normal pH is 6.8 to 7.0. C) It is more viscous than water. D) It is about 55 percent plasma. E) None of the statements are false; all are true.