This figure shows the major cavities within the skull. Which number indicates the frontal sinus?
A. 1
B. 2
C. 3
D. 4
E. The frontal sinus is not shown on this figure.
Answer: A
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Trachea, bronchi, alveoli.
A) Respiratory B) Endocrine C) Digestive D) Cardiovascular E) Urinary
Extensive damage to oligodendrocytes in the CNS could result in
A) loss of the structural framework of the brain. B) a breakdown of the blood-brain barrier. C) inability to produce scar tissue at the site of an injury. D) decreased production of cerebrospinal fluid. E) reduced speed of nerve impulses.
There are no sensory neurons associated with the autonomic nervous system.
Answer the following statement true (T) or false (F)
Which of the following statements best describes complete protein?
A) derived from meat and fish only B) must contain all the body's amino acid requirements for tissue maintenance and growth C) derived only from legumes and other plant material D) meets all the minimum daily requirements for a healthy diet