The pneumotaxic center is located in the __________, and functions by:
A. medulla oblongata; causing inspiration when stimulated.
B. pons; inhibiting the dorsal respiratory group and increases the speed and depth of breathing.
C. medulla oblongata; causing forced inspiration or expiration.
Answer: B. pons; inhibiting the dorsal respiratory group and increases the speed and depth of breathing.
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Which of the following organelles provide additional surface area for absorption?
A. Microvilli B. Flagella C. Cilia D. Centrioles E. Ribosomes
Name the body system that eliminates nitrogen-containing wastes from the body
A) digestive B) circulatory C) respiratory D) urinary
As a way to conserve glucose for the cells of the nervous system during glucose sparing, the body preferentially catabolizes:
A) glycogen. B) amino acids. C) glycerol. D) fatty acids.
Which of the following statements is correct?
A) In deuterostome animals, the blastopore becomes the mouth and the anus forms at a distant site. B) In coelomate animals, the coelom is located between the endoderm and the mesoderm. C) Arthropods show metamerism and tagmatization. D) Deuterostomes include the arthropods, echinoderms, and chordates.