What is not true of epithelial cells?
A) They regenerate readily. B) They are bound together to form sheets.
C) They are richly vascularized. D) They have a free surface.
Answer: C
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The parietal lobe of the brain:
A) is where the optic nerve originates and processes vision. B) is important for voluntary motor action and personality traits. C) controls somatic functions for the contralateral side of the body. D) controls functions such as long-term memory, taste, and smell.
In Kartagener syndrome, the protein dynein is not produced. Which of the following would result?
A. Ribosomes would be unable to produce functional proteins. B. Mitochondria could no longer produce ATP. C. Cell plasma membranes would become rigid, tear, and leak calcium into the surrounding tissues. D. A male would be infertile due to non-motile sperm.
When the right atrium contracts, the ________.
A. right ventricle always contracts simultaneously B. left atrium and left ventricle always relax simultaneously C. left atrium always contracts simultaneously D. left atrium always relaxes simultaneously
The nasal cavity is separated from the oral cavity by the
A) hard palate. B) soft palate. C) cribriform plate. D) internal nares. E) pharyngeal septum.