If a red blood cell is 100% saturated, how many molecules of O2 are bound to it?
A. 250 million molecules of O2
B. 4 molecules of O2
C. 1 billion molecules of O2
Answer: C. 1 billion molecules of O2
Anatomy & Physiology
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Clouding of the lens is called
A. detached retina. B. macular degeneration. C. glaucoma. D. a cataract.
Anatomy & Physiology
Which of the following structures senses change in rotational acceleration of the head in order to help maintain dynamic equilibrium?
a) cochlea b) semicircular canals c) maculae of the vestibule d) organ of Corti e) vestibulocochlear nerve
Anatomy & Physiology
Which of the following is not retroperitoneal?
A. aorta B. inferior vena cava (IVC) C. pancreas D. adrenals E. They are all retroperitoneal.
Anatomy & Physiology
Botulism is caused by a toxin from bacteria in the species
a. Clostridium b. Escherichia c. Salmonella d. Staphylococcus e. Streptococcus
Anatomy & Physiology