Hemoglobin assists in the transport of
A. oxygen.
B. carbon dioxide.
C. hydrogen ions.
D. hydrogen ions, carbon dioxide, and oxygen.
Answer: D
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The structure labeled 3 in the diagram is a
a) somatic motor neuron. b) parasympathetic preganglionic neuron. c) parasympathetic postganglionic neuron. d) sympathetic preganglionic neuron. e) somatosensory neuron.
The parasympathetic division of the autonomic nervous system stimulates the body's vegetative activities such as digestion, urination, and defecation
a. True b. False Indicate whether the statement is true or false
Manubrium, body, and xiphoid process are all parts of the ________.
A. clavicle B. pelvis C. scapula D. sacrum E. sternum
Which of the following statements regarding blood clotting is TRUE?
A. Blood clotting requires activation of thrombin. B. Blood clotting is enhanced by prostaglandin I2 (PGI2) and nitric oxide. C. A blood clot is a network of interlacing strands of fibrinogen. D. Blood clotting occurs too rapidly in indivduals with the disease hemophilia. E. Injecting tissue plasminogen activator (t-PA) into a patient who is bleeding will aid blood clotting.