The movement of oxygen from the alveoli to the blood in the pulmonary capillaries depends on:
A) facilitated transport by way of the hemoglobin molecule.
B) active transport of oxygen from an area of lower concentration to an area of higher concentration.
C) diffusion of oxygen from an area of higher concentration to an area of lower concentration.
D) osmosis of the H2O molecule across the respiratory membrane, where oxygen dissociates from hydrogen.
C
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5. In the presence of irritation, the vocal cords can spasm, closing the glottic opening. This is known as:
A) glottico spasm. B) tracheal spasm. C) bronchospasm. D) laryngospasm.
The National Incident Management System (NIMS) is beneficial in an emergency response to a disaster or a terrorism attack because it provides for:
a. specific codes and terms to enhance communications among EMS, fire, and law enforcement personnel. b. increased funding and reimbursement for any EMS agency involved in the response. c. a consistent approach to managing a disaster when the response involves many different responders and agencies. d. federal control of any disaster scene regardless of location.