11-18-2007, 09:01 AM
A healthy, 37-year-old, recently divorced woman loses her job
at the auto factory. She picks up her three young children from the
factory day care center and gets into an automobile accident on the
way home. Her 5-year-old son, who was not wearing a seat belt, sustains
a severe head injury. The woman was not hurt in the accident,
but is hyperventilating as she sits in the waiting room at the
hospital. She complains of feeling faint and has blurred vision.
Which of the following is decreased in this woman?
A. Arterial oxygen content
B. Arterial oxygen tension (PO2)
C. Arterial pH
D. Cerebral blood flow
E. Cerebrovascular resistance
at the auto factory. She picks up her three young children from the
factory day care center and gets into an automobile accident on the
way home. Her 5-year-old son, who was not wearing a seat belt, sustains
a severe head injury. The woman was not hurt in the accident,
but is hyperventilating as she sits in the waiting room at the
hospital. She complains of feeling faint and has blurred vision.
Which of the following is decreased in this woman?
A. Arterial oxygen content
B. Arterial oxygen tension (PO2)
C. Arterial pH
D. Cerebral blood flow
E. Cerebrovascular resistance