The ________ valves separate the ventricles from the arteries leading to the lungs and body.
A. atrioventricular (AV)
B. mitral (bicuspid)
C. semilunar
D. tricuspid
Answer: C
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For a patient who is bleeding, which of the following is the immediate response of the human body?
A) Vasoconstriction caused by the parasympathetic nervous system B) Increased production of red blood cells and hemoglobin C) Vasoconstriction caused by the sympathetic nervous system D) Increased pulse pressure to promote better circulation of oxygen
The EMT should recognize a possible spinal column injury with no spinal cord involvement when he discovers what assessment finding?
A) Tenderness to the thoracic spine with intact motor and sensory to each extremity B) Intact motor ability to all four extremities with loss of sensation to the legs C) Pain to the cervical spine with loss of sensation to the right arm and leg D) Intact sensation to all four extremities with loss of motor ability to the arms
When substances that are normally not present in the urine (such as glucose) of healthy individuals are detected, what has taken place?
A) Disease progression B) Seroconversion C) Renal threshold has been reached D) Chemical alteration
Hyperthermia results in:
A) an abnormally high core temperature. B) shivering to release heat. C) thermogenesis. D) vasoconstriction.