A chemical substance that is released into the blood by a gland and that controls or affects processes in other glands or body systems is a(n):
A) enzyme.
B) hormone.
C) leukotriene.
D) neurotransmitter.
Question 2
Which of the following statements made by an EMT shows he correctly understands capillary refill?
A) Capillary refill is a reliable sign of perfusion in adults, but not as reliable in infants and children.
B) Red flushed skin in the adult is a normal finding when assessing capillary refill.
C) A capillary refill of 4 or more seconds in any age patient indicates that he or she is well oxygenated.
D) For a capillary refill test to be normal for a child, it must be assessed at room temperature and be less than 2 seconds.
A parish nurse checks the blood pressure of a church member
blood vein and vessel
Blood pressure homeostasis
Location of Thyroid Gland
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How an Increase in Income Inequality Affects the Desired Tax Rate