Select the incorrect statement about slow pain
a. it is carried by large, myelinated fibers.
b. it is poorly localized.
c. it occurs by the stimulation of polymodal nociceptors.
d. it occurs for a longer time than fast pain.
e. it produces a dull, aching, burning sensation.
A
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Cardiovascular effects of the sympathetic division include all except ________.
A) constriction of most blood vessels B) dilation of the vessels serving the skeletal muscles C) increase of heart rate and force D) dilation of the blood vessels serving the skin and digestive viscera
Red blood cells (RBCs) have been placed in three different solutions: hypotonic, hypertonic, isotonic. What is the condition of the RBC in solution "B"?
A. crenated B. hypertonic solution C. isotonic solution D. hemolyzed E. hypotonic solution
Identify the veins that combine to form the brachiocephalic vein
A) external jugular, internal jugular, vertebral, and subclavian veins B) external carotid, internal carotid, external jugular, and internal jugular veins C) dural sinuses D) dural sinus and carotid sinus E) occipital, vertebral, and dural sinuses
In resting individuals, which vessels serve as a large blood reservoir from which blood can be quickly diverted to other vessels as needed?
a) Arteries and arterioles b) Arterioles and capillaries c) Venules and capillaries d) Veins and venules e) Aorta and veins