During exercise, one generates excess heat and the body temperature rises. As a response, blood vessels dilate in the skin, warm blood flows closer to the body surface, and heat is lost. This is an example of ________.
A. dynamic equilibrium
B. set point adjustment
C. integration control
D. negative feedback
E. positive feedback
Answer: D
You might also like to view...
Medial and lateral excursion are special joint movements that involve the mandible.
Answer the following statement true (T) or false (F)
Sarcoplasm is the
A. cytoplasm of a muscle fiber. B. contractile thread that extends the length of the muscle fiber. C. plasma membrane of a muscle fiber. D. protein strand composed of actin or myosin. E. structural and functional unit of the skeletal muscle fiber.
Which of the following pairs is mismatched?
A) mandible: movable facial bone in skull B) maxilla: alveolar processes C) sphenoid: external acoustic meatus D) frontal: glabella E) occipital: foramen magnum
A 54-year-old man comes to a hospital with abdominal pain, jaundice, loss of appetite, and weight loss. On examination of his radiograms and CT scans, a physician finds a slowly growing tumor in the uncinate process of the pancreas. Which of the follow- ing structures is most likely compressed by this tumor?
(A) Main pancreatic duct (B) Splenic artery (C) Portal vein (D) Superior mesenteric artery (E) Superior pancreaticoduodenal artery