If the chemoreceptors detect a decrease in blood oxygen concentration, they will trigger __________.
What will be an ideal response?
vasoconstriction and increased cardiac output
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Which bone is seen on sectional images articulating with the anterior calcaneus?
A. talus B. cuboid C. navicular D. first cuneiform
During exercise, there is a decreased flow of blood to
A. the heart. B. the skeletal muscles C. the brain. D. the skin. E. the abdominal organs.
The lateral and medial __________ form the articular surfaces between the femur and the tibia.
Fill in the blank(s) with the appropriate word(s).
Extensive damage to oligodendrocytes in the CNS could result in
A) loss of the structural framework of the brain. B) a breakdown of the blood-brain barrier. C) inability to produce scar tissue at the site of an injury. D) decreased production of cerebrospinal fluid. E) reduced speed of nerve impulses.