Which physiological change occurs as part of the fight-or-flight mechanism?
a. Oxygen intake falls.
b. Heart rate increases.
c. Blood pressure drops.
d. Blood flow to the brain decreases.
e. Blood flow to muscles decreases.
b
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Which of the following statements is true of stretching?
A. Static stretching requires a fast and repetitive bouncing motion to achieve a greater degree of stretch. B. Stretching exercises utilize fatty tissue and aid in weight loss. C. Dynamic stretching exercises help improve circulation and range of motion. D. Stretching leads to loss of lean muscle and causes a decrease in metabolism. E. Ballistic stretching is the most recommended form of stretching.
Which of the following TCR gene variable regions possesses a "D" segment?
A. ? B. ? C. ? D. Both A and C E. All of the above
When tolerance to one drug results in tolerance to another drug, it is referred to as what type of tolerance?
A. Pharmacological B. Behavioral C. Reverse D. Cross
The term neurorrhaphy means ruptured nerve
Indicate whether the statement is true or false