The average adult heartbeat is:
A) 50-80.
B) 60-90.
C) 90-110.
D) 100-125.
B
Explanation: A) A heartbeat as low as 50 can be seen in athletes, but not most adults.
B) Correct.
C) A heartbeat between 90 and 110 is high for an adult.
D) A heartbeat between 100 and 125 is tachycardia.
You might also like to view...
Which of the following is characteristic of the primary immune response (first encounter with an
antigen) as compared with the secondary immune response (later encounter with the same antigen)? A) Faster. B) More antibodies are produced in the primary exposure than the secondary exposure. C) More IgM antibodies are produced. D) All of the above.
The disparity in health and mortality observed in Europe and the US which is clearly tied to socio-economic factors has been termed
A) financial block. B) status syndrome. C) selective evolution. D) middle-class invisibility.
Answer the following statement(s) true (T) or false (F)
1. Drinking water is the recommended way to rehydrate the body when exercise duration is less than one hour. 2. Sport drinks should have a carbohydrate concentration of at least 15 percent. 3. Due to less testosterone, women's exercise endurance may be lower than men's. 4. Female athlete triad is the term for a female athlete who is underweight and nonmenstruating. 5. The female athlete triad is a life-threatening syndrome.
The pulmonary artery carries
A. oxygen-rich blood back to the heart. B. oxygen-poor blood to the heart. C. oxygen-poor blood to the lungs. D. oxygen-rich blood to the body.