The system that secretes hormones is the
A. endocrine system
B. lymphatic system
C. cardiovascular system
D. immune system
Answer: A
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Which of the following is NOT an important safety-promoting behavior for riding a bike?
A. following the specific traffic laws for bikes, rather than for other vehicles B. making sure the bike fits you properly C. making sure you are visible to other motorists D. wearing a helmet
Your recommended body weight is computed based on the selected health or high fitness fat percentage for your ____
A) ?age and gender B) ?age and ethnicity C) ?waist size D) ?height E) ?ethnicity and gender
A positive stressor is known as ________.
Fill in the blank(s) with the appropriate word(s).
The body's core muscles are the foundation for all movement and include
A) lower back, abdominal, and chest muscles. B) chest and abdominal muscles. C) deep back, abdominal, and hip muscles. D) upper back and shoulder muscles.