The shortest duration of muscle contraction occurs with _______
A) the intermediate load
B) the heaviest load
C) the lightest load
D) The duration of muscle contraction doesn't vary with the load lifted.
Answer: B) the heaviest load
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The anal __________ is a tight band of muscle that is ringlike in shape and constricts the opening of a passageway
Fill in the blank(s) with correct word
Testosterone in the male and progesterone in the female are responsible for the development and maintenance of secondary sexual characteristics
Indicate whether the statement is true or false
During fasting, blood glucose level is maintained through several sources. The first source of stored energy to be mobilized for blood glucose is:
A. adipose triglyceride B. hepatic ketone bodies C. skeletal muscle glycogen D. skeletal muscle protein E. hepatic glycogen
Hypersecretion of glucocorticoids, often caused by a tumor, results in ________
A) Cushing's syndrome B) Graves' disease C) diabetes insipidus D) Addison's disease