During concentric isotonic contraction of a skeletal muscle fiber, which of these occurs?
A. sarcomeres lengthen
B. A bands shorten
C. I bands shorten
D. A bands lengthen
E. thin filaments shorten
C
Anatomy & Physiology
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The essential hormone that regulates the level of calcium in your blood is produced by the:
A) adrenals B) pituitary C) hypothalamus D) thymus E) parathyroids
Anatomy & Physiology
Which type of tooth is responsible for crushing and grinding?
A. Incisor B. Canine C. Cuspid D. Molar
Anatomy & Physiology
The prime metabolic effect of cortisol is gluconeogenesis
Indicate whether the statement is true or false
Anatomy & Physiology
The centrosome is considered to be an inclusion.
Answer the following statement true (T) or false (F)
Anatomy & Physiology