In a radiograph machine, the collimator should always be larger than the cassette being used
Indicate whether the statement is true or false
False
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The thymus is located posterior to the
A. manubrium of the sternum. B. body of the sternum. C. xiphoid process of the sternum. D. None of the above; the thymus is anterior to the thyroid gland.
The mechanism of contraction in smooth muscle is different from skeletal muscle in that ________
A) ATP energizes the sliding process B) the site of calcium regulation differs C) the trigger for contraction is a rise in intracellular calcium D) actin and myosin interact by the sliding filament mechanism
Answer the following statements true (T) or false (F)
1. One of the first signs of labor is the rupture of the “bag of waters.” 2. The birth weight of a baby usually triples by age 4 months. 3. Boys start and finish their early-teen growth spurt earlier than girls. 4. In older adulthood, the costal cartilage begins to soften, leading to a condition called “barrel chest.” 5. The prenatal period is the time before birth.
The central nervous system contains a dense network of lymphatic capillaries.
Answer the following statement true (T) or false (F)