Which of the following is not a feature of cardiac muscle?
A. They are very rich in myoglobin.
B. They are rich in glycogen.
C. They depend almost exclusively on aerobic respiration.
D. They have larger than average mitochondria.
E. They have about the same endurance as skeletal muscle fibers.
Answer: E
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A. Produce new bipolar receptor cells B. To form basal stem cells C. To oxidize volatile hydrophobic odorant molecules to make them less soluble D. To repair damaged receptor cells
On sagittal MR images, the ligament that is seen passing between the laminae of the vertebrae on either side of the spinous processes is the ligamentum flava.
Answer the following statement true (T) or false (F)
The chemical symbol O=O means ________
A) the atoms are double bonded B) both atoms are bonded and have zero electrons in the outer orbit C) zero equals zero D) this is an ionic bond with two shared electrons
If a pneumothorax occurs, pleural pressure and alveolar pressure become __________ barometric pressure.
A) equal to B) greater than C) less than