Research shows that neurofibrillary tangles are the primary cause of Alzheimer's disease. Neurofibrillary tangles are associated with microtubules. Based on your knowledge of microtubules, explain what may happen to microtubules to cause Alzheimer's disease.
What will be an ideal response?
Microtubules determine the overall shape of the cell, among other things. They are dynamic organelles constantly growing from the centrosome, dissembling, and then reassembling. In Alzheimer's disease the structure of the microtubule collapses.
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A midsagittal section of the body would pass through the
A) kidney. B) lung. C) heart. D) spleen. E) leg.
The supraspinous ligament is
A) a paired ligament that connects the laminae of adjacent vertebrae. B) a fibrous band that connects the posterior surfaces of adjacent vertebral bodies. C) a band of fibrous tissue connecting the spinous processes of adjacent vertebrae. D) a longitudinal fibrous band that is attached to the tips of spinous processes from C7 to the sacrum. E) a wide fibrous band that connect the anterior surfaces of the adjacent vertebral bodies.
Explain how Ca2+ levels inside myocardial cells are altered.
What will be an ideal response?
According to the Bohr effect, a low level of oxyhemoglobin enables the blood to transport more CO2.
Answer the following statement true (T) or false (F)