Discuss the type of glial cell that becomes activated within a brain region affected by injury
What will be an ideal response?
Astrocytes are activated to divide rapidly when injury occurs in the brain. Although this growth stabilizes the damaged tissue, it may also impede complete healing. Recent research has demonstrated that excess astrocyte activity actually inhibits the regrowth neurons, leading to more permanent defects.
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________ is a buffer that helps to increase the pH of chyme.
A) Secretin B) Trypsin C) Sodium bicarbonate D) Bile salt E) Cholecystokinin
A receptor that has a membrane that contains many mechanically regulated ion channels would be a
A) Thermoreceptor. B) Tactile receptor. C) Light receptor. D) Chemoreceptor E) Nociceptor.
The primary germ layer that gives rise to the epidermis, brain, and spinal cord is the __________.
Fill in the blank(s) with the appropriate word(s).
The cells of the macula densa and the juxtaglomerular (JG) cells form the:
A) juxtaglomerular apparatus (JGA). B) renal corpuscle. C) filtration membrane. D) nephron loop (loop of Henle).