Question at position 16 This glial cell has a star like appearance. It has many processes extending from its main cell body. It is called a(n) Question Blank 1 of 1[input].

Question

BlackTom AI · Accepted Answer

The clue describes a glial cell with a star-like appearance and many processes extending from the main cell body, which is characteristic of astrocytes.

First, consider the morphology: a star-shaped (stellate) appearance arises from numerous cytoplasmic processes radiating from the soma, which is a classic description of astrocytes in the CNS.

Second, recall the functions and identity of glial cell types. Astrocytes are a type of CNS glial cell that provide structural and metabolic support to neurons, participate in the formation of the blood–brain barrier, and help regulate extracellular ion balance and neurotransmitter clearance. Their numerous processes enable interactions with neurons and blood vessels, consistent with the description of many extending processes.

Next, contrast with other glial cells to test the description:
- Oligodendrocytes have fewer, longer processes and are primarily responsible for myelinating CNS axons, not described as star-shaped. 
- Microglia are smaller, irregular in shape when activated, and act as resident immune cells rather than exhibiting a stellate architecture. 
- Ependymal cells line the ventricles and have cilia to help circulate CSF, not a star-shaped branching pattern. 
- Schwann cells, found in the peripheral nervous system, also support myelination but are not described by a star-shaped stellate morphology.

Thus, the combination of a star-like appearance and multiple extending processes most coherently identifies the astrocyte. This aligns with the concept of glial diversity in the CNS, where astrocytes play a key role in structural support and neuron–vascular interactions.

If you’re cross-checking, remember that the stellate morphology is a hallmark used in textbooks to visually distinguish astrocytes from other glial cells when reviewing histology slides.

Question at position 16 This glial cell has a star like appearance. It has many processes extending from its main cell body. It is called a(n) Question Blank 1 of 1[input].简答题

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