A: juxtacrine signals
B: hormones
C: paracrine factors
D: immune synapses
举一反三
- In the following cells, which cell is derived from monocytes A: fibroblast B: macrophage C: mast cell D: plasma cell E: fat cell
- Which<br/>of the following cell is not labile cell () A: urothelial<br/>cell B: epidermis C: Lymphohematopoietic<br/>cell D: hepatocyte E: respiratory<br/>epithelial cell
- Which of the following is NOT true of interleukins? () A: They<br/>are cytokines which can be produced by various cells of the immune<br/>system. B: They<br/>are hormones which allow one cell to communicate with another cell. C: They<br/>are in need of receptors on the target cell in order to mediate their<br/>effects. D: They<br/>are able bind antigen with a high level of specificity. E: They<br/>are able to modulate various aspects of the B-cell arm of immune<br/>system.
- The stages which a cell passes from one cell division to the next is called () A: cell cycle B: life cycle C: energy cycle D: regeneration<br/>cycle
- Which of the following are incorrectly paired? ()<br/>A. A: cell: glucagon <br/> B: cell: insulin <br/> C: cell: somatostatin <br/> D: cell: gastrin <br/> E: cell: secretin
内容
- 0
Which of the following cells can not be found in the skin? A: Merkel cell B: Kupffer cell C: Langerhans cell D: Melanocyte
- 1
Which of the following cells constitutively express MHC class II molecules? ( ) A: macrophage B: dendritic cell C: Langerhans cell D: B cell E: thymic epithelial cell
- 2
Which of the following is not a function of a glycocalyx? A: It forms pseudopods for faster mobility of an organism. B: It can protect a bacterial cell from drying out. C: It protects a bacterial cell from killing by phagocytes. D: It allows a bacterium to stick to a host.
- 3
Which of the following is NOT a glial cell? A: Astrocyte B: Oligodendrocyte C: Schwann cell D: Ganglion
- 4
Which cell is the most abundant cell in the epidermis? A: Merkel cell B: Keratinocyte C: Langerhans cell D: Melanocyte