德国总理默克尔的德语姓名是Angela Dorothea Merkel，她的姓氏是？ A: Angela B: Dorothea C: Merkel D: Angela Dorothea

The main cells of the human epidermis are A: Melanocytes B: Keratinocytes C: Langerhans cells D: Merkel cell E: Fibroblasts

Which cell is the most abundant cell in the epidermis? A: Merkel cell B: Keratinocyte C: Langerhans cell D: Melanocyte

The stem cells in the epidermis are:() A: basal cells B: spinous cells C: Langerhans cells D: Merkel cells E: keratinocytes

Which of the following cells can not be found in the skin? A: Merkel cell B: Kupffer cell C: Langerhans cell D: Melanocyte

The cells of the skin which are responsible for the sense of touch are called A: keratinocytes B: Merkel cells C: Langerhans cells D: T-cells

The main cells of skin epidermis do not include A: Melanocyte B: keratinocyte C: Langerhans cell D: Merkel cell E: mast cell

Which<br/>of the following cells are found in the epidermis?() A: Keratinocyte B: Melanocyte C: Merkel’cell D: Adipocyte E: Langerhans’s cell

The two types of cells that make up the epidermis are A: keratinocyte and non-keratinocyte B: keratinocyte and Merkel cell C: keratinocyte and melanocyte D: melanocyte and Langerhans cell

不产生角蛋白的细胞是：（） A: 黑素细胞 B: 基底细胞 C: 淋巴细胞 D: 郎格汉细胞 E: Merkel细胞