Biochem Week 2

Front 1

What can a single cell detect?

Back 1

chemical signals, light signals, and mechanical signals

Front 2

What are the 5 major cell responses to signals?

Back 2

cell proliferation, cell movement, cell differentiation, altered metabolic and/or secretory activity of the cell, and cell death

Front 3

give an example of cell proliferation

Back 3

clonal expansion of specific B and T cells after encountering a foreign antigen

Front 4

give an example of cell movement

Back 4

chemokines induce immune cell migration to inflammatory sites

Front 5

give an example of cell differentiation

Back 5

embryonic development, organogenesis, hematopoiesis

Front 6

give an example of altered metabolic/ and or secretory activity of the cell

Back 6

tissue repair after injury, histamine release by mast cells during an allergic response

Front 7

give an example of cell death

Back 7

shrinking of mammary glands after lacktation period, removal of webbing inbetween fingers and toes

Front 8

which of the five is the most general?

Back 8

altered metabolic/and or secretory activity of the cell

Front 9

What are the 3 types of signaling deficiencies?

Back 9

lack of chemical signals, insensitivity to signaling molecules, hyper-reactivity to signals

Front 10

give an example of lack of chemical signals?

Back 10

certain female infertilities, type 1 diabetes, hypothyroidism