Bms 300 Final Exam(Correctly Solved)

XX Precursor Steriodgenic Cells {Ans: Theca Cells}Connexon channels {Ans: protein bridges making channels, form tube-like structures with 6 total connexons}Binding Pockets {Ans: Binding pockets are formed when proteins fold on the outside of the protein surrounded by hydrophilic R groups}tRNA {Ans: carry amino acids to the ribosome}Astrocytes {Ans: Glial cells in the CNS, regulate extracellular environment in the CNS, help to clear the neurotransmitters out of the synaptic gap so they don't build up}SRY {Ans: Sex determining region on the Y chromosome}Communication between the hypothalamus and anterior pituitary {Ans: Hypothalamic pituitary portal vasculature}XY PGC cells {Ans: spermatogonia}Fibronectin or Laminin {Ans: Link cells to things}XY Somatic Support Cells {Ans: Sertoli Cells}Osteoblasts {Ans: Precursor to osteocytes}Protein Plaques {Ans: Actin binding proteins, also cadhedrin binding proteins}Osteoclasts: how they break the bone {Ans: They solubilize the bone into calcium and phosphate ions}Melanocytes {Ans: excrete pigment granules, taken up by keratinocytes}CNS 3 box model {Ans: 1) Sensory Info (Sensory afferents - peripheral) 2) Integration (CNS) 3) Motor Out (Motor efferents - peripheral)}Protein Absorption Pathway {Ans: Carboxyl and amine peptidases make AA - enter enterocyte via Na+ driven cotransport -