Anatomy and Physiology

2. The smallest of blood vessels
4. pre-implantation stage of a fertilized egg and its associated membranes
6. A stage of mitosis (and meiosis) characterized by the linear alignment of sister chromatids in the center of the cell
7. enzyme located in the wall of the small intestine that activates trypsin
10. apoptosis-inducing substance contained in granules of NK cells and cytotoxic T cells
11. The most abundant cell type in connective tissue
12. precursor to macrophages and dendritic cells seen in the blood
14. ability of a vein to distend and store blood
15. regulatory protein that facilitates contraction in smooth muscles
16. breakdown of cells by their own enzymatic action

1. ovarian structure of one oocyte and surrounding granulosa (and later theca) cells
3. pituitary hormone that establishes and maintains the supply of breast milk
5. abnormally low muscle tone caused by the absence of low-level contractions
8. process by which new organisms are generated
9. lipid compound composed of a glycerol molecule bonded with three fatty acid chains
13. cell responsible for forming new bone