Related by context. Frequent words. (Click for all words.) 73 arteries 70 coronary arteries 66 intestine 66 aorta 65 nerve cells 65 muscle tissue 64 intestines 63 small intestine 63 artery 63 pancreas 62 coronary artery 62 nerve fibers 62 optic nerve 62 endothelial cells 62 digestive tract 61 clot 60 esophagus 59 tissues 59 uterus 59 collagen 59 lungs 59 liver 59 tumors 58 atherosclerosis 58 internal organs 58 urethra 58 tissue 58 neurons 58 clots 58 blocked arteries 57 scar tissue 57 glands 57 gastrointestinal tract 57 vascular 57 immune cells 57 cell membranes 57 tumor cells 57 cell membrane 56 retina 56 trachea 56 clotting 56 circulatory 56 connective tissue 55 membranes 55 cancerous cells 55 brain 55 inflammation 55 bloodstream 55 airway 55 spinal cord 55 gland 54 membrane 54 cornea 54 angiogenesis 54 bladder 54 myelin 54 kidneys 54 cells 54 lung 54 proteins 53 mucus 53 vital organs 53 aneurysms 53 pores 53 lung tissue 53 lipids 53 muscles 53 cartilage 52 airways 52 cancerous tumors 52 mitochondria 52 tumor 52 nitric oxide 52 macrophages 52 secretions 52 carotid artery 52 thyroid gland 52 sinuses 51 diaphragm 51 arterial 51 blood clots 51 platelets 51 clogged arteries 51 enzyme 51 pulmonary hypertension 51 fibrosis 51 lesions 50 VEGF 50 tendons 50 bowel 50 oxidative stress 50 respiratory tract 50 ovaries 50 blood clotting 50 neuron 50 livers 50 molecules 50 breast tissue 50 ischemia 49 receptors 49 windpipe