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Broadcast in VK: https://vk.com/video-202830288_456239077 0:00 start 3:51 blood 15:07 erythrocytes 29:00 hemoglobin. Transport of gases in the blood 42:23 leukocytes 59:30 immunity and its diseases 1:14:54 break 1:20:10 platelets 1:28:59 lymphatic system 1:34:49 internal environment of the body 1:40:56 blood buffer systems 1:48:21 homework) Support: https://www.donationalerts.com/r/free... Subscribe to the VKontakte group - there are a lot of useful materials https://vk.com/freedom_bio TG CHANNEL: https://t.me/freedom_bio Free training: https://vk.com/app5898182_-202830288#... Sign up for the course: https://vk.com/app5898182_-202830288#... Leave your feedback on free streams and materials: https://vk.com/topic-202830288_48324185 Subscribe to channel notifications so you don't miss lessons! You can also write to me in telegram: https://t.me/Rostislav_ir Add me as a friend in VK: https://vk.com/rostislav_freedom