A. Your blood can carry bacteria and viruses to white blood cells. B. Your blood carries food from your stomach. C. Your blood picks up oxygen in your lungs and carries it to your cells. 相关知识点: 试题来源: 解析 A 反馈 收藏 ...
听下面一段独白,回答第1-3题。 1. Which of the following statements is not true according to the passage? [ ] A. Your blood can carry bacteria and viruses to white blood cells. B. Your blood carries food from your stomac
Which of the following following blood types is the universal donor? a. Type A b. Type AB c. Type B d. Type O Blood Groups & Transfusions: Blood groups are based on the antigens present on the red blood cell of an individual. Antigens on the ...
【解析】本句意思为“献血后需要喝点什么或吃点什么吗”,根据所给提示,第一段第二句话和第二段第一句Blood is a thick, red fluid which carries oxygen(氧气), water and food to all parts of the body. It keeps the body at the right temperature and protects it from disease.If you lose a ...
1. Which of the following statements is not true according to the passage? [ ] A. Your blood can carry bacteria and viruses to white blood cells. B. Your blood carries food from your stomach.C. Your blood picks up oxygen in your lungs and carries it to your cells. 2. What is ...
Answer to: Which of the following options is correct? The nutrient essential for the synthesis of blood clotting factors is vitamin a. A. b. D. c...
Functions of blood Blood has three main functions: transport, protection and regulation. Transport Blood transports the following substances: Gases, namely oxygen (O2) and carbon dioxide (CO2), between the lungs and rest of the body Nutrients from the digestive tract and storage sites to the rest...
a special tube for laboratory testing. The blood is tested for hemoglobin levels in the red blood cells, which can help your doctor if you have anaemia caused by iron deficiency. Iron produces the molecule heme, which carries oxygen in the red blood cells throughout your body to your ...
Leptin, a protein occurring naturally in the blood, appears to regulate how much fat the body carries by speeding up the metabolism and decreasing the appetite when the body has too much fat. Mice that do not naturally produce leptin have more fat than other mice, but lose fat rapidly when...
The blood also carries away waste products. The adult human body contains approximately 5 liters (5.3 quarts) of blood; it makes up 7 to 8 percent of a person's body weight. Approximately 2.75 to 3 liters of blood is plasma and the rest is the cellular portion. Plasma is the liquid ...