The cardiovascular system is a hollow system
举一反三
- What are the infrastructure systems? A: skeletal systems B: muscular systems C: cardiovascular system D: nervous system E: lymphatic system
- Which of the following is primarily responsible for the functional<br/>changes of cardiovascular system in stress response ? () A: Central<br/>nerve system B: Hypothalamus-pituitary-adrenal cortex system C: Sympathetic-adrenal medulla system D: Glucagon and insulin E: Immune system
- Which embryonic germ layer is the human cardiovascular system derived<br/>from () A: Ectoderm B: Mesoderm C: Endoderm D: Intraembryonic coelom
- Which is the most common cause to induce cardiac arrest in infants? A: Respiratory B: Cardiovascular C: Central nervous system D: Traumatic injury
- 12.The function of the cardiovascular<br/>system is to transport blood throughout the body, with the heart acting as the pump for ________. A: circulation B: transportation C: transplant D: operation