WebThe usual survival of red cells in circulation is: A. 2 weeks B. 2 months C. 4 weeks D. 4 months. View Answer. An open circulatory system (a) is characteristic of squids and other active mollusks (b) permits contracting muscles to recover quickly (c) has no blood vessels (d) is a unique characteristic of an... WebThe human body has several complex systems for better and efficient functioning. One among them is the circulatory system. It helps in the circulation of blood, nutrients, …
Circulatory System Questions and Answers - Study.com
WebMar 19, 2024 · The circulatory system is a complex network of vital units of the body, such as blood, blood vessels, and the heart, which allows blood to circulate nutrients, oxygen, carbon dioxide, etc., to and from the cells so that the body can properly … Do you know about your blood type? Check out this 'What Blood type am I' quiz, and … WebCirculatory System. The circulatory (cardiovascular) system transports blood to and from the heart with the help of blood vessels. The heart is the center of the circulatory … tsh highly sensitive
Circulatory System Quizzes Study.com
WebNormal adult at rest: 10 to 17 (rounded up) beats per 10 seconds (ie: 60-100 beats per minute [bpm]) Athletes may have lower heart rate (eg: between 45-60 bpm) because the they have a more efficient heart. Children may have a higher baseline heart rate > 100 bpm. WebTake this quiz about the circulatory system, which sends blood throughout your body. WebStart Quiz. The circulatory system is one of several systems of the human body that work together to keep a person healthy. The circulatory system circulates or transports blood to and from the heart, and carries oxygen and nutrients to every cell in the body. The circulatory system is connected throughout the body by vessels that transport the ... tsh high sensitivity rflx extl