Q: Which chamber of the heart pumps oxygen-poor blood to the lungs?___ Which chamber of the…
A: The human heart is an organ on the left of the midline constituting two-thirds of the mass. The…
Q: Give answer How is long-term regulation of blood flow through tissues accomplished?
A: The oxygenated blood is transferred to the tissues from the heart by the arteries while the veins…
Q: Trace the evolution of the circulatory system through animals. From sponges up through arthropods ?
A: The circulatory system is a system that is responsible for the circulation of blood throughout the…
Q: What is a closed circulatorysystem?
A: A circulatory system facilitates the transport of molecules from one part of the body to another by…
Q: Why is closed circulatory system considered advantageous?
A: A circulatory system can be defined as a network of arteries, veins, and capillaries that originate…
Q: explain why even large flatworms from centimeters to meters long can do just fine without the…
A: Flatworms belong to the phylum Platyhelminthes bearing the characteristics of being acoelomate,…
Q: What is the name of the flap of tissue that prevents blood from flowing backward? Mention the name…
A: The human heart is made up of a special type of muscle known as the cardiac muscle. It consists of…
Q: How are the circulatory systems of animals classified?
A: Circulatory system conducts a lot of work. The major functions of the circulatory system are as…
Q: Predict what might happen to the lungs if the left ventriclewas not able to pump blood properly.
A: The heart is the central organ of the body that supplies blood to all parts of the body. Human heart…
Q: State 5 functions of blood. Why is it necessary to know blood groups before giving transfusion?…
A: The five functions of blood is Blood absorbs Oxygen from the air in the lungs and delivers it…
Q: How many chambered heart does fish have?
A: Circulatory system is the system, that helps in the circulation of substances through body fluids.…
Q: How does the cardiovascular system work with other organ systems found within the frog to keep it…
A: Homeostasis is the maintenance of stable internal environment from the surroundings. There are…
Q: explain the development of the circulatory system.
A: The circulatory system includes the heart, blood vessels- arteries and veins, etc. mainly. The…
Q: What are the two main circulatory routes?
A: Answer- In humans there is closed circulatory system. It have two main circulatory routes.
Q: What are the key components of the circulatory system?
A: The circulatory system or cardiovascular system is an organ system that is involved in the…
Q: Explain why some animals do not require a circulatory system.
A: There are two types of circulatory system i.e. open and closed circulatory system. In an open…
Q: How many chambered heart does animals like amphibians and reptiles have?
A: Heart Heart is a blood pumping organ of vertebrate animals. The circulation of fluid into the body…
Q: Can humans live if they have 3 chambered hearts?
A: The heart is a muscular organ shaped like a fist, located at the back and slightly left of the…
Q: anatomy: write summary about topography of the aorta , braches of the aortic arch
A: The aorta is considered as the largest artery. The aorta arises from the top of the left ventricle.…
Q: Trace the flow of blood through a mammalian heart, naming the four chambers and their valves, and…
A: The heart is the most important organ in the body. It is made up of several different types of…
Q: Compare open and closed circulatory system.
A: Step 1 The circulatory system is a system connected with the flow of fluid in the body so as to…
Q: What is the primary function of Circulatory system?
A: Circulatory system is a kind of transport system. It is also called as a blood vascular system.
Q: Would having two or more hearts be adaptive for vertebrates? Why do you think that invertebrates…
A: Vertebrates have superior single coronary hearts all through the path of evolution as most of them…
Q: Describe the actions of the frog heart chambers during a cardiac cycle.
A: The heart is a muscular pumping organ that passes deoxygenated blood to the pulmonary organ and…
Q: give a broad conclusion about circulatory system of cats, its functions and importance.
A: Cardiovascular system also known as circulatory system is the system responsible for circulating…
Q: Compare and contrast an open and a closed circulatory system.
A: Open Circulatory System It is a type of circulatory system wherein the haemolymph bathes the tissues…
Q: Explain counting the pulse is counting the rate of heart beat.
A: Answer: Introduction: a pulse means the tactile palpation arteries of heartbeat by trained…
Q: What are the main functions of the circulatory system?
A: The circulatory system (cardiovascular system) pumps blood from the heart to the lungs for oxygen.…
Q: anatomy: write about chambers of the heart
A: The heart is a hollow muscular organ that pumps blood throughout the body through the circulatory…
Q: Which is the important feature of the circulatory system?
A: The heart and blood vessels, which include arteries, veins, and capillaries, make up the circulatory…
Q: Which are the Major Organs or Tissues of Circulatory?
A: Circulatory system is responsible for transporting nutrients, hormones, enzymes to the cells and…
Q: anatomy: write summary about veins and nerves of the heart
A: Heart: - Human Heart is a four-chambered, fibro-muscular organ. There are two atria through which…
Q: What is the Process/Mechanism Involved in The Left Atrium of a frog
A: Introduction Frogs are amphibians and have a closed circulatory system and they have incomplete…
Q: Trace the flow of blood through the heart during one cardiac cycle.
A: The cardiac cycle is defined as the time taken for the heartbeat from its production to the…
Q: What are the major characteristics of veins and arteries as blood vessels in an animal circulatory…
A: Heart and blood vessels make up the circulatory system. The circulatory system's important job is to…
Q: Describe two advantages of a 4-chambered heart.
A: In higher level organisms the heart is made up of 4 chambers.
Q: Describe the evolutionary change in the pattern of heart among the vertebrates
A: Heart is the muscular organ, whose chief function is to pump and circulate oxygenated blood that…
Q: Why are the two separate circulatory systems said to be “serially connected”?
A: Circulatory system refers to the system that involves circulation of solutes and gases within the…
Q: pumping chambe
A: Mammalian heart is made up of two atria and two ventricles. Left Atria receive oxygenated blood from…
In the evolution of circulatory systems, how is a 4-chambered heart advantageous compared to a 3-chambered heart?
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- Which function does the circulatory system share with the heart? Select one: a. Regulates blood pressure b. Directs blood flow to tissues c. Transports hormones to all areas of the body d. Exchanges nutrients and wastes with cellsWhat is the function of the foramen ovale in the fetal heart? A to increase blood flow to the lungs B to decrease the workload of the left ventricle C to help hold the valves open until the papillary muscles develop D to allow blood to bipass the lungsBiology Which blood vessel carries oxygenated blood from the lungs to the heart? Renal vein Pulmonary vein Pulmonary artery Vena cava Biology Q4 Q5 90 Q2 Q3 012
- Galen from Pergamum corrected which of the following errors made by Erasistratus from Ceos? Galen argued that the left ventricle and the left atrium of the human heart contained blood, but no air Galen argued that the human stomach only broke down food mechanically, not chemically Galen argued that blood could flow from the right ventricle of the human heart to the left ventricle Galen argued that a strong, slow pulse in humans indicated substantial blood loss Galen argued that the left atrium and the left ventricle of the human heart contained air, but no bloodTrace the evolution of the circulatory system through animals. From sponges up through arthropods ?Explain the effect that decreasing temperature had on the frog heart. How do you think the human heart would respond? Explain the effect that increasing temperature had on the frog heart. How do you think the human heart would respond? Why Ringer’s solution is required to maintain heart contractions?
- Which of the following groups has a three-chambered heart?a. birds c. mammalsb. reptiles other than birds d. amphibiansHow do arteries differ from veins?a. Arteries have thicker wall layers to accommodate the changes in pressure from the heart.b. Arteries carry blood.c. Arteries have thinner wall layers and valves and move blood by the action of skeletal muscle.d. Arteries are thin walled and are used for gas exchange.Crocodilians are the only group of reptiles that have a four chambered heart. How do you think this helps them survive?
- Make a concept map about Circulatory System ( pathway of pulmonary and Systemic Circulation)How do arteries differ from veins? a. Arteries have thicker smooth muscle layers to accommodate the changes in pressure from the heart. b. Arteries carry blood. c. Arteries have thinner smooth muscle layers and valves and move blood by the action of skeletal muscle. d. Arteries are thin walled and are used for gas exchange.What do the vessels that are carrying oxygen-poor blood back to the heart have that stops blood from flowing backwards? A.thick muscular walls B.valves C.hemoglobin D.SA nodes