In the evolution of circulatory systems, how is a 4-chambered heart advantageous compared to a 3-chambered heart?

Q: Construct statements using anatomical terms that would best describe the location of the following…

A: Anterior cites to the front, and posterior means to the back.  Front, or toward the front of the…

Q: What is an example of an accurate representation of the level or organization of the body, from…

A: The levels of organization exist from simplest to the most complex in the order of atoms,…

Q: Write an intoduction essay about coronary heart disease

A: Coronary Heart Disease Coronary heart disease or coronary artery disease or myocardial ischemia or…

Q: Which compartment of the heart pumps blood to the pulmonary circuit? Answers A - D A The left…

A: The circulatory system of the human body is composed of the heart which is the main organs of the…

Q: Biology Which blood vessel carries oxygenated blood from the lungs to the heart? Renal vein…

A: The circulatory system transfers waste while also supplying oxygen and nutrients to cells. Blood is…

Q: Which signifies adaptations of physiological processes that maintain homeostasis within vertebrates?…

A: Endotherms are organisms, which regulate their own internal body temperature, regardless of…

Q: This organ can be found in the human head. Which sentence correctly describes one function of this…

A: The human brain is the most complicated organ in the body. This three-pound organ is the seat of…

Q: what is the job of the heart? Provide roots to the cells of the body, dissolve in transport…

A: HEART - heart is a muscular organ which pumps blood through the blood vessels of the circulatory…

Q: The diagram below shows the pathway of blood throughout the body. Which structure represents the…

A: In circulatory system there are two circulatory routes- systemic circulation and pulmonary…

Q: Predict what would happen if the tight junctions in blood vessels were not functional?

A: Tight junctions conduct essential functions, as clutching cells togetherand form defensive and…

Q: Contrast amphibian and reptile hearts, explaining what two factors limit mixing within them.

A: The heart is the primary organ that pumps blood throughout the body. The circulation of the blood…

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: What is another name for the circulatory system? What is the function of this system?

A: The human body contains many organ systems. These systems perform different functions such as…

Q: what cells are in the circulatory system

A: The circulatory system, also known as the cardiovascular system or the vascular system, is an organ…

Q: In the evolution of circulatory systems, how is a two-circuit circulatory system (such as that found…

A: Closed circulatory system is a type of circulatory system in which blood flows inside the blood…

Q: Which of the following groups has a three-chambered heart?a. birds c. mammalsb. reptiles other than…

A: Three chamber heart is condition in which heart has three chambers represented by two atria and a…

Q: deer notices a wolf in the area. What organ is responsible for sending a message to the deer that it…

A: The mammals show division of labour that is different parts of the body perform different functions…

Q: What is true about Myoglobin

A: Myoglobin is protein which helps to supply oxygen to cells in our body.  It found in heart muscle…

Q: Speak about all what you know about cardiac cycle

A: The human circulatory system, also called the blood vascular system consists of a muscular chambered…

Q: Desribe the working of pigeon's heart?

A: Birds have a very well organized circulation system. Also, they have a constant temperature and a…

Q: Describe the practice of medicine in earlyAmerica.

A: Learning about how medicine used to be and how it has evolved is vital because it helps us…

Q: Design a test to support or refute this hypothesis: people who have no family history of high blood…

A: Salt has long been condemned as a cause of "hypertension". But, as the condition's study has…

Q: Which is false about respiratory systems??  a. Usually the higher the metabolism, the more…

A: The respiratory system is essentially a biological system in animals as well as plants that consists…

Q: Red blood cells carry oxygen by directly binding to the oxygen molecule through? A. Hemoglobin B.…

A: Haemoglobin : Its is the protein molecule that carries oxygen as well as carbon di-oxide in the…

Q: Summarize the effect of temperature on the frog’s heart action.

A: Frog belongs to class amphibian and phylum chordate.  Frogs are poikilotherms that mean they cannot…

Q: Create a simple blood pressure machine that uses a manual pump to inflate the cuff and a pressure…

A: Blood pressure "Blood pressure is a measure of the force of blood against the walls of blood…

Q: Why does inspiration effectively work to return blood to the heart?   A. Inspiration lowers the…

A: Inspiration can be defined as a physiological process that involves the process of taking in air.…

Q: Predict what might happen to cardiac muscle tissue in which the intercalated discs were not…

A: The unique structural formations that are perpendicular to the cell axis and allow the end to end…

Q: ing arrows trace the heart-lung-heart circulation

A: The human circulatory system transports gases, nutrients, hormones, and waste materials. It helps to…

Q: Give typing answer with explanation and conclusion Why is it important to have a mobile healthcare…

A: Medical health care van is the van which visits  the rural areas of  and provides medical care to…

Q: What did late-medieval medicine entail? (XV-XVII centuries)

A: The majority of medieval medical theories were based on older work. Their beliefs result in a…

Q: At which point in the mammalian circulatory system does the partial pressure of oxygen in the blood…

A: Partial pressure of oxygen in the atmosphere is 160 mmHg. Partial pressure of oxygen  in alveoli of…

Q: A doctor is using a camera to gulde Instruments into blood vessels. What should the doctor expect to…

A: Closed circulatory system is a type of circulatory system in which blood flows inside the blood…

Q: 10. How do the heart and the lungs work A. The heart transported oxygen to every cell through the…

A: In this questions, there are some multiple choice questions regarding the circulatory system.

Q: Which lists the stages of erythrocyte turnover in the correct sequence? A. vascular spasm,…

A: Erythrocyte life-cycle or Red blood cell life cycle Mature Red blood cells in the blood are…

Q: redict what would happen if Ca2+ was injected into an unfertilized sea urchin egg.

A: Sea urchins are tiny, round echinoderms usually found in the depth of the ocean. The body has radial…

Q: Which group has evolved a respiratory system where air flows one way through the lungs? O lung fish…

A: The group that has evolved a respiratory system where air flows one way through the lungs:-  Option…

Q: patient of yours gets a blockage in a branch from the coronary artery (called the LAD). It causes…

A: The left descending anterior artery is the branch of left coronary artery full stop it is the major…

Q: Which is TRUE about isovolumetric contraction of the heart? a. AV valves are closed; SL valves are…

A: Isovolumetric contraction, or the second phase of the cardiac cycle, is an event that occurs in the…