Search results
Questions and model answers on 11.2 The Heart for the Cambridge O Level Biology syllabus, written by the Biology experts at Save My Exams.
The circulatory system is composed of the blood, blood vessels and the heart. Urea is transported in the blood plasma. Name two other substances transported in the blood plasma. .........................................................................................................
What are the three functions of the heart? Click the card to flip 👆. 1) Generates the blood pressure (BP) needed to propel blood thru the blood vessels. 2) Separates pulmonary circulation from the systemic circulation. 3) Can alter its rate and force of contraction to match metabolic needs of tissues. Click the card to flip 👆. 1 / 53. Flashcards.
Study with Quizlet and memorize flashcards containing terms like What is the function of the heart?, True or false. Arteries are efferent vessels that branch off and have thin walls., Which of the following terms best describes the smallest vessels that connect arteries and veins, are sites of exchange between blood and tissue, form a complex ...
Which blood vessel transports blood from the lungs to the heart? Put a cross in the box next to your answer. The diagram shows some components in a sample of blood.
1,678 solutions. Terms in this set (95) Which vessel supplies the systemic circuit with oxygenated blood? -aorta. -superior vena cava. -coronary sinus. -pulmonary trunk. aorta. Autorhythmicity in the heart is the responsibility of: -skeletal muscle cells. -contractile cells. -smooth muscle cells.
12 wrz 2023 · Function. The main function of the circulatory (or cardiovascular) system is to deliver oxygen to the body tissues, whilst simultaneously removing carbon dioxide produced by metabolism. Oxygen is bound to molecules called haemoglobin that are on the surface of the red blood cells in the blood.
