Concerning CARDIAC LOOPING, which of the following statement is not correcta. It commences on day 23b. Elongation and bending of the tube into an initial C-shaped and later an S- Shaped structurec. Bending of the tube is initially towards the leftd. Bending brings the four presumptive chambers to their definitive positions

The heart is connected to two loops of blood vessels. Explain

Which statement is correct with regarding to the cardiac cycle ?The pause between the end of the second heart sound and the beginning of the first heart sound coincides with ventricular diastoleDuring ventricular systole, atrioventricular valves open and semilunar valves closeFrom the atria nearly 70% of the blood flows into the ventricles during atrial systoleThe first heart sound is of shorter duration and created by the closure of the semilunar valves.

Fill in the Blank QuestionFill in the blank question.When the right ventricle contracts, blood is pushed through the valve into the pulmonary trunk.

The cardiac muscles areCylindrical, unbranched and uninucleatedCylindrical, branched and multinucleated Cylindrical, branched and uninucleated Cylindrical, unbranched and multinucleated

Context: Which of the following statements is correct regarding occlusion of the anterior tibial artery with vessel loops?I. Encircle twice and leave ends loose to occlude the vesselII. Encircle twice and clamp ends to occlude the vesselIII. Encircle once and leave ends loose to occlude vesselIV. Encircle once and clamp ends to occlude the vessel Answer question