Biology · Textbook solutions

Body Fluids and Circulation

Every solved example, exercise, and miscellaneous question, in the order the textbook teaches them. · 17 questions

Exercises

17 q

Ex 15 Q1 $Name the components of the formed elements in the blood and mention one major function of each of them.$
Ex 15 Q2 $What is the importance of plasma proteins?$
Ex 15 Q3 $Match Column I with Column II : Column I Column II (a) Eosinophils (i) Coagulation (b) RBC (ii) Universal Recipient (c) AB Group (iii) Resist Infections (d) Platelets (iv) Contraction of Heart (e) Systole (v) Gas transport$
Ex 15 Q4 $Why do we consider blood as a connective tissue?$
Ex 15 Q5 $What is the difference between lymph and blood?$
Ex 15 Q6 $What is meant by double circulation? What is its significance?$
Write the differences between :
Ex 15 Q7 (a) $Blood and Lymph$
Ex 15 Q7 (b) $Open and Closed system of circulation$
Ex 15 Q7 (c) $Systole and Diastole$
Ex 15 Q7 (d) $P-wave and T-wave$
Ex 15 Q8 $Describe the evolutionary change in the pattern of heart among the vertebrates.$
Ex 15 Q9 $Why do we call our heart myogenic?$
Ex 15 Q10 $Sino-atrial node is called the pacemaker of our heart. Why?$
Ex 15 Q11 $What is the significance of atrio-ventricular node and atrio-ventricular bundle in the functioning of heart?$
Ex 15 Q12 $Define a cardiac cycle and the cardiac output.$
Ex 15 Q13 $Explain heart sounds.$
Ex 15 Q14 $Draw a standard ECG and explain the different segments in it.$