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PRACTICE WORKSHEET (Level : Hard , Application Based)

1. What is Joint diastole ?

2. Why blood flow in human body is called “double circulation” ?

3. Explain the process of coagulation of blood?

4. Give reasons :

a) Why a sparrow have higher heart rate than you ?

b) Why students generally have higher/faster heart rate as compared to teachers ?

c) Why face turns red/pink after playing in hot sun ?

5. Fill Exact Keywords :

a) Blood in Arteries flows in __________ .

b) Smallest and final branch of artery is ___________.

c) Capillaries allow ________________ of oxygen and ________________ carbon dioxide from tissue cells.

d) The smallest united common branch of capillary is ___________. It is ___________ ( larger / smaller ) than arterioles but have ___________ (weaker / stonger ) muscles.

e) Capillaries are made of ________________ cells.

f) Short_______________   circulation and long ______________ circulation are two types of blood flow circulation in body.

g) Rise in blood pressure is called ______________.

1. Name the fluid entering nephron tubule at Bowman’s capsule .

2. Define Tubular secretion and Selective absorbtion.

3. What gives colour to urine?

4. Why it is necessary to maintain normal osmotic conc. Of the blood ?

5. Differentiate Between

a) Renal Pelvis and Renal Papilla

b) Excretion and Katabolism

6. Odd one out and write category of the rest :

a) ADH , water , pitutiary , osmoregulation , urine

b) Glomerular filtrate , Bowman’s capsule , ultraficaton , glomerulus , blood plasma

c) CO2 , bile pigment , water , excretion , urea

7. Fill ups

a) High pressure in glomuruls causes the ___________ part of blood to filter out.

b) Urine passes into collecting duct to the pelvis and through the ureter into urinary bladder by  _________________ and ______________________.