Blood vessels: artery, vein and capillary to be explained with the help of diagrams to bring out the relationship between their structure and function.
Given below are the diagrammatic sketches of two kinds of blood vessels.
(a) Identify the two kinds of blood vessels A and B.
(b) name the parts numbers 1 to 6
(c) Mention any two main differences between A and B.
Study the following diagram carefully:
(a) With which figure in the chapter can you roughly compare this diagram?
(b) Write any two things shown in it as extra from those in the figure named above.
MULTIPLE CHOICE TYPE:
(Select the most appropriate option)
The blood vessel supplying blood to the kidney is the
(a) renal vein
(b) renal artery
(c) dorsal aorta
(d) hepatic vein
Given below is a diagrammatic representation of certain types of blood vessels in human body.
(a) Identify the types of blood vessels numbered 1 to 5.
(b) Where can such an arrangement be found as an example – in lungs or in heart walls?
The following simplified diagram refers to the outline plan of the circulation of blood in a
mammal. Study the diagram and write the number and the name of the blood vessel in each case
as mentioned ahead.
(a) several hours after a meal containing a lot of protein, which vessel will contain the highest
concentration of urea?
(b) Which vessel would contain the highest concentration of amino acids and glucose soon after
The figures given below show diagrammatic cross sections of three kinds of blood vessels.
(a) Identify the blood vessels A, B and C
(b) Name the parts labelled 1-4
(c) Mention two structural differences between A and B.
(d) Name the kinds of blood that flow through A and through B respectively.
(e) In which one of the above vessels referred to in (a) above does the exchange of gases actually