Advertisements
Advertisements
Question
Fill in the blank:
______ carry pure blood.
Advertisements
Solution
Arteries carry pure blood.
APPEARS IN
RELATED QUESTIONS
Explain ABO blood group system in human being with a suitable chart.
Give biological reasons for the following statements:
The left ventricle of the heart has a thicker wall than the right ventricle.
Explain Pulse
Given below is a certain structure, write its chief functional activity.
Erythrocytes - ______.
Match the items given in Column A with the most appropriate ones in Column B and REWRITE the correct matching pairs :
Column A Column B
(i) Cranial nerves Testosterone
(ii) Leydig cells Natural reflex
(iii) Acetylcholine 12 pairs
(iv) Spinal nerves Prolactin
(v) Sneezing Neurotransmitter
- 18 pairs
- 31 pairs
- Conditioned reflex
Write a short note on the human heart.
Given below is a schematic representation of the circulatory system in man. Study the same and answer the questions that follow:
(i) Label the parts 1 to 4 indicated in the diagram.
(ii) Give one difference between parts 1 and 2 based on:
(a) their structure
(b) the nature of blood flowing through them.
(iii) What is the specific name of the type of blood circulation that takes place between the heart and the lungs?
(iv) Name the valve found at the beginning of the part labeled 3.
Mention, if the following statement is True or False. If false rewrite the wrong statement in its correct form:
The walls of auricles are thicker than those of ventricles.
Identify the function of the erythropoietin hormone produced by kidney cells.
Which component of the haemoglobin molecule combines with the oxygen molecule to form oxyhaemoglobin?
