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प्रश्न
Which organ acts as a pump in the circulatory system?
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उत्तर
In the circulatory system, the heart acts as a pump to push out blood.
APPEARS IN
संबंधित प्रश्न
the Biological/technical term for Blood vessels carrying blood to the left atrium.
Explain Diapedesis.
Given below is a diagram of a human blood smear.
Study the diagram and answer the questions that follow:
a) Name the components numbered ‘1’ to ‘4’
b) Mention two structural differences between the parts ‘1’ and ‘2’.
c) Name the soluble protein found in part ‘4’ which forms insoluble threads during clotting of blood.
d) What is the average lifespan of the component numbered ‘1’ ?
e) Component numbered ‘1’ do not have certain organelles but are very efficient in their function. Explain
Agranulocytes are :
Note the relationship between the first two words and suggest a suitable word/words for the fourth place:
Coronary artery : Heart :: Hepatic artery : ______
what is Lymph nodes?
Give reason for the following:
The arteries are deep seated in the body
Draw a neat and labelled diagram.
Internal structure of the heart.
Blood consists of two parts - a liquid part and a cellular part. Name these parts and briefly write about them
Differentiate between:
Red blood cells and White blood cells
State the Location:
Tonsils
The process of keeping the blood flowing continuously throughout the body.
Label the diagram given below to show the four main parts of the urinary system and answer the following questions.
- Which organ removes extra salts and water from the blood?
- Where is the urine stored?
- What is the tube through which urine is excreted out of the body?
- What are the tubes that transfer urine from the kidneys to the urinary bladder called?
What is the location of maturation of T-lymphocytes?
Which of the following health condition refers to the type of blood cancer in which uncontrolled increase in number of WBCs occurs?
Which of the following correctly represents the components of blood?
Identify the normal haemoglobin count in human females.
Name the following :-
The cell organelle where photosynthesis occurs
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Can you answer why the pulmonary artery shown in Fig. is blue in colour?
