Answer
Verified
377.7k+ views
Hint: A blood capillary is the smallest of blood vessels. A blood capillary is 5 to 10 µm in diameter.
Complete Answer:
A blood capillary has a wall that is as thick as a single layer of squamous endothelial cells. The blood capillaries transfer blood between arterioles and venules. Blood capillaries are sites for exchange of many substances with the interstitial fluid surrounding these capillaries.
Girolamo Fabrici contributed to the field of surgery. Girolamo Fabrici thoroughly studied the formation of a fetus. He also studied the structures of various parts of the body like the oesophagus, intestines and stomach. Girolamo Fabrici studied the distinct appearance of the eyes. He also studies the peculiarities of the ears and the larynx.
Marcello Malpighi was an Italian physician and biologist. He is considered to be the Father of Physiology and Histology. Marcello Malpighi was the first person to visually observe the blood capillaries in 1661. Marcello Malpighi also found the link between arteries and veins.
Robert Brown was a Scottish botanist. Robert Brown was one of the first people to give a detailed description of the cell nucleus. He researched his observation of a peculiar motion called the Brownian motion.
William Harvey was an English physician. William Harvey was the first researcher to describe the systemic circulation of blood in the human body. William Harvey stated the presence of blood capillaries in the human circulatory system.
Therefore, blood capillaries were discovered by William Harvey. Hence, the correct option is (a) William Harvey.
Note:
Blood capillaries are formed by the process of vasculogenesis during the early embryonic stage. The formation of blood capillaries from pre-existing blood vessels is called angiogenesis.
Complete Answer:
A blood capillary has a wall that is as thick as a single layer of squamous endothelial cells. The blood capillaries transfer blood between arterioles and venules. Blood capillaries are sites for exchange of many substances with the interstitial fluid surrounding these capillaries.
Girolamo Fabrici contributed to the field of surgery. Girolamo Fabrici thoroughly studied the formation of a fetus. He also studied the structures of various parts of the body like the oesophagus, intestines and stomach. Girolamo Fabrici studied the distinct appearance of the eyes. He also studies the peculiarities of the ears and the larynx.
Marcello Malpighi was an Italian physician and biologist. He is considered to be the Father of Physiology and Histology. Marcello Malpighi was the first person to visually observe the blood capillaries in 1661. Marcello Malpighi also found the link between arteries and veins.
Robert Brown was a Scottish botanist. Robert Brown was one of the first people to give a detailed description of the cell nucleus. He researched his observation of a peculiar motion called the Brownian motion.
William Harvey was an English physician. William Harvey was the first researcher to describe the systemic circulation of blood in the human body. William Harvey stated the presence of blood capillaries in the human circulatory system.
Therefore, blood capillaries were discovered by William Harvey. Hence, the correct option is (a) William Harvey.
Note:
Blood capillaries are formed by the process of vasculogenesis during the early embryonic stage. The formation of blood capillaries from pre-existing blood vessels is called angiogenesis.
Recently Updated Pages
How many sigma and pi bonds are present in HCequiv class 11 chemistry CBSE
Mark and label the given geoinformation on the outline class 11 social science CBSE
When people say No pun intended what does that mea class 8 english CBSE
Name the states which share their boundary with Indias class 9 social science CBSE
Give an account of the Northern Plains of India class 9 social science CBSE
Change the following sentences into negative and interrogative class 10 english CBSE
Trending doubts
Fill the blanks with the suitable prepositions 1 The class 9 english CBSE
Which are the Top 10 Largest Countries of the World?
Give 10 examples for herbs , shrubs , climbers , creepers
Difference Between Plant Cell and Animal Cell
Difference between Prokaryotic cell and Eukaryotic class 11 biology CBSE
The Equation xxx + 2 is Satisfied when x is Equal to Class 10 Maths
Change the following sentences into negative and interrogative class 10 english CBSE
How do you graph the function fx 4x class 9 maths CBSE
Write a letter to the principal requesting him to grant class 10 english CBSE