|
|
| 321. |
 Goose
bumps on our skin are caused by pull of muscles attached to hair follicles and
make the hair upright. |
| 322. |
 The
color of our hair is also determined by the melanin, a pigment present in the
human body. |
| 323. |
 The
human adult heart pumps about 4,000 gallons of blood each day. |
| 324. |
 The
human body contains 30 amazing hormones, which regulates activities like sleep,
body temperature, hunger, and managing stress in times of crisis and so on.
|
| 325. |
 A person
growth like being tall or short is not determined only by the genes. Growth
hormone also is responsible for it. |
| 326. |
 Red Blood Cells constitutes about 40
% of the blood. |
| 327. |
 The
human body makes 2.5 million Red Blood Cells every second or about 200 billion
Red Blood Cells every day. |
| 328. |
 Arterial
blood contains a lot of oxygen and nutrients for the body whereas venous blood
contains low oxygen level and nutrients. |
| 329. |
 Red
Blood Cells are the only cells in the body that do not have a nucleus.
|
| 330. |
 If the
blood vessels were laid from end to end, they would reach around the world four
times. |
| 331. |
 On an
average, the human growth hormone, which is responsible for a person growth is
produced at the rate of 500 microgram per day at the age of twenty, 200
microgram per day at the age of fourty and 25 microgram per day at the age of
eighty. |
| 332. |
 It is
estimated that there are over 1, 000,000,000,000,000 connections in the human
brain. |
| 333. |
 Human
brain constitutes 60 % of white matter and 40 % of grey matter. |
| 334. |
 The
average length of the human brain is about 167 mm and its average height is
93mm. |
| 335. |
 A human
heart pumps about 1,314,000 gallons of blood a year through its blood vessels.
|
| 336. |
 There
are about 30 - 40 billion white blood cells present in our body to fight against
infective and foreign organisms. |
| 337. |
 The
human bladder can stretch to hold about 400ml of urine. |
| 338. |
 All the blood in
our body passes 400 times through each kidney per day. |
| 339. |
 The
human Liver consists of 100,000 tiny clusters called lobules. |
| 340. |
 On an
average, the human stomach holds about 2 liters of contents.
|
No comments:
Post a Comment