Facts About Human Body


Here is the list of some interesting facts about the human body which are frequently asked in all government exams. Question-related to this topic is a part of static GK in which scoring becomes easy as you have to learn the facts and they will be asked as it is.

Average body weight: 65 kg

Blood Platelets count: 150,000 – 400,000 platelets per microlitre

Blood clotting time: 3-5 minutes

Breathing Rate at rest: 12-16/minute

Gestation period: 40 weeks or 9 calendar months

Hb content in body: 500 – 700 gm

Haemoglobin (Hb): In male: 14-15 gm/100 c.c. of blood; In female: 11-14 gm/100 c.c. of blood

Largest and strongest Bone in the body: Femur (thigh bone)

A lifespan of Red Blood Cells (R.B.C.): 100 to 120 days

A lifespan of White Blood Cell (W.B.C.): 5-20 days

Largest White Blood Cells: Monocytes

Largest Endocrine Gland: Thyroid gland

Largest Gland: Liver

Largest Muscle in the body: Gluteus Maximus or Buttock Muscle

Largest Artery: Aorta

Largest Vein: Inferior Vena Cava

Largest and longest Nerve: Sciatic Nerve

Longest Cell: Neurons (nerve cells)

Menstrual cycle: 28 days

Menopause age: 45-50 years

Minimum distance for proper vision: 25 cm

The number of Red Blood Cells (R.B.C.):

In male: 5 to 6 million/cubic mm; In female: 4 to 5 million/cubic mm

Normal White Blood Cell (W.B.C.) count: 5000-10000/cubic mm

Normal Blood Pressure (B.P.): 120/80 mm Hg

Normal body temperature: 37-degree celsius

Number of Spinal Nerves: 31 pairs

Normal Heart Beat at rest: 72 beats per minute

Another name of Red Blood Cell (R.B.C.): Erythrocytes

pH of Urine: 6.5 – 8

pH of Blood: 7.36-7.41

Pulse rate: 72 per minute

Smallest Bone in the body: Stapes in ear

Smallest White Blood Cells: Lymphocyte

Smallest Muscle in the body: Stapedius

Thinnest Skin: Eyelids

The weight of Heart: 200-300 gm

Universal blood donor: O

Universal blood recipient: AB

Weight of Heart: 200-300 gm

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