Try the Quiz : Biology : Human Organ Systems III
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MORE INFO- Bronchi are 2 in number.
- Heart is divided into 4 chambers.
- There are total 8 premolars in an adult human being.
- An average human adult has 32 teeth.
- A healthy human adult has 206 bones.
- Anus is the opening in the body through which feces are excreted.
- Blood is distributed to various parts of the body through blood vessels known as arteries.
- Heart lies on the left side of the chest cavity.
- Complex food particles are broken into simple food particles through the process of digestion.
- Ears are the organs of hearing.
- Food descends from the mouth to the stomach through a muscular tube known as esophagus.
- Kidneys are the main excretory organs.
- Larynx is also known as 'voice box'.
- Lungs are the main respiratory organs.
- Nose is the organ of smell.
- Salivary glands secrete a fluid known as saliva which helps in digestion as well as in swallowing of food.
- Oral cavity remains moist due to presence of a fluid known as saliva.
- Tongue is a muscular leaf-like structure helpful in swallowing of food and speaking.
- Urethra is a tubular structure through which urine is excreted out of the body.
- Urinary bladder is a sac-like structure which stores urine.
- Blood is returned to the heart from various body parts through blood vessels known as veins.
HUMAN EXCRETORY SYSTEM
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ANSWER- Name part 1 in the following diagram: : Kidney
- Name part 2 in the following diagram: : Ureter
- Identify the Urinary Bladder in the following diagram: : 3
- Identify the Urethra in the following diagram: : 4
Try the Quiz : Biology : Human Organ Systems III
