Class 10th Science - Life processes Chapter 1

Class 10th Science - Life processes Chapter 1 – Human Respiratory System

Human Respiratory System:

The human systema respiratorium consists of a try of lungs. Lung's are connected to a channel of tubes that open on the surface through the nostrils. the most structures within the human systema respiratorium are mentioned below:

Nostrils: There 2 nostrils that converge to create a nasal passage. The inner lining of the nostrils is lined with hairs and remains wet owing to mucous secretion. each mucous secretion and hairs facilitate in filtering the dirt particles out from the indrawn air. and therefore the air is warm up once it enters the nasal passage.

Pharynx: it's a tube-like structure that continues when the nasal passage.

Larynx: This half comes when the tubular cavity. this is often conjointly referred to as the larynx.

Trachea: this is often composed of rings of gristle. tough rings stop the collapse of the trachea within the absence of air.

Bronchi: A try of bronchi comes out from the trachea, and with one bronchial tube connected to every respiratory organ.

Bronchioles: branches and sub-branches of a bronchial tube within the respiratory organ are referred to as bronchioles.

Alveoli: These are air-sacs at the top of bronchioles. The alveolus consists of an awfully skinny membrane and is that the place wherever blood capillaries open. wherever element mixes with the blood and greenhouse emission exits from the blood. The exchange of gases; in alveoli; takes place owing to the pressure differential.

Know more

Comments

Lessons-Worksheets-Question Papers-CBSE Class 2 English

Lessons-Worksheets-Question Papers-CBSE Class 2 English CBSE 2nd Class English – One and Many In this blog, we share the spelling rules used in the concept of One and Many. When there is only one of a naming word (noun), it is said to be a singular noun . When a noun shows more than one, it is said to be in the plural . We can add –S, -es, -ves or ies to show that there is more than one noun. For example, we say many birds, four biscuits, six brushes. But for the students of Class 2 , it’s very difficult and confusing to understand where to use s , es, ves or ies in the form of many. Don’t worry, it looks difficult, but it is very easy as in grammar each concept has a set of rules that need to practice. Noun ending with –s, -x, -o, -sh, -ch, and –ss form plurals by taking –es. Look at these pairs of words: Bus – Buses Brush – Brushes Continue ..... Click here ...

Magnetic and non-magnetic material Class 6 Science

Magnetic and non-magnetic material Class 6 Science A magnet is a substance that is drawn to certain magnetic materials like iron, cobalt, and nickel. Magnets have the ability to draw iron to them. Natural magnets are rocks that naturally draw iron. Non-magnetic materials include things like wood, rubber, coins, feathers, leather, etc. that are not drawn to iron. Magnet characteristics It pulls magnetic materials, such as iron. The magnet's two ends are referred to as its poles. The magnet's diametrically opposed poles are drawn together. Heating, hammering, or dropping causes it to lose its characteristics. On the basis of properties types of Magnets Temporary magnets are those magnets that are magnetic for only a little duration. Typically, iron, cobalt, or nickel are used to make them. When they are close to the powerful magnet, they act like a magnet. When they are yanked away from the powerful magnet, they stop being magnetic. Permanent magnets are magnets that have magne...

Class 3 English Practice Grammar Worksheet -The Adverb

Class 3 English Practice Grammar Worksheet -The Adverb Class 3 English – The Adverb – Kinds of Adverb Fill in the blanks with suitable Adverbs of place. Choose from the box. Up outside everywhere back down away here there ...

Takshila Learning - Online Tutorials

Search This Blog