Explanation

• When a person inhales, the air travels through the nose or mouth, into the larynx and then into the trachea; which is the main passageway into the lungs.
• The trachea divides into a right and left bronchi.
• Bronchi branch into smaller tubes that become bronchioles.
  

Explanation

•  Pneumothorax means the air in the pleural space
• ***
• A pneumothorax is a collection of air outside the lung but within the pleural cavity.
• It occurs when air accumulates between the parietal and visceral pleura inside the chest.
• The air accumulation can apply pressure on the lung and make it collapse

Explanation

• Burning process is a chemical process.
• But it is not a physical process.

The characteristics of the burning process are:

• It is a chemical process.
• It takes place in all living cells.
• It release energy.
• Various enzymes are required.

Explanation

The large intestine (colon) is responsible for absorbing:

• Water
• Mineral salts (electrolytes)
• Some vitamins (like vitamin K and biotin)

Explanation

• The outer ear receives sound vibrations and passes them on to the eardrum (tympanic membrane).
• Which then transmits the vibrations to the middle ear.

Explanation

• The skeleton and muscles work together to support your body and move it forward.
• The skeleton provides the structural framework and support.
• The muscles contract and relax to move the bones and facilitate movement.

Explanation

Explanation

• The maxilla is located on Face
• ***
• The maxilla is a bone that helps to make up the skull.
• It is specifically located in the mid-face, forms the upper jaw, separates the nasal and oral cavities,
• and contains the maxillary sinuses (located on each side of the nose.
  

Explanation

• The air you breathe in enters the lungs through the windpipe (trachea).
• The trachea is a tube that connects the throat (pharynx) to the lungs, allowing air to pass through during breathing.

Explanation

• Humans have 20 primary teeth (also known as deciduous or baby teeth).
• 32 permanent teeth (also known as adult teeth).