Explanation

• During swallowing, the epiglottis closes to cover the larynx (voice box).
• It preventing food and liquids from entering the trachea (windpipe).
• It directing them into the esophagus instead.

Explanation

• The skull is a bony structure that encloses and protects the brain.
• It is made up of 22 bones that fuse together during childhood and adolescence.
• The skull provides a hard outer layer that safeguards the delicate tissues of the brain, shielding it from injuries and damage.

Explanation

• The stomach mixes food with digestive enzymes and acids.
• It churning and blending it into a liquid mixture called chyme.
• Much like a mixer combines ingredients together.

Explanation

• Dilator pupillaPost Ganglionic Parasympathetic Fibrese is supplied by: Postganglionic sympathetic fibers
• ***
•  the postganglionic parasympathetic nerve fibers from CN VII are actually carried to their ultimate targets via divisions of CN V.
• Parasympathetic innervation in the head and neck promotes the production of mucous, tears, and saliva and is counter-regulated by sympathetic innervation.
  

Explanation

• The circulation of blood starts from the right side of the heart.
• Specifically from the right ventricle, which pumps blood into the pulmonary artery and sends it to the lungs to pick up oxygen.

Explanation

Indigestion (also known as dyspepsia) is a common condition characterized by discomfort or pain in the upper abdomen, caused by:

• Eating too much or too quickly
• Consuming spicy or fatty foods
• Drinking alcohol or caffeine
• Stress

Explanation

• Incisor teeth are responsible for biting and cutting food into smaller pieces, making it easier to chew and swallow.
• They are located in the front of the mouth and are designed for cutting and snipping.

Explanation

• Calcium and phosphorus is an important components for any bone related to implant
• ***
• Bone contains about 99% and 80% of the body's entire supply of Ca and P, respectively.
  

Explanation

• Breathing (respiration) is a process that requires energy.
• But it does not release energy.

The characteristics of the breathing process are:

• It is a physical process.
• It occurs in the respiratory system.
• It requires energy.
• Enzymes are not involved.

Explanation

• The ear canal, also known as the external auditory canal.
• It is the tube that connects the outer ear to the middle ear.
• It transfers sound waves from the outer ear to the eardrum, which then transmits the vibrations to the middle ear.