Explanation

The liver plays a crucial role in regulating blood glucose levels by storing glucose as glycogen.

When levels are high and releasing glucose into the bloodstream when levels are low.

It helps maintain stable blood glucose levels, especially between meals and during fasting.

Explanation

The Forebrain, specifically the cerebrum, is responsible for controlling higher-level functions such as:

• Thinking
• Feelings
• Memory
• Hearing
• Seeing
• Speech
• Decision making

Explanation

• The lungs are responsible for exchanging oxygen and carbon dioxide through the process of respiration.
• Oxygen from the air we breathe in is absorbed into the bloodstream.
• Carbon dioxide, a waste product, is removed from the bloodstream and exhaled out.

Explanation

• The nose not only takes in air from our surroundings.
• But it also warms, moistens, and filters the air before it goes to the lungs.
• The nasal passages contain tiny hairs called cilia and mucous membranes that help to trap dust, bacteria, and other particles, preventing them from entering the lungs.
  

Explanation

• The nose has two holes, the nostrils, which take in air from our surroundings and pass it to the lungs through the nasal passages.
• The nose is responsible for breathing, smelling, and filtering the air we breathe.

Explanation

• The Ear is the body part responsible for hearing and maintaining the body's balance.
• The ear consists of the outer ear, middle ear, and inner ear.

Explanation

• Storage: Holds food temporarily
• Mechanical and chemical breakdown: Mixes and digests food with enzymes and acids
• Liquification: Converts food into a liquid mixture (chyme)
• Emptying: Releases chyme into the small intestine for nutrient absorption

Explanation

Cholesterol is a waxy substance called a lipoprotein

Explanation

Chewing or mastication is the process by which food is crushed and ground by teeth.

It is the first step of digestion,

and it increases the surface area of foods to allow a more efficient breakdown by enzymes.

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ND17-1-2023

Explanation

Calcitonin is a hormone that your thyroid gland makes and releases to help regulate calcium levels in your blood by decreasing it.