Explanation

A man should take (3.7 liters) a day, this includes fluids from water, beverages like teas and juice, and from food.

Explanation

Biological death of the patient means death of tissues of the brain.

Explanation

The midbrain controls the reflex actions of the eye, including the adjustment of the pupil size in response to light.

This function helps regulate the amount of light entering the eye to protect the retina and maintain clear vision.

Explanation

 Fluoride is a trace mineral that plays a crucial role in maintaining strong and healthy teeth.

It helps strengthen tooth enamel, the outer layer of the tooth, making it more resistant to acid attacks that can lead to cavities. 

Explanation

The uterus is a hollow muscular organ located in the female pelvis between the bladder and rectum. 

Explanation

Skin regulates body temperature through sweating, blood flow adjustment, and insulation.

It helps maintain homeostasis by releasing heat or conserving warmth as needed.

Explanation

Parathyroid hormone (PTH) is produced and secreted by the parathyroid glands, which are located behind the thyroid gland in the neck.

PTH regulates blood calcium levels by stimulating"

• bone cells (osteoclasts) to release calcium from bones
• increasing calcium absorption in the intestines
• reducing calcium excretion in the kidneys. 
  

Explanation

In general, the cancer in a human body is caused by changes to DNA.

DNA stands for Deoxyribonucleic acid

Explanation

72 beats per minute is a good heart rate.

Complete answer:

The resting person usually has a pulse rate between 70 (beats per minute) and 80 (beats per minute).

Your risk of dying from a heart attack is lower if your heart rate is below 80 beats per minute.

A normal resting heart rate ranges from 60 to 100 beats per minute.

Explanation

• High levels of cholesterol can lead to the buildup of plaques in the arteries.
• It causing atherosclerosis, which is a primary factor in heart attacks.