systems of the body and their functions

Question 1

4 integumentary system functions

Answer 1

1. protects deeper organs
2. excretes salts and urea
3. regulates body temperature
4. produces vitamin D

Question 2

4 skeletal system functions

Answer 2

1. support body and protect organs
2. provide levers for muscular action
3. blood cell formation
4. store minerals

Question 3

2 muscular system functions

Answer 3

1. movement

2. generate heat

Question 4

4 nervous system functions

Answer 4

1. allows body to detect internal and external changes and respond
2. homeostasis (controls gland secretions)
3. controls muscle contraction
4. gives rise to sensations, emotions, logic, understanding, creativity etc.

Question 5

3 endocrine system functions

Answer 5

1. homeostasis
2. growth and devleopment
3. produces hormones that alter body function

Question 6

cardiovascular system function

Answer 6

a transport system for carrying blood (nutrients, wastes, cells and hormones) to and from the tissue cells where exchanges are made

Question 7

3 lymphatic system functions

Answer 7

1. returns leaked fluid from blood vessels back to blood
2. cleans blood
3. houses lymphocytes to protect the body from foreign substances

Question 8

2 respiratory system functions

Answer 8

1. supplies blood with oxygen while removing carbon dioxide

2. contributes to acid-base balance of blood

Question 9

2 digestive system functions

Answer 9

1. breaks down food to be absorbed by blood and fed to blood cells
2. removes undigested residue from the body as feces

Question 10

2 urinary system functions

Answer 10

1. rids the body of urea, uric acid and ammonia

2. maintains water, electrolyte and acid-base balance of blood

Question 11

4 reproductive system functions

Answer 11

1. provides sperm in males
2. provides eggs in females
3. uterus houses the fetus
4. mammary glands provide nutrition for infant