1 - Body Systems and Major Organs

Question 1

What are the 11 body systems?

Answer 1

1. Integumentary
2. Cardiovascular
3. Respiratory
4. Digestive
5. Urinary
6. Muscular
7. Skeletal
8. Nervous
9. Endocrine
10. Reproductive
11. Lymphatic+ immune

Question 2

What are the components of the integumentary system?

Answer 2

Skin, hair, nails, sweat + oil glands

Question 3

Give 3 functions of the integumentary system?

Answer 3

protection, temperature regulation, eliminating waste

Question 4

What are the components of the skeletal system?

Answer 4

bones, joints, cartilage

Question 5

What are the functions of the skeletal system?

Answer 5

• Support and protection
• Muscle attachments
• Houses cells that produce blood cells
• Stores minerals and lipids

Question 6

What are the components of the muscular system?

Answer 6

skeletal muscle

Question 7

What are the functions of the muscular system?

Answer 7

• Enables movement
• Stabilises body position (posture)
• Generates heat

Question 8

What are the components of the cardiovascular system?

Answer 8

blood, heart, blood vessels

Question 9

What are the functions of the cardiovascular system?

Answer 9

• Transport of substances
• regulation
• defence against disease

Question 10

What are the components of the lymphatic+ immune system?

Answer 10

lymphatic fluid, lymphatic vessels, lymph nodes, bone marrow, spleen, thymus, tonsils

Question 11

What are the functions of the lymphatic

+ immune system?

Answer 11

• returns proteins and fluid to blood
• carries lipids from GI tract to blood
• protects against disease and cancer

Question 12

What are the components of the endocrine system?

Answer 12

hormone producing glands

Question 13

What are the functions of the endocrine system?

Answer 13

• coordinates body functions

- releases hormones from glands

Question 14

What are the components of the nervous system?

Answer 14

Brain, Spinal cord, nerves and special sense organs such as eyes and ears.

Question 15

What are the functions of the nervous system?

Answer 15

• Generation of nerve impulses for regulation of body activities
• detects and responds to stimuli
• initiates muscle contraction/ gland secretion

Question 16

What are the components of the respiratory system?

Answer 16

The nose, pharynx, larynx, trachea, bronchi, lungs with their alveoli, diaphragm and muscles surrounding the ribs.

Question 17

What are the functions of the respiratory system?

Answer 17

gas exchange, regulation of blood pH, voice production,

Question 18

What are the components of the digestive system?

Answer 18

mouth, pharynx, esophagus, stomach, small + large intestine, salivary glands, gallbladder, liver, pancreas

Question 19

What are the functions of the digestive system?

Answer 19

• physical and chemical breakdown of food
• absorbs nutrients
• eliminates solid waste

Question 20

What are the components of the urinary system?

Answer 20

kidneys, ureters, bladder, urethra

Question 21

What are the functions of the urinary system?

Answer 21

Eliminates wastes,
Regulation of blood volume and pressure,
stimulation of RBC (Red Blood Cell) formation,
control of fluid electrolyte
acid-base balance,

Question 22

What are the components of the reproductive system?

Answer 22

female: ovaries, uterus, fallopian tubes, vagina
male: testes, epididymis, vas deferens, penis

Question 23

What are the functions of the reproductive system?

Answer 23

• gamete production

- hormone release