Organ systems

Question 1

INTEGUMENTARY
SYSTEM

Answer 1

structure
- Skin, hair, sweat glands and nails

function
- provides protection
- regulates body temp
- excretes urea through perspiration
- generates Vit D
- senses pain, cold, temp, pressure

Question 2

MUSCULAR SYSTEM

Answer 2

structure
- skeletal/ smooth/ cardiac

function
- movement + support
- maintain posture
- produce heat

Question 3

SKELETAL SYSTEM

Answer 3

structure
- Bones, joints, cartilage, ligaments, and tendons.

function
- provide support and protection
- participate in movement + locomotion
- provides storage for minerals
- produces RBC

Question 4

NERVOUS SYSTEM

Answer 4

structure
- CNS: Brain, spinal cord,
- PNS: spinal + cranial nerves

function
- receive, coordinate, and respond
- mainatin homeostasis

Question 5

CARDIOVASCULAR
SYSTEM

Answer 5

structure
- Heart, blood vessels and blood.

function
- Pumps blood to distribute nutrients, gases, and hormones.
- Removes waste.

Question 6

LYMPHATIC
SYSTEM

Answer 6

structure
- Lymphatic vessels, lymph, lymph nodes, lymphoid organs including
the spleen and tonsils etc

function
-collects excess tissue fluid from between cells and returns it to the CV system
- facilitates immune response through production and maturation of lymphocytes
- absorbs fat from the digestive system and transports it to the cardiovascular system

Question 7

RESPIRATORY
SYSTEM

Answer 7

structure
- Nose pharynx, larynx trachea,
bronchi and bronchioles, lungs
and diaphragm

function
- Site of gas exchange in the body
- Oxygen is absorbed into the bloodstream, carbon dioxide
removed.
- Blood in constant supply of oxygen

Question 8

ENDOCRINE
SYSTEM

Answer 8

structure
- Thyroid, pituitary, pancreas, adrenals, hypothalamus,
gonads, pineal

function
- Glands secrete hormones which regulate processes and maintain homeostasis

Question 9

URINARY SYSTEM

Answer 9

structure-
- Kidney, ureters, bladder, urethra.

function
- Filters excess fluid and nutrients from the bloodstream.
- Maintain water and electrolyte balance
- Regulates pH balance of the blood.

Question 10

REPRODUCTIVE
SYSTEM

Answer 10

structure
- Uterus, penis, ovaries and testes,
mammary glands

function
- Sperm and oocyte production
- Produces sex hormones.
- Produce offspring

Question 11

DIGESTIVE
SYSTEM

Answer 11

structure
- Mouth, pharynx oesophagus,
stomach, small intestine, large
intestine, rectum, anus

function
- Break down food into units that can be absorbed and enter blood for nutrients - received by the cell.
- Indigestible food - eliminated as faeces.