organ systems chapter 5 Flashcards
Organ
A structure made up of two or more kinds of tissue
Organ system
A group of organs arranged in such a way that they can together perform a more complex function than can any organ alone.
integumentary system
The integumentary system is an organ system consisting of the skin, hair, nails, and exocrine glands
Skeletal system
includes all of the bones and joints in the bod
Cartilage
connects and cushions joined bones
Ligaments
bands of fibrous tissue that hold bones together
Joints
connections between bones that make movement possible
Muscular system
is an organ system consisting of skeletal, smooth and cardiac muscles.
organs consisting of the Nervous system
The brain, spinal cord, and nerves are the organs of the nervous system.
what do the brain and spinal cord make up
the nervous system.
The cranial and spinal nerves, and all their branches, make up the
peripheral nervous system (PNS).
Endocrine system
is composed of glands that secrete chemicals known as hormones directly into the blood. Sometimes called ductless glands .
The pituitary gland, pineal gland, and hypothalamus are located in the
skull
The thyroid gland and parathyroid gland are in the
neck
the thymus is in the
thoracic cavity.
The adrenal glands and pancreas are found in the
abdominal cavity.
Cardiovascular system
consists of the heart and a closed system of vessels made up of arteries, veins and capillaries.
Lymphatic system
s composed of lymphatic vessels and lymphatic organs.
Immune system
is a complex network of cells and proteins that defends the body against infection.
Respiratory system
the structures in this system facilitate the movement of air into the alveoli
diaphragm
is a sheet of muscle that plays a major role in inflating the lungs during breathing.
Digestive system
involves the breakdown of food into smaller and smaller components, until they can be absorbed and assimilated into the body.
Urinary system
The kidneys filter out (clear out) the blood of the waste products and help maintain balances in the body.Structure
Reproductive system
The proper function of the reproductive system ensures survival of the genes.
