Chapter 1 The Human Body Flashcards
The study of how the body functions
Physiology
This is made up of a group of atoms
Chemical
The smallest living unit of the body
Cells
A group of cells that are alike
Tissues
Specialized tissue that perform a function
Organs
A group of organs that perform complex functions,
Systems
This system forms an external body covering, regulates body temperature, protects deep tissue, contains skin, hair and nails
Integumentary system
This system protects and supports the body, provides muscle attachment for movement, contains bones, joints, cartilage and connective tissue, the site of blood cell formation and stores minerals
Skeletal system
This system transports oxygen and nutrients to tissues
Cardiovascular system
This system removes wastes from the blood
Urinary system
This system exchanges oxygen and carbon dioxide between the blood and air
Respiratory system
This system regulates body functions by means of hormones
Endocrine system
This system regulates body functions by means of impulses
Nervous system
This system destroys pathogens that enter the body
Lymphatic system
This system is a barrier to pathogens
Integumentary system
What is the order of the levels of the body fro, simplest to complex
Chemical, cell, tissue, organ, system
Examples of this system: heart, blood, blood vessels
Cardiovascular system
Examples of this system: spleen, lymphatic vessels, lymph
Lymphatic system
Examples of this system: pancreas, pituitary, thyroid, ovaries and testes
Endocrine system
Examples of this system: nasal cavity, pharynx, trachea, bronchus, lungs
Respiratory system
Examples of this system: mouth, esophagus, small/large intestine
Digestive system
Examples of this system: testes and ovaries
Reproductive
Maintaining boundaries, reproduction, and movement are considered what type of process?
Basic processes
Digest, excretion and growth are considered what type of process?
Complex processes
