Chapter 1-intro to human body Flashcards
Regional anatomy
Study of the body’s organization by areas; approach used in most medical/dental schools
Surface anatomy
Study of external features that serve as landmarks to locate deeper structures
Anatomical imaging
Use of x-Rays, ultrasound, and magnetic resonance imaging to create pictures of internal structures
Physiology
The scientific discipline that deals with the processes or functions of living things
Organelles
A structure within a cell that performs one or more specific functions
Cell
The basic living unit of all plants and animals
Tissue
A group of cells with similar structure and function plus the extra cellular substances located between them
Organ
Two or more tissue types that together perform one or more common functions
Integumentary system
Skin, hair, nails, sweat glands
Protects
Prevents water loss
Regulates temperature
Helps produce vitamin D
Skeletal system
Bones, cartilage, ligaments, joints
Protects& supports the body
Produces blood cells
Stores minerals and fats
Allows body movements
Muscular system
Muscles, attached by tendons
Allows body movements
Maintains posture
Produces body heat
Systemic anatomy
Study of the body’s structures by systems such as the nervous and muscular systems
Lymphatic system
Lymphatic vessels, lymph nodes, and other lymphatic organs
- Removes foreign substances from blood and lymph
- Comcast diseases
- maintains fluid balance
- absorbs fats from digestive tract
Respiratory system
Lungs and respiratory passages
Exchanges O2 and CO2 between blood and the air
Regulates blood pH
Digestive system
Mouth, pharynx, esophagus, stomach, and intestines
Breaks down and absorbs nutrients
Eliminates waste
