lesson 1 (1.1&1.2) Flashcards
Human Anatomy
the study of the body
Gross anatomy (Macroscopic)
the study of large structures without needing magnification
Microscopic Anatomy
the study of small structures that require magnification
Anatomist
A scientist that study the body
Cytology
the study of cells
Histology
the study of tissues
Human Physiology
the study of the chemistry/physics of structures and how they work together
Homeostasis
the state of constant internal conditions that are maintained by living things
What does the study of human physiology consist of?
measurements, manipulation and observing(with and without magnification)
How do anatomist study the body?
from a regional and systemic anatomy
Regional Anatomy
study of the connection between all body structure but in specific regions
Systemic Anatomy
study of the structures of the body system
What makes up matter?
subatomic particle, atoms, and molecules
Elements
substance that cannot be chemically broken down
What is the smallest unit of an element?
an atom
What subatomic particles make up and atom?
Protons, electrons and neutrons
Molecules
made of two or more elements
What is the smallest unit of life?
the cell
What does the cell consist of?
membranes that enclose the cytoplasm and organelles (water based cell fluid with a variety of functioning units)
Tissue
a group of cells working together to perform a specific function
Organs
specific structures in the body composed of more than two tissue types
Organ System
a group of organs working together to meet the physiological and major functions of the body
The integumentary system
Composed of hair, nails and skin
incloses internal organs
the sight of many sensory receptors
Sensory Receptors
nerve ending that send signals to the central nerve system
