Intro: cells, tissues, and terminology Flashcards
What are the two basic components of cytoplasm?
Organelles and cytosol
What is an anatomical plane?
An imagined 2D surface that passes through the body
The endocrine system organs include all organs within the body that produce ____ .
Hormones
What term describes the front or direction toward the front of the body?
Anterior (or ventral)
The mucous membrane is a composite of ____ and ____ tissues.
Connective; epithelial
Cutaneous membrane is in which category of tissue membrane?
Epithelial
In what forms/locations is epithelial tissue (AKA epithelium) found?
Sheets of cells that cover the exterior body surfaces, lines internal cavities and passageways, and forms certain glands
Identify the three serous membranes lining the thoracic cavity
Two pleura that cover the lungs, and the pericardium that covers the heart
All living cells in multicellular organisms have a ____ ____.
Cell/plasma membrane
Mucous membranes are in which category of tissue membrane?
Epithelial
What primarily comprises the cell membrane?
Phospholipids back-to-back; a phospholipid bilayer.
True or false: the cell membrane is a rigid structure that protects the nucleus.
False: the cell membrane is extremely pliable, and protects the entire cell
The word ‘anatomy’ is from a Greek root meaning ‘____ ____ ____’.
‘to cut apart’
The study of body structures observable through a microscope and other magnification devices is known as ____ anatomy.
Microscopic anatomy
What is the function of serous fluid?
Lubricates the membrane and reduces abrasion and friction between organs
Which two types of tissue are excitable?
Muscle and nervous
The arteries and veins form a network throughout the body to provide ____ blood.
Oxygenated
How many distinct organ systems are in the human body?
Eleven
How many serous membranes line the thoracic cavity?
Three
Anatomy is the science of morphology, meaning:
The structure of an organism and its various parts
Where can mucous membrane be found?
Lining body cavities and hollow passages open to the external environment, including digestive, respiratory, excretory, and reproductive tracts.
The cutaneous membrane is a ____ ____ epithelial membrane.
Stratified squamous
An anatomically distinct structure of the body composed of two or more tissue types is called an ____.
Organ
What term describes a position farther from the surface of the body?
Deep