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Lecture Exam 2
Lecture Exam 2
12
Biology
Undergraduate 2
02/23/2016

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Cards

Term
What is the difference between Intracellular Fluid & Interstitial Fluid?
Definition
Intracellular has fluids within the cell, while Interstitial has fluids between the cells. Intracellular also has cytosol.
Term
What does it mean for the Plasma Membrane to be selectively permeable?
Definition
Means certain materials can enter, while others are excluded.
Term
What is the difference between Passive and Active Transport?
Definition

Passive - No Energy is needed

 

(Ex. Diffusion, Osmosis, and Filtration)

 

Active - Energy is required in the form of ATP and Protein.

 

(Ex. Solute Pumps & Vesicular Transport)

 

 

Term
What is Diffusion?
Definition
Particles distributing themselves evenly within a solution.
Term
What are 3 types of Diffusion?
Definition

Simple Diffusion

 

Osmosis

 

Facilitated Diffusion

Term
What is Filtration?
Definition

Pressures molecules through plasma membrane.

 

(Ex. Kidneys)

Term
What are 2 types of Vesicular Transport?
Definition

Exocytosis

 

Endocytosis

Term
What are 4 Major types of Tissue?
Definition

Epithelial Tissue

 

Connective Tissue

 

Muscle Tissue

 

Nervous Tissue

Term
What are the 3 Unique characteristics of Epithelial Tissues?
Definition

No Blood Supply (Avascular)

 

Regenerates

 

Has Apical & Basal Surfaces

Term
What does it mean if an epithelial tissue is simple? What are the functions of simple epithelial tissue?
Definition

It only has one layer.

 

Simple Squamous - Functions in diffusion or secretions in membranes

 

Simple Cuboidal & Columnar - Functions in secretion and absorption

 

 

Term
What does it mean if an epithelial tissue is stratified? What is the function of the straified epithelial tissue?
Definition

It contains two or more layers. 

 

Stratified Squamous - Acts as the protective covering

 

Stratified Cuboidal & Columnar- Functions in Protection

 

Term
What are the 3 basic cell shapes for epithelial tissue?
Definition
Squamous, Cuboidal, Columnar
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