Lab test 2 study part 1

Question 1

the four categories of tissues are…

Answer 1

Epithelium Connective Muscle Nervous

Question 2

(Epithelium) 3 main functions are: (Epithelium) Location:

Answer 2

Protection, secretion, absorption covers and lines organs (epidermis; respiratory, digestive and urinary tracts)

Question 3

(Epithelium) Lacks ___? (receives nutrients from underlying connective tissue) Epithelium) “___” with tightly packed cells Named by: (Epithelium) Cell shape Types:

Answer 3

blood supply sheet-like Number of layers of cells Simple (1 layer), Stratified (>1 layer) Cell Shape Squamous, Cuboidal, and Columnar

Question 4

Types of Connective Tissue are?

Answer 4

• Loose (Areolar) Connective Tissue - Dense Connective Tissue - Adipose - Cartilage - Bone - Blood

Question 5

(Connective Tissue) cells that make the fibers are called ___

Answer 5

Fibroblasts

Question 6

(Connective Tissue) Tissue ___ and ___ Contains specialized cells within an extracellular matrix (ECM) ECM composed of two regions

Answer 6

protects, supports Ground Substance - Liquid, Gel-like, solid Fibers - Collagen (strongest fiber) - Elastic (stretchy fiber) - Reticular (form a network)

Question 7

(Muscle Tissue) Cells have fibers specialized for___

Answer 7

contraction

Question 8

(Nervous Tissue) Conducts___ Functions in ___ - Sensory input, motor output

Answer 8

impulses communication

Question 9

(Nervous Tissue) 2 types of cells ___ and ___

Answer 9

Neurons Neuroglia

Question 10

(Nervous Tissue) Neuron structure:___, ___, ___, and ___

Answer 10

body, nucleus, axon, dendrites