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A+P Exam 1 > Unit 2 > Flashcards

Unit 2 Flashcards

1
Q

Stem cells

A

Reproduce- split
Differentiate-change to different cell

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2
Q

Totipotent

A

Fertilized egg cells
Become any cells type

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3
Q

Pluripotent

A

Embryonic cell
One lineage, numerous cells types
Ectoderm, mesoderm, endoderm

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4
Q

Multipotent

A

Makes a few types

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5
Q

Ectoderm

A

Forms numerous epithelial tissue/nervous tissue

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6
Q

Mesoderm

A

Muscle, CT

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7
Q

Endoderm

A

Lines respiratory + digestive systems

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8
Q

Epithelial tissue

A

Glandular
Covers/lines
Protects from microbes
Controls permeability
Secretes
Senses

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9
Q

Cellularity (epithelia)

A

Fit closely together to form sheeg

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10
Q

Polarity (epithelial)

A

Free surface, base surface
Apical and basal side

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11
Q

Apical surface

A

Free or exposed surface

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12
Q

Basolateral surface

A

Attached surface

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13
Q

Basement membrane

A

Reinforces epithelium
Formed by basal lamina and reticular lamina

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14
Q

Basal lamina

A

Formed by glycoprotein
Compartmentalizes
Scaffold tissues

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15
Q

Reticular Lamina

A

Contains collagen fibers
Anchors epithelium to CT

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16
Q

Tight junctions

A

Encircle cell
Between adjacent cell

17
Q

Adhering junction

A

Completely encircled cell
Inferior to tight junctions

18
Q

Desmosomes

A

Sometimes located on basal surface (hemidesmosomes)

19
Q

Simple epithelia

A

Absorption, secretion, filtration

20
Q

Simple squamous

A

Rapid diffusion, body parts with little wear and tear
(Kidney, alveoli, vascular system)

21
Q

Simple cuboidal

A

Secretion absorption
Kidney, salivary glands, pancreas, liver

22
Q

Simple columnar

A

Absorption secretion
Ducts, gall bladder, fallopian tube, GI

23
Q

Psuedostratified columnar

A

Secretion absorption
Anchored in basement membrane
Ducts of large glands, trachea, bronchi

24
Q

Stratified squamous

A

Keratinized
Non keratinized- lines moist cavities

25
Q

Endocrine glands

A

Ductless glands, Secretes hormones

26
Q

Exocrine glands

A

Unicellular
Multicellular

27
Q

Neurons

A

Signal reception, electrical impulses

28
Q

Glial cell

A

Cell support and protect neurons

29
Q

Skeletal muscle

A

Voluntary movement

30
Q

Cardiac muscle

A

Movement of blood

31
Q

Smooth muscle

A

Visceral organ walls

A+P Exam 1 (3 decks)

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