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HISTO lec > Endo, Exo, CT, Cartilage & Bones > Flashcards

Endo, Exo, CT, Cartilage & Bones Flashcards

1
Q

Secretes hormones to the interstitial
fluid and diffuse directly to the blood stream without flowing to a duct

A

ENDOCRINE GLAND

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2
Q

Location of Endocrine gland

A

Pituitary gland, pineal gland, thyroid and parathryoid

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3
Q

Functions as hormones regulate metabolic and physiological process to maintain homeostasis

A

ENDOCRINE GLAND

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4
Q

Secretes products released into ducts that
lead to the surface or a covering or a lining

A

EXOCRINE GLANDS

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5
Q

Location of Exocrine glands

A

Sweat and sebaceous glands of the skin,
salivary glands

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6
Q

It produce sweat to help lower body
temperature, oil and earwax to protect and
keep moisture saliva to lubricate and digest
food

A

EXOCRINE GLANDS

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7
Q

Examples of multicellular glands

A

Sudoriferous (sweat) and Sebaceous glands

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8
Q

secretions synthesized from the Ribosomes, attached to rough ER and processed and sorted by Golgi complex and released via exocytosis

A

Merocrine Glands

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9
Q

accumulate in the apical surface before secretion, the portion of accumulation is pinched off by exocytosis then the cell repairs

A

Apocrine Glands

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10
Q

accumulate in the cytosol and then cell ruptures (secretions of lipid rich Sebaceous glands of skin)

A

Holocrine Glands

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11
Q

The most abundant tissue in the body

A

CONNECTIVE TISSUE

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12
Q

It is vascularized and supplied with nerves

A

CONNECTIVE TISSUE

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13
Q

It bind, support and strengthen the tissue, protect and insulate internal organs and compartmentalize structures, major transport system of the body, primary location of
stored energy (adipose/fat) main source of immune response

A

CONNECTIVE TISSUE

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14
Q

It originates from Mesenchymal cells

A

CONNECTIVE TISSUE

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15
Q

What are the two basic elements of connective tissues

A

Extracellular matrix and Cells

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16
Q

Extracellular matrix is composed of?

A

Protein fibers and ground substance

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17
Q

Is present in all CT, most numerous, secretes fibers and ground substance of ECM

A

Fibroblasts

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18
Q

Comes from monocytes, Phagocytes and scavenger cells

A

Macrophage

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19
Q

Comes from B cells and secretes antibodies that attack pathogens

A

Plasma cells

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20
Q

It is most abundant near blood vessels and produces histamine, can also kill bacteria

A

Mast cells

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21
Q

For fat cells or adipose cells, store triglycerides

A

Adipocytes

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22
Q

It is found deep to the skin and internal organs such as heart and kidneys

A

Adipocytes

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23
Q

small number and mainly : Neutrophils and Eosinophils

A

Leukocytes

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24
Q

It may be fluid, semi-fluid, gelatinous or calcified

A

Ground substance

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25
Q

It Support and bind cells, store water and organic molecules

A

Ground substance

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26
Q

The main adhesion protein that bind collagen fibers and cells to the ground
substance

A

Fibronectin

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27
Q

Are very strong, resists pulling (tension), flexible

A

Collagen fiber

28
Q

It is the most abundant protein in the body (25% of protein in the body)

A

Collagen fiber

29
Q

It is smaller than collagen, connects fibrous networks within a connective tissue and adds strength and stability

A

Elastic fiber

30
Q

Retic means?

A

Net

31
Q

Collagen coated with glycoprotein, provide support forms Stroma (Supporting framework) of many soft organs

A

Reticular fibers

32
Q

Are Thicker, more densely packed than other types of
connective tissues

A

DENSE CONNECTIVE TISSUE

33
Q

Three types of Dense connective tissues

A

 Dense Regular
Dense Irregular
Elastic Connective Tissue

34
Q

A Regularly arranged bundle of fibroblasts in
rows

A

DENSE REGULAR CT

35
Q

Which dense CT is located in the tendons?

A

DENSE REGULAR CT

36
Q

It Provide strong attachment between various
structures, withstand pulling tensions

A

DENSE REGULAR CT

37
Q

collagen fibers that are irregularly arranged with few fibroblasts

A

DENSE IRREGULAR CONNECTIVE
TISSUE

38
Q

Which dense CT is located in the dermis of skin?

A

DENSE IRREGULAR CONNECTIVE
TISSUE

39
Q

It gives tensile strength

A

DENSE IRREGULAR CONNECTIVE
TISSUE

40
Q

Elastic fiber rich tissue that is yellow when unstained

A

ELASTIC CONNECTIVE TISSUE

41
Q

Which dense CT is located in the lung?

A

ELASTIC CONNECTIVE TISSUE

42
Q

It functions for stretching and elasticity

A

ELASTIC CONNECTIVE TISSUE

43
Q

Are Dense network of collagen fibers and elastic fibers embedded in chondroitin sulfate (glycosaminoglycan)

A

CARTILAGE

44
Q

It can endure more stress than loose and dense connective tissue

A

CARTILAGE

45
Q

Are cells of mature cartilage

A

Chondrocytes

46
Q

Group of Chondrocytes

A

lacunae

47
Q

lacunae means?

A

Little lakes

48
Q

Dense covering is called?

A

pericondrium

49
Q

Is glassy, resilient, embedded with chondrocytes found
in lacunae surrounded by perichondrium

A

HYALINE CARTILAGE

50
Q

Which cartilage is the most abundant in the body?

A

HYALINE CARTILAGE

51
Q

It provide smooth surfaces for movement, flexibility and support, weakest type of cartilage

A

HYALINE CARTILAGE

52
Q

Are chondrocytes in thick bundles of collagen fibers,
without perichondrium

A

FIBROCARTILAGE

53
Q

Which cartilage is located in the Intervertebral disc?

A

FIBROCARTILAGE

54
Q

It Support and join structure together, strongest type of cartilage

A

FIBROCARTILAGE

55
Q

Are Chondrocytes in threadlike network of elastic fibers,
perichondrium present

A

ELASTIC CARTILAGE

56
Q

Which cartilage is located in Auricle of ears?

A

ELASTIC CARTILAGE

57
Q

It Provide strength and elasticity, maintains shape of
structures.

A

ELASTIC CARTILAGE

58
Q

In bone tissue, Calcium and Phosphates is for?

A

Strength

59
Q

In bone tissue, collagen fibers are for?

A

Tensile strength

60
Q

The compact nature of bones

A

Lamellae

61
Q

The small spaces between lamellae that contains osterocytes

A

Lacunae

62
Q

Two classification of bone tissues

A

Compact or spongy

63
Q

The minute canals containing osteocytes, transport nutrients and wastes

A

Canaliculi

64
Q

For blood vessels and nerves

A

Central canal/ Haversian canal

65
Q

It Lacks osteons/ instead has trabeculae (little beams)
same component

A

Spongy bone

HISTO lec (2 decks)

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