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Histo Final Exam > 251-300 > Flashcards

251-300 Flashcards

1
Q
  1. Which of the four basic tissue types does blood belong to://
A

epithelium, connective tissue, muscle and nervous tissue.

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2
Q
  1. Which of the following is not considered a “formed element”://
A

platelets

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3
Q
  1. Approximately what percentage of the volume of blood do the formed elements comprise://
A

45%

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4
Q
  1. Which leukocyte is the least abundant in a peripheral smear of blood://
A

Basophils

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5
Q
  1. Which of the following is a granulocyte://
A

Neutrophils, eosinophils, and basophils are granulocytes.

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6
Q
  1. Which is the largest leukocyte://
A

Monocyte

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7
Q
  1. Which of the following is described as a “biconcave disc”://
A

red blood cell.

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8
Q
  1. What is another term for a red blood cell://
A

erythrocytes

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9
Q
  1. Which leukocyte has orange-pink granules://
A

Eosinophils

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10
Q
  1. Which leukocyte is the second most abundant in a peripheral smear of blood://
A

Lymphocytes

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11
Q
  1. How many types of cartilage are there://
A

three types of cartilage: hyaline, fibrous, and elastic cartilage.

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12
Q
  1. Which type of cartilage forms the intervertebral disc://
A

Fibrocartilage

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13
Q
  1. What cell produces the cartilaginous matrix://
A

chondrocytes

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14
Q
  1. Which type of cartilage is characterized by a glassy matrix://
A

Hyaline cartilage

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15
Q
  1. Which type of cartilage forms the articular surface on bones://
A

hyaline cartilage

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16
Q
  1. What is woven bone://
A
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17
Q
  1. What is bone formation called when the bone is formed directly, without using a cartilage
    template: //
A

Intramembranous bone formation

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18
Q
  1. What forms the epiphyseal growth plate://
A

cartilage

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19
Q
  1. What are the mineral crystals in bone called://
A

Calcite

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20
Q
  1. What is bone formation called when the bone is formed from a cartilage template://
A

Endochondral

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21
Q
  1. Which of the following is involved in the blood brain barrier://
A

The blood–brain barrier is formed by endothelial cells of the capillary wall, astrocyte and pericytes
embedded in the capillary basement membrane.

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22
Q
  1. Which of the following forms myelin in the peripheral nervous system://
A

Schwann cells

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23
Q
  1. Which of the following is an element of the central nervous system://
A

brain and spinal cord.

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24
Q
  1. What is a collection of cell bodies outside the CNS called://
A

ganglion

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25
Q
  1. Which of the following is the most abundant neuroglia cell://
A

Astrocytes

26
Q
  1. What is the end of an axon called://
A

synaptic buttons or axon terminals

27
Q
  1. Which of the following forms myelin in the central nervous system://
A

oligodendrocytes

28
Q
  1. What is the primary component of myelin://
A

lipid

29
Q
  1. What are neurons in the retina://
A

photoreceptors, bipolar cells, ganglion cells, horizontal cells, and amacrine cells. ..

30
Q
  1. What is another term for the cell body of a neuron://
A

perikaryon or soma.

31
Q
  1. Which of the following is involved in the blood brain barrier://
A

The blood–brain barrier is formed by endothelial cells of the capillary wall, astrocyte and pericytes
embedded in the capillary basement membrane.

32
Q
  1. Which of the following forms myelin in the peripheral nervous system://
A

Schwann cells

33
Q
  1. Which of the following is an element of the central nervous system://
A

Schwann cells

34
Q
  1. Which of the following is an element of the central nervous system:/
A

brain and spinal cord

35
Q
  1. What is a collection of cell bodies outside the CNS called://
A

ganglion

36
Q
  1. Which of the following is the most abundant neuroglia cell://
A

Astrocytes

37
Q
  1. What is the end of an axon called://
A

synaptic buttons or axon terminals

38
Q
  1. Which of the following forms myelin in the central nervous system://
A

oligodendrocytes

39
Q
  1. What is the primary component of myelin:
A

lipid

40
Q
  1. What are neurons in the retina:
A

photoreceptors, bipolar cells, ganglion cells, horizontal cells, and amacrine cells

41
Q
  1. What is another term for the cell body of a neuron:
A

perikaryon or soma.

42
Q
  1. Which of the following is composed of smooth muscle:/
A

Walls of blood vessels, Walls of stomach
Ureters, Intestines, In the aorta (tunica media layer), Iris of the eye, Prostate, Gastrointestinal Tract, Respiratory Tract, Small arteries, Arterioles, Reproductive tracts (both genders), Veins, Glomeruli of the Kidneys (called mesangial cells), Bladder, Uterus, Arrector pili of the skin
Ciliary muscle, Sphincter, Trachea, Bile duct

43
Q
  1. Which fiber type has more myoglobin:
A

Red fibers

44
Q
  1. What is line that bisects the dark band in muscle:
A

H band

45
Q
  1. What is the outer connective tissue covering of a muscle:/
A

epimysium

46
Q
  1. What is myosin:/
A

fibrous globulin of muscle that can split ATP and that reacts with actin in muscle contraction to form
actomyosin

47
Q
  1. Which of the following is composed of skeletal muscle
A
48
Q
  1. What type of muscle is always multinucleated:/
A

Skeletal muscle

49
Q
  1. What is another term for muscle cells:
A

myocyte

50
Q

289..
.
Which of the following contains a substantial amount of smooth muscle:

A
51
Q

290 Which one of the following is a correct statement concerning Haversian systems (osteons)?:

A
52
Q

291The formation of bone in the absence of a pre-existing cartilage framework is called:/

A

nonlamellar.

53
Q
  1. Demineralized bone consists chiefly of:
A

Collagen

54
Q
  1. In a slide showing spongy bone formed solely by intramembranous ossification, all of the following features may be found upon microscopic examination except://
A

Periosteum

55
Q
  1. The oldest lamella of a Haversian system (osteon) is://
A

the most peripheral lamella

56
Q
  1. the most peripheral lamella bone grows in length as a result of://
A
57
Q
  1. The largest cell typically present in bone marrow is the://
A

megakaryocytes

58
Q

297.

Myelopoiesis refers to the formation of :/

A

Myelopoiesis is the regulated formation of myeloid cells, including eosinophilic granulocytes, basophilic granulocytes, neutrophilic granulocytes, and monocytes.

59
Q
  1. The circulating white blood cells which are fewest in number are the://
A

basophils

60
Q
  1. Osteoclasts arise from:/
A

hematopoietic progenitors

61
Q
  1. Osteocytes arise most directly from:
A

mesenchyme

62
Q

What do you call a fly without wings

A

A walk

Histo Final Exam (8 decks)

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