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Histo Final Exam > 51-100 > Flashcards

51-100 Flashcards

1
Q
  1. Last phase of mitosis, chromosome are in two new cells and nuclear membranes start to reform://
A

Telophase

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2
Q
  1. Organelle that contains breaks down molecules://
A

Lysosomes

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3
Q
  1. Structures within the cells that carry out a job - most are membrane-bound://
A

Organelle

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4
Q
  1. Organelle were sorting and packaging into vesicles takes place://
A

Golgi apparatus

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5
Q
  1. Which of the following stains is used for routine histological examination://
A

Hematoxylin and eosin

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6
Q
  1. Which of the following stain blue with H&E stain://
A

Nucleus

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7
Q
  1. Analysis of amniotic fluid that was obtained as a result of amniocentesis (puncture of amniotic sac) revealed cells the nuclei of which contain sex chromatin (Barr’s body). What can it be evidence of://
A

Development of female foetus

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8
Q
  1. An infant has been diagnosed with microcephaly. Doctors suspect that this brain disorder developed due to the fact that the mother had been taking actinomycin D during her pregnancy. What germinal layers have been affected by this teratogen://
A

Ectoderm

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9
Q

59.A histological specimen shows significant amount of mucous connective tissue (Wharton’s jelly),vessels,as wellas residual yolk and allantois.Name this organ://

A

Umbilical cord

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10
Q
  1. Nutrition of the embryo in the early stages of embryogenesis://
A

Endometrium

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11
Q
  1. Human blastula is called://
A

Blastocyst

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12
Q
  1. Gastrulation occurs with in the following days://
A

Week 3 after formation of primitive streak 6 to 7 days after fertilization.

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13
Q
  1. Large brown blastomer form://
A

Placenta in embryoblast

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14
Q
  1. In the neck of the spermatozoon are placed://
A

Centrioles

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15
Q
  1. Of these organelles in the ovul the next is lack://
A

Centr  some

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16
Q
  1. Contains enzymes that digest a path for the sperm://
A

Acrosome

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17
Q
  1. Human blastula is called://
A

Blastocyst

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18
Q
  1. The connecting link between the mother’s body and fetus://
A

Placenta

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19
Q
  1. Large brown blastomers form://
A

Placenta in embryoblast

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20
Q
  1. In the neck of the spermatozoon are placed://
A

centrioles that form the cilium

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21
Q
  1. “Dark” and “light” blastomeres are formed in the process of://
A

Shayad cleavage

22
Q
  1. In human fertilization and cleavage takes place in://
A

Fallopian tube

23
Q
  1. In the formation of human placenta involved extraembryonic organ://
A

Chorion

24
Q
  1. Implantation of the human embryo takes place on://
A

Uterus

25
Q
  1. The human embryo, formed as a result of cleavage is called://
A
26
Q
  1. The implementation process of the embryo in the uterine wall is called://
A

Implantation

27
Q
  1. The human embryo crushing begins by the end of://
A

4-8 wears

28
Q
  1. Which process in the third week of development converts the embryonic disc into the trilaminar embryo://
A

Gestrulation

29
Q

79.Placenta accreta is a medical condition in which the placenta attaches abnormally to the myometrium. What is the earliest embryonic stage that this could occur, which cells are responsible for this attachment://

A

Chorionic villi

30
Q
  1. Malformation of the peripheral nervous system is linked to specific groups cell formed during neurulation, and these cells are derived from one of 3 embryonic germ layers. What is this specific group of cells, and which embryonic layers are they derived from://
A

Neural crest cells, ectoderm

31
Q
  1. A radioactive marker was applied to the mesoderm of a mammalian embryo. Which tissues or organs would have this marker in the adult://
A

Muscle cells, connective tissues

32
Q
  1. During which phase does the nuclear envelope begin to disappear://
A

prophase

33
Q
  1. What exact cells are localized to the neural plate of the embryo during the third week of prenatal development://
A

Neural crest cells

34
Q
  1. What is the prenatal organ that joins the pregnant woman and the developing embryo during the second week of prenatal development://
A

Placenta

35
Q
  1. From which embryonic layer is mesoderm derived during prenatal development:
A

Epiblast

36
Q
  1. Which of the following tissues listed will develop from the ectoderm layer of the embryo during prenatal development://
A

Epidermis

37
Q
  1. Found in early prenatal development, the neural tube will form in the future which of the following structures://
A

Spinal cord

38
Q
  1. What type of tissue lines the urinary bladder://
A

transitional epithelium

39
Q
  1. What type of epithelial cells are as tall as they are wide://
A

cuboidal epithelium

40
Q
  1. What do you call the simple squamous epithelium that lines the blood vessels://
A

endotheium

41
Q
  1. What type of gland secretes its product through a duct or tube://
A

exocrine glands

42
Q
  1. What type of tissue lines the esophagus://
A

stratified squamous non keratinised epithelium

43
Q
  1. What type of epithelial cells are taller than they are wide://
A

columnar epithelium

44
Q
  1. Which of the following is a unicellular gland://
A

mucous and goblet cells

45
Q
  1. What is another term for an acinar gland://
A

alveolar gland

46
Q
  1. What is a characteristic of the cells in the epidermis of the skin://
A

keratinised

47
Q
  1. What type of epithelium is composed of flat cells://
A

squamous

48
Q
  1. An intermediate filament protein found in cytoplasm of most epithelial cells is which of the following://
A

Keratin

49
Q
  1. An 11-month-old girl is referred to a pediatric gastroenterology clinic due to a history of generalized weakness, slow growth, and refractory diarrhea. For the past month she has been hospitalized regularly to receive parenteral nutrition. Examination of the epithelium lining her small intestine confirms that the failure to absorb nutrients is most likely due to a significant decrease in which of the following://
A

Micro villi

50
Q
  1. With a 5-year history of chronic respiratory infections, a 23-year-old, non-smoking man is referred to an otolaryngologist. A bronchial biopsy indicates altered structures in the epithelial cells. Which of the following, if altered to reduce function, is most likely involved in this patient’s condition://
A

Cilia

Histo Final Exam (8 decks)

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