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Histology > Histo Finals > Flashcards

Histo Finals Flashcards

1
Q

What membrane lies between the scala media and scala vestibuli?

A

Reissner’s membrane

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2
Q

What structure separates ____ from the perilymph?

A

Oval window

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3
Q

What is the membrane lying on 1 side of the inner spiral tunnel, are hair cells steriocillia located?

A

Tectorial membrane

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4
Q

Sensory hair cells of the cristae ampullares are in contact w/ what gelatinous structure?

A

Cupola

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5
Q

The circular canals all join at what structure?

A

Vestibule

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6
Q

The osseous labyrinth is filled with what fluid?

A

Perilymph

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7
Q

What fills the vestibule?

A

Endolymph

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8
Q

The neuron of what ganglion innervate the organ of corti?

A

Spiral ganglion

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9
Q

On what membrane does the organ of corti rest?

A

Basilar membrane

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10
Q

Changes in the linear acceleration are principally detected by what structure?

A

Maculae

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11
Q

What structure serves to dampen sound and prevent sound reflection?

A

Round window

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12
Q

The tensor tympani and stapedius are what kind of muscle?

A

Striated

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13
Q

What structure is related to the sensation of rotation?

A

Cristae ampullares

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14
Q

Where are pituicytes located?

A

Neurohypophysis

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15
Q

Zinc is associated with the storage of what hormone?

A

Insulin

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16
Q

The anterior pituitary is also known as?

A

Adenohypophysis

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17
Q

What gland is responsible for the secretion of calcitonin?

A

Thyroid

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18
Q

What hormone is an antagonist to PTH?

A

Calcitonin

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19
Q

What hormone inhibits the growth hormone release?

A

Somatostatin

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20
Q

In what part of the pituitary gland are the crypts, remnants of rathke’s?

A

Median eminence

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21
Q

What organ secretes melatonin?

A

Pineal gland

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22
Q

Release of aldosterone by the zona glomerulus is regulated by what hormone?

A

Angiotensin

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23
Q

What hormone besides renin is made in the kidney?

A

Erythropoietin

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24
Q

What is the synonym for somatotropin?

A

GH

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25
Q

What hormone is released by fibers of the nucleus paraventricularis?

A

Oxytocin

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26
Q

What is the precursor of melatonin?

A

Serotonin

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27
Q

Somatostatin is secreted by what pancreatic cell?

A

D cells

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28
Q

The precursor of epinephrine is the?

A

Norepinephrine

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29
Q

Epinephrine is secreted by what part of adrenal gland?

A

Medulla

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30
Q

What is the name of the cortical region adjacent to the adrenal medulla?

A

Reticularis

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31
Q

Where is prolactin produced?

A

Adenohypophysis

32
Q

What hormone acts on the DCT of the kidney to decrease urine volume?

A

ADH

33
Q

Where is MSH produced?

A

Pars intermedia

34
Q

Diabetes insipidus results from a deficiency of what hormone?

A

Vasopressin

35
Q

What hormone, as one of its effects, stimulates leydig cells?

A

LH

36
Q

Addison’s disease is caused by the destruction of what endocrine gland?

A

Adrenal gland

37
Q

Acromegaly is caused by overproduction of what hormone?

A

GH

38
Q

What is the main secretion of zona fasiculata?

A

Cortisol

39
Q

What cell secretes calcitonin?

A

C-cell

40
Q

Spermatogenesis is stimulated by what pituitary hormone?

A

FSH

41
Q

Lipotropin (LSH) is produced by what structure?

A

Adenohypophysis

42
Q

What gland is closely regulated by the dark light cycle?

A

Pineal gland

43
Q

What endocrine gland typically exhibits accumulations of fat cells with age?

A

Parathyroid gland

44
Q

Mineralocorticoids are released by what part of the adrenal gland?

A

Zona glomerulosa

45
Q

What cell produces melatonin?

A

Melanocytes

46
Q

What substance is made in the follicular (principal) cells of the thyroid gland?

A

Thyroglobulin

47
Q

Where is corpora aranacea found?

A

Pineal gland

48
Q

Another name for brain sand is?

A

Corpora aranacea

49
Q

Beta-endorphine is related to what part of the pituitary gland?

A

Pars intermedia

50
Q

Cells of what part of the adrenal gland are of neural crest origin?

A

Medulla

51
Q

The JG cortex of the lymph nodes contains abundant supply of what type of lymphocytes?

A

T-lymph

52
Q

What tonsil other than the lingual tonsil, is lined with strat. squamous epithelium?

A

Palatine tonsil

53
Q

Where is bilirubin formed?

A

Spleen

54
Q

What lymphoid structure is unique in that it has a cellular rather than a reticular fiber supporting stroma?

A

Thymus

55
Q

Where is the colliculusseminal is located?

A

Prostate gland

56
Q

What structure drains the seminal vesicles and ductus deferens?

A

Ejaculatory duct

57
Q

Movement of the testis is associated with what structure?

A

Cremaster muscle

58
Q

What structure joins with the seminal vesicle to form the ejaculatory duct?

A

Ductus deferens

59
Q

In what cells are crystals of reinke observed?

A

Leydig cells

60
Q

The urethra travels within what tube-like structure of the penis?

A

Corpus spongiosum

61
Q

Fibrinolysis is produced by what gland?

A

Prostate gland

62
Q

Another name for cowper’s gland?

A

Bulbourethral gland

63
Q

Structure known for its thick muscular wall relative to its lumen?

A

Ductus deferens

64
Q

What type of epithelial cell lines the epididymis?

A

Pseudostratified columnar

65
Q

Inhibin has a feedback relationship with what hypophyseal hormone?

A

FSH

66
Q

What is another name for corpora amylacea?

A

Prostatic concentration

67
Q

A spermatocyte differentiates into what cell?

A

Spermatid

68
Q

What is the name for the change in sperm that occurs in the female genital system?

A

Capacitation

69
Q

The secretion from what gland is particularly rich in fructose?

A

Seminal vesicle

70
Q

Spermatozoa become motile in?

A

Epididymis

71
Q

What structure connects seminiferous tubules with efferent tubules?

A

Rete testis

72
Q

Stereocilia can be most easily observed in what male reproductive structure?

A

Epididymis

73
Q

What structure joins with the vas deferens to form the ejaculatory duct?

A

Seminal vesicle

74
Q

A spermatogonium differentiates into what cell?

A

Spermatocyte

75
Q

The area in the prostate where the ejaculatory duct, the utricle, and the urethra come together?

A

Colliculuseminalis

76
Q

Where does the maturation of spermatozoa take place?

A

Epididymis

Histology (3 decks)

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