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Zoology class 11 NEET > CH CHEMICAL COORDINATION AND INTEGRATION\ > Flashcards

CH CHEMICAL COORDINATION AND INTEGRATION\ Flashcards

1
Q

What does Endocrine mean

A

ENDO means within and KRINEIN means to secrete

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2
Q

Which was the first hormone discovered

A

Secretin

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3
Q

The hypothalamus and Pituitary gland are connected via

A

Infundibulum

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4
Q

Where is Hypothalamus located

A

Hypothalamus is located in the basal part of Diencephalon, division of the forebrain

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5
Q

The hypothalamus secretes two major types of hormone, they are

A
  1. Releasing hormone
  2. Inhibiting hormone
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6
Q

The pituitary gland is also k/a

A

Hypophysis

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7
Q

The pars intermedia release only 1 hormone k/a

A

Melanocyte Stimulating hormone (MSH)

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8
Q

The posterior pituitary is also k/a ______ or _______

A

Neurohypophysis or Pars Nervosa

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9
Q

_______ is a synthetic oxytocin which is often given to induce labor

A

Pitocin

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10
Q

What are the hormones stored by Posterior Pituitary

A

Oxytocin and Vasopressin/ADH

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11
Q

Which gland is k/a the master of master gland

A

Hypothalamus

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12
Q

________ comprises 75% of the pituitary gland

A

Adenohypophysis

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13
Q

The anterior pituitary gland consists of two parts they are

A

Pars distalis and pars intermedia

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14
Q

The pineal gland is also k/a

A

Epiphysis

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15
Q

The growth hormone is also k/a

A

Somatotrophin or somatotrophic hormone

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16
Q

Hyposecretion of GH in childhood is k/a ______ and the dwarfs are k/a _______

A
  1. Ateleiosis
  2. Midgets
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17
Q

What is Acromegaly

A

Excessive secretion of growth hormone in adults

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18
Q

which hormone is responsible for growth of mammary gland

A

Prolactin

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19
Q

_________ is the largest endocrine gland

A

Thyroid gland

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20
Q

Pineal gland secretes which hormone

A

Melatonin

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21
Q

________ doesn’t produce or secrete any hormone of its own.

A

Neurohypophysis or posterior pituitary gland

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22
Q

The pigment which provides color to the skin

A

Melanin

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23
Q

which endocrine gland stores it secretory product in large quantity

A

Thyroid gland

24
Q

Name all the endocrine gland

A
  1. Hypothalamus
  2. Pituitary gland
  3. Pineal gland
  4. Parathyroid gland
  5. Thyroid gland
  6. Thymus
  7. Adrenal gland
  8. Testes
  9. Ovaries
  10. Pancreas
25
Q

Where is pineal gland located

A

it is located in the dorsal side of the forebrain

26
Q

Which hormone plays a vita role in regulation of the 24-hour rhythm of our body

A

Melatonin secreted by the pineal gland

27
Q

_______ reduces melatonin formation

A

Light

28
Q

What is isthmus

A

It is a thin flap of connective tissue that connects the two lobes together

29
Q

T3 or T4 which is more potent?

A

T3 is more potent but T4 is produced more, so T4 is converted into T3 in the peripheral tissues

30
Q

What does TCT stands for

A

Thyrocalcitonin

31
Q

What is the function of TCT

A

TCT helps to decrease the Calcium levels in blood

32
Q

Which hormone works antagonistic to TCT

A

PTH/ Parathyroid hormone/ Collips hormone

33
Q

Which hormone is responsible for tissue differentiation

A

Metamorphosis

34
Q

Thyroxine has a diabetogenic and calorigenic effect. True/ False

A

True

35
Q

What is Cretinism

A

Hyposecretion of T3/ T4 in pregnant females that affects the growth of foetus

36
Q

The endocrine portion of the pancreas is

A

Islets of Langerhans

37
Q

Which cell of the thyroid gland is responsible for secretion of Glucagon?

A

alpha cells

38
Q

Which cells of the thyroid gland secrete Insulin

A

Beta cells

39
Q

_____ hormones help to maintain glucose homeostasis in the body

A

Glucagon and Insulin

40
Q

What are the two types of Diabetes Mellitus

A

Type I - IDDM - Insulin Dependent Diabetes mellitus
Type II - IIDM/ NIDDM - Insulin Independent Diabetes Mellitus

41
Q

How many no. of parathyroid gland are present

A

4

42
Q

What is the major role of Thymus Gland

A

It is the development of the immune system of the body

43
Q

T- Lymphocytes are involved in _________ immunity

A

Cell mediated

44
Q

______ increases blood Calcium levels

A

Parathormone

45
Q

What are the hormones secreted by Adrenal medulla

A

Epinephrine and nor epinephrine

46
Q

Adrenaline and nor adrenaline are together called as

A

Catecholamines

47
Q

Adrenal gland is also called as

A

Suprarenal gland or Emergency gland

48
Q

The adrenal cortex is divided into three layers, from inner to outer

A
  1. Innermost- Zona Reticularis
  2. Zona Fasciculata
  3. Outermost - Zona Glomerulosa
49
Q

The steroidal hormone secreted by adrenal cortex is

A

Cortical steroids/ Corticoids

50
Q

Which zone secretes mineralocorticoids

A

Zona Glomerulosa

51
Q

Glucocorticoids secretes 3 hormones, they are

A

cortisol, cortisone, corticosterone

52
Q

Which zone secretes Glucocorticoids

A

Zona Fasciculata

53
Q

Which zone secretes sex corticoids

A

Zona Reticularis

54
Q

In addisons disease, their is deficiency of

A

Minerlocorticoids and Glucocorticoids

55
Q

Cortisol is also k/a

A

Stress hormone

56
Q

What is Gyanomastia

A

Development of mammary gland in male

57
Q

What is Adrenal Virilism

A

Male characters in female

Zoology class 11 NEET (14 decks)

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