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PCOG LEC > Endocrine > Flashcards

Endocrine Flashcards

1
Q

Plays an important role in the development of the mammary gland and in milk synthesis

A

Prolactin

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2
Q

This is the main mineralocorticoid.

A

Aldosterone

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3
Q

Glucagon stimulates the breakdown of glycogen to glucose. (T/F)

A

True

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4
Q

It is caused due to hyper secretion of glucocorticoids.

A

Cushing’s syndrome

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5
Q

Somatostatin is produced by the adrenal gland and stimulates the secretion of other pancreatic hormones such as insulin and glucagon. (T/F)

A

False

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6
Q

It acts mostly on the liver and adipose tissues where it antagonizes the actions of insulin

A

Glucagon

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7
Q

Hypersecretion of adrenal hormones

A

Cushing’s disease

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8
Q

A hormone that regulates the development, growth, pubertal maturation and reproductive processes of the body.

A

FSH

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9
Q

Goiter is caused by calcium deficiency. (T/F)

A

False (Iodine)

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10
Q

Dopamine increases prolactin production, so the more dopamine there is, the more prolactin is released. (T/F)

A

False

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11
Q

This hormone opposes the effects of the parathyroid hormone.

A

Calcitonin

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12
Q

TSH stimulate the production of the following hormones:

I. Thyroxine

II. Calcitonin

III. Triiodothyronine

IV. Somatostatin

A

Thyroxine
Triiodothyronine

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13
Q

The let-down reflex is what makes breastmilk flow. (T/F)

A

True

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14
Q

Stimulates contraction of mammary gland and smooth muscles of the uterus

A

Oxytocin

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15
Q

Evaluate the following statements:

I. Heterocrine glands are those glands which have both exocrine and endocrine part.

II. Exocrine glands are the glands of external secretion

A

Both are true

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16
Q

The effects of growth hormone on skeletal growth are mediated by somatomedins. (T/F)

A

True

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17
Q

Characteristic features of hyperthyroidism are the following:

I, Proptosis

II. Weight gain

III. Muscle weakness

IV. Heat sensitivity

A

Proptosis
Muscle weakness
Heat sensitivity

18
Q

Characteristic features of hyperthyroidism are the following:

I, Proptosis

II. Weight gain

III. Muscle weakness

IV. Heat sensitivity

A

Proptosis
Muscle weakness
Heat sensitivity

19
Q

Effects of excess adrenaline are the following:

I. Headache

II. Hypotension

III. Nervousness

IV. Hypoglycemia

A

Headache
Nervousness

20
Q

An enlargement or swelling of breast tissue in males.

A

Gynecomastia

21
Q

Anterior pituitary gland is also known as neurohypophysis. (T/F)

A

False

22
Q

A hormone that causes the kidneys to stop calcium being lost in urine as well as stimulating the kidneys to increase vitamin D metabolism.

A

Parathyroid hormone

23
Q

Amino acid used in the production of the thyroid hormones.

A

Tyrosine

24
Q

A hormone responsible for fight and flight response:

A

Adrenaline

25
Q

Evaluate the following statements:

I. Heterocrine glands are those glands which have both exocrine and endocrine part.

II. Exocrine glands are the glands of external secretion

A

Both are correct

26
Q

Evaluate the following:

I. Insulin produce hyperglycemia.

II. Insulin increase protein breakdown.

A

Neither are true

27
Q

It is a hypothalamic hormone synthesized in the cells of the supra optic nucleus

A

Vasopressin

28
Q

Low levels of anti-diuretic hormone will cause the kidneys to excrete too much water therefore urine volume will increase leading to dehydration and there will be a fall in blood pressure. (T/F)

A

True

29
Q

This is used in emergencies to treat serious allergic reactions to insect stings/bites, foods, drugs, or other substances

A

Epinephrine

30
Q

High levels of anti-diuretic hormone cause the kidneys to retain water in the body. (T/F)

A

True

31
Q

A condition where the body urinates more than usual and passes excessive or abnormally large amounts of urine.

A

Polyuria

32
Q

Glucocorticoids promote gluconeogenesis in liver, whereas in skeletal muscle and white adipose tissue they decrease glucose uptake and utilization by antagonizing insulin response. (T/F)

A

True

33
Q

An active hormone of the corpus luteum.

A

Progesterone

34
Q

Both men and women have small amounts of prolactin in their blood. (T/F)

A

True

35
Q

It is a hypothalamic hormone synthesized in the cells of the supra optic nucleus

A

Vasopressin

36
Q

It acts mostly on the liver and adipose tissues where it antagonizes the actions of insulin.

A

Glucagon

37
Q

Norepinephrine is also known as

A

Levarterenol

38
Q

Which hormones are secreted from adrenal cortex

A

Cortisol

39
Q

Which of the following hormones is/are stored in the posterior pituitary gland?

Vasopressin
ADH
All of the choices
Oxytocin

A

ADH

40
Q

When the MSH’s are produced in the anterior lobe, it is also known as the intermedins.

If statements I and II are correct.
If neither of the statement is correct.
If statement I is correct.
If statement II is correct.

A

Statement 1 is correct

PCOG LEC (21 decks)

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