Endocrine Flashcards

1
Q

What are the first and second messenger system of our body?

A

1st: nervous system
2nd: endocrine system

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2
Q

Chemical messages used in endocrine system

A

Hormones

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3
Q

Several major processes controlled by the hormones

A

Reproduction
Growth and development
Mobilization of body defenses
Maintenance of much of homeostasis
Regulation of metabolism

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4
Q

Hormones are produced by

A

Specialized cells

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5
Q

Cells secretes hormones into?

A

Extracellular fluids

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6
Q

Blood transfer hormones into the

A

target sites

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7
Q

regulate the activity of
other cells

A

Hormones

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8
Q

Types or the chemistry of hormones

A

 Amino acid-based hormones
* Proteins
*Peptides
*Amines
 Steroids – made from cholesterol
 Prostaglandins – made from highly
active lipids

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9
Q

Hormone only affects:

A

Target tissue or organ

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10
Q

Target cells must have this for binding

A

Specific protein receptors

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11
Q

It influences the work of cell

A

Hormone binding

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12
Q

Steroid is diffused in the

A

Plasma membrane of target cells

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13
Q

2 glands of the adrenal glands

A

Adrenal medulla
Adrenal cortex

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14
Q

Hormones produced by the adrenal medulla

A

Epinephrine
Norepinephrine

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15
Q

Hormones produced by the adrenal cortex

A

Mineralocorticoid
*aldosterone

Glucocorticoid
*cortisone
*cortisol
*corticosterone

Gonadocorticoids
*Androgens
*estrogens

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16
Q

Hormones produced by the anterior pituitary gland

A

Follicle-stimulating hormone (FSH) &Luteinizing hormone (LH)
Adrenocorticotropic hormone (ACTH)
Thyroid-stimulating hormone (TSH)
Growth hormone (GH)
Prolactin (PRL)

17
Q

Hormones produced by the posterior pituitary

A

Oxytocin
Antidiuretic hormone (ADH)

18
Q

Hormones produced by the pineal gland

A

Melatonin

19
Q

Hormones produced by the thyroid gland

A

Thyroid hormones
*T4 - thyroxine
*T3 - triiodothyronine
Calcitonin

20
Q

Hormones produced by the parathyroid gland

A

Parathyroid hormones (PTH)

21
Q

Hormones produced by the thymus

A

Thymopoietin
Thymosin
Thymulin

22
Q

Hormones produced by the pancreas

A

Insulin
*produced in beta cells

Glucagon
*produced in alpha cells

23
Q

It is the 3 major group of steroid hormones produced in the adrenal medulla

A

Corticosteroids

24
Q

Hormones produced by the Ovary

A

Estrogen
*produced by Graafian follicles

Progesteron
*produced by the corpus luteum

25
Q

Hormone produced by the testes

A

It produces androgens

MOST IMPORTANT ANDROGEN: Testosteron

26
Q

The different hormones stimuli

A

Hormonal stimuli
Humoral stimuli
Neural stimuli