Hormones and the Endocrine System pp pt5 Flashcards Preview

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Flashcards in Hormones and the Endocrine System pp pt5 Deck (21)
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1
Q

Leptin is secreted by? involved in?

A

Secreted by adipose tissue

Involved in feedback control of appetite

2
Q

Erythropoietin is produced by? and simulates?

A

Produced by the kidneys

Stimulates production of red blood cells

3
Q

Prostaglandins are? and not distributed in__

A

Local hormones

Not distributed in blood

4
Q

Endocrinology is?

A

the study of medicine that relates to the endocrine system

5
Q

An endocrinologist is?

A

a doctor that deals with diseases that are caused by problems with hormones (overproduction, underproduction, mutations of targets, etc).

6
Q

Endocrine system consists of _______ that release _____ directly into the ________.

A

glands,hormones,bloodstream

7
Q

The target of hormones are _____ to where the glands are located.

A

distant,

8
Q

Cells that are affected by hormones are ________

A

target cells

9
Q

There are 2 categories of hormones: ______ and ______

A

peptide and steroid

10
Q

Major function of the endocrine system is _____

A

homeostasis

11
Q

Purely endocrine organs? (5)

A
Pituitary gland
Pineal gland
Thyroid gland
Parathyroid glands
Adrenal: 2 glands-Cortex &Medulla
12
Q

Endocrine cells in other organs? (4)

A

Pancreas
Thymus
Gonads
Hypothalamus

13
Q

in response to changing levels of ions or nutrients in the blood

A

humoral

14
Q

Neural

A

stimulation by nerves

15
Q

stimulation received from other hormones

A

Hormonal

16
Q

Examples of stimulus

A

You hear a loud noise

A large dog runs toward you, growling and barking

You eat a large candy bar

You have not eaten in six hours

You have strep throat

17
Q

negative feedback?

A

when enough hormone is in the body, the body stops producing the hormone until it is needed again.

18
Q

positive feedback?

A

stimulus causes increased release of hormone

19
Q

examples of positive feedback?

A

The stretching of the uterus is a stimulus for the pituitary gland to release the hormone oxytocin which acts on the uterus causing contractions.,
Contractions causing more stretching of uterus, and more release of oxytocine, etc. until delivery

20
Q

PITUITARY GLAND

Posterior Lobe

A
Antidiuretic hormone (ADH)
Oxytocin
21
Q

PITUITARY GLAND

Anterior Lobe

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