Digestive, Excretory, Endocrine, And Integumentary System Flashcards

(42 cards)

1
Q

Gland

A

And organ or group of cells that secretes a chemical substance of the body

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2
Q

Hormone

A

A chemical substance produced by the glands of the endocrine system in order to control specific tissues and organs

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3
Q

Purpose of digestive system?

A

Similar to respiratory system, prepares needed energy and building supplies for absorption by the cells

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4
Q

Digestive begins in?

A

Mouth

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5
Q

What breaks up food in mouth?

A

Teeth, salivary glands, and the tongue

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6
Q

Salivary glands secrete?

A

Enzymes which prepare food for digestion in stomach

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7
Q

The tongue?

A

Manipulates food in mouth until it is well lubricates and chewed, it then pushes food into pharynx

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8
Q

Pharynx?

A

Forms food into small balls, which are pushed into the esophagus

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9
Q

Esophagus?

A

Transports balls of food into stomach

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10
Q

Stomach?

A

Mixes food with powerful chemicals to further digestive process, functions as storage tank, holding food until it passes into small intestine

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11
Q

Gastric juices?

A

Powerful chemicals in stomach, break down food into a thick liquid called chyme.

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12
Q

Small intestine

A

Secretes salts, acids, and enzymes, which continue breakdown of proteins, fats, and carbs

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13
Q

Digestive juices originate in?

A

Liver, gallbladder, and pancreas

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14
Q

Nutrients from food are absorbed into?

A

Bloodstream

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15
Q

How are nutrients absorbed into the bloodstream?

A

Through small finger-like nodules on the wall of the small intestine called villi

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16
Q

Chemicals and other substances that cannot be digested by body are?

A

Passed into the large intestine

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17
Q

Villi in the large intestine?

A

absorb most of the water and remaining amounts of vitamins and minerals in the food

18
Q

Undigested substance?

A

Feces, expelled through anus

19
Q

Main organ of excretory system?

20
Q

What is routed to kidneys?

A

Waste-filed blood, via the renal artery

21
Q

What filters waste-filled blood in excretory system and what substances are filtered?

A

Kidneys, removes excess water, salts, uric acid, and chemicals from medications or poisonous substances

22
Q

Urine

A

Liquid waste formed from kidneys filtering of waste-filled blood

23
Q

Urine passes from kidneys to?

A

Urinary bladder through two tubes called ureters

24
Q

Urethra

A

Tube that removes urine from urinary bladder

25
Excess salt and water are excreted through?
Sweat glands
26
What is expelled from the body by the lungs?
Carbon dioxide and water vapors
27
Endocrine system
Regulates body's metabolism, growth, and functions of sexual organs
28
Hormones control the functioning of?
Organs
29
Endocrine system consists of ____ which secrete chemicals directly into the _____
Glands, bloodstream
30
Main gland of endocrine system?
Pituitary gland
31
Where is the pituitary gland located?
At the base of the brain
32
Function of pituitary gland?
Controls and regulates all other glands | Controls body's rate of growth
33
Growth hormones act as?
Messengers, telling your bones and tissues to create more cells, thus producing more growth
34
Other glands of the endocrine system?
Pancreas, thyroid, parathyroid, adrenal, and reproductive glands
35
Integumentary system
The skin
36
Function of the integumentary system?
Protests the internal organs from harmful bacteria, sunlight, and injury
37
Largest organ of body?
Skin
38
Layers of skin
Epidermis and dermis
39
Epidermis
Outer layer of skin, made up of dead cells and new cells which make the body waterproof, give color of skin, and help maintain the body's hydration levels
40
Dermis
Contains blood vessels, sweat glands, hair follicles, and nerve cells which function as sensory receptors
41
Sweating and goose bumps are actions of the?
Dermis
42
What channels the waste-filled blood to the excretory system?
The renal artery