Exam8 Flashcards

0
Q

What are tissues ?

A

Group of cells working together

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1
Q

What is the smallest structural unit that the body is made up of ?

A

Cells

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2
Q

What are organs ?

A

Collection of tissues

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3
Q

What are body system ?

A

Collection of organs

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4
Q

What is the function of the cardiovascular system ?

A

Transport oxygen , waste & nutrients

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5
Q

What is function of the gastrointestinal system ?

A

Digest , breakdown , absorb , eliminate waste

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6
Q

List 3 types of cell in you blood and their function ?

A

Red blood cell - carry oxygen , white blood cell - fight of infection.
Plateles - clotting

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7
Q

What is the alimentary tube ?

A

Tube from the mouth to the anus

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8
Q

What are the “ accessory organs “ belongings to the GI system ?

A

Liver
Pancreas
Gallbladder

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9
Q

What is the function of the skeletal system

A
  • structure
  • support
  • produce blood cell
  • body heat
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10
Q

What is the function of the muscular system ?

A

Motion & blood warm

Cardiac , smooth , skeletal muscle

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11
Q

What is the difference between an endocrine gland and exocrine gland ?

A

Endocrine - secrete things into your body

Exocrine - secrete things outside of your body

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12
Q

What is the negative feedback system ?

A

An important way the body maintain hemoestasis (like a thermostat)
Eg: it tells the hormone when to stop (insulin )

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13
Q

What is the function of the respiratory system ?

A

Gas exchange
Eliminates CO2
Takes in O2

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14
Q

Where does gas exchange take place in the lungs ? What gases are exchanged ?

A

Aveoli

O2 & CO2

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15
Q

What is the main muscle of breathing ?

A

Diaphragm

16
Q

What is the function of the nervous system ?

A

Collects sensory inputs

Interprets response

17
Q

What are the sub division of the nervous system ?

A

Automatic- involuntary vs
Somatic-voluntarily
&
Motor vs sensory

18
Q

What is the function of the excretory (urinary ) system ?

A

Remove waste from the Body
Acid base balance
Electrolyte balance

19
Q

What is the functional unit of the kidney called ?

A

Nephrons - tiny structures that remove waste

20
Q

What organs are included in the reproductive system ?

A
Ovaries 
Filopian tube 
Uterus 
Testes 
Penis 
Prostate
21
Q

What is the function of the integumentary system ?

A

Regulates temperature

Skin covers body

22
Q

What are the cells call that produce pigment in your skin ?

A

Melanin

23
Q

What are the 3 main subdivisions of the skin ?

A

Epidermis
Dermis
Hyperdermis or subcutaneous layer

24
Q

What appendages are in the skin ?

A
Hair follicles 
Sweat glands 
Nerves 
Arrector pilli muscle 
Capillaries 
Subcutaneous gland 
Blood vessels
25
Q

What is the function of the immune system ?

A

Fight of disease

Damaged cells

26
Q

What is the controll center of the cell ?

A

Nucleous

27
Q

What is homeostatis ?

A

A state of equilibrium or balance

28
Q

What does - Plasia means ?

A

Growth or formation

30
Q

List some organelles of the cell an their functions ?

A

Ribosomes - protein factors
Cytoplasm -gel like substance
Mithochondria - provides energy
Nucleous - control center of the cell
Vacuoles - storage container
Golgi body -package protein , flattened sacs
Lysosomes -destroy bacteria by digesting
rough Endoplasmic reticulum -transport waste
cell membrane - protects the cell from its surroundings