Circulatory/digestive/excretory Flashcards

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0
Q

What does inferior vena cava do

A

Bring blood from lower body (from kidneys)into right ventricle low in O2

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1
Q

What does the Superior vena cava do in circulatory sys?

A

Brings in blood from head to right atrium (low in O2)

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2
Q

What does Right ventricle do?

A

pumps blood to lungs to pick up O2 via the pulmonary artery

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3
Q

What does left atrium do

A

Receives oxygenated blood from lungs via pulmonary vein

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4
Q

What does left ventricle do

A

Pumps oxygenated blood to the body via the aortic arch

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5
Q

How many chambers in the heart

A

4

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6
Q

True or false

Ventricles are larger than atriums?

A

True- left ventricle is the most muscular and the biggest

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7
Q

Function of teeth

A

Chew and grind food

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8
Q

Function of Lips

A

Close mouth and aids in speech

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9
Q

Function of Tongue

A

Push food to back of mouth

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10
Q

Function of salivary glands

A

Moisten and break down food- enzyme amylase breaks down starch in mouth

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11
Q

Function of epiglottis

A

Keeps food out of trachea

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12
Q

Function of peristalsis

A

Muscular contractions that move food down esophagus to stomach

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13
Q

Function of cardiac sphincter

A

Gate that keeps acids and food in stomach

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14
Q

Function of stomach

A

Breaks down protein

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15
Q

What protects stomach wall from acids

A

Mucus/mucin

16
Q

Function of HCl (hydrochloric acid)

A

Kills bacteria in food and helps break it down in stomach

17
Q

Purpose of pepsin

A

Enzyme that breaks down protein in stomach

18
Q

Function of Pyloric sphincter

A

Circular muscle that lets food go into small intestine

keeps food on stomach

19
Q

What are ulcers

A

Holes in stomach lining

20
Q

Purpose of circulatory system

A

To pump oxygenated blood to your body

21
Q

Purpose of excretory system

A

Cleans blood - makes waste(urine) &

Regulates body water

22
Q

Function of pancreas

A

Help digest food by secreting sodium bicarbonate to small intestine

23
Q

Function of liver in digestion

A

Produces bile & changes protein ammonia to urca for digestion

24
Q

Function of gall bladder

A

Store and secrete bile

25
Q

Function of small intestine

A

Absorbs nutrients

26
Q

Function of large intestine

A

Absorb water and salt

27
Q

Function of rectum

A

Storage for feces

28
Q

Function of kidneys

A

Filter blood

29
Q

Excretory system - where does blood enter

A

Aorta artery brings bold in from heart

30
Q

Exc sys- name part/ vein that sends clean blood to heart

A

Vena cava vein

31
Q

What part cleans blood in kidneys

A

Nephrons

32
Q

Name the tubes from kidney to bladder

A

Ureters

33
Q

Name tube that goes from bladder to outside carrying urine

A

Urethra

34
Q

What is the waste kidneys produce

A

Urine

35
Q

Specialized white blood cells that engulf invading pathogens - fungi, bacteria, viruses, protists

A

Macrophage

36
Q

Which system does the respiratory work with to deliver O2

A

Circulatory