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Biology 18 Online
OpenStudy (anonymous):

The right side of the heart squeezes dark______blood from the body from the body out throughout the_______artery to the lungs. Carbon dioxide is dropped off in the lungs and_______ is picked up, then the blood returns to the heart in this________ loop. Thin walls of________allow gases, nutrients, and other material to easily pass between the blood and surrounding body tissues. Major capillary beds are found in the lungs, intestines, Kidney, liver and skeletal muscles. The left side of the heart pumps bright red newly_____ blood through the_____ to all other areas of the body in the_____loop.

OpenStudy (medicaldoctor):

A heart is like a traffic junction. Arteries and veins lead in and out of it, taking blood to where it is needed. In fact, the heart is not one pump but two, side by side. The right side sends stale blood which has been around your body (think of them being blue semi trucks) to the lungs. The blue semi's bring the blood to the factory to get refurbished. Then the trucks that are at the lungs bring the now red blood and then flows back to the left side of the heart, which pumps it all around your body. When it returns it has given up its oxygen (blue) and flows back to the heart's right side.

OpenStudy (medicaldoctor):

Each side of the heart has two chambers. The upper one (atrium) is small and has thin walls. It swells as blood flows into is. The blood then passes through a valve to the lower chamber (ventricle). This is bigger and has thick, muscular wall. The left lower chamber pushes blood all around your body, from head to toes. The right chamber is slightly smaller and sends blood to your lungs.

OpenStudy (medicaldoctor):

The right side of the heart squeezes dark non-oxygenated blood from the body from the body out throughout the pulmonary artery to the lungs. Carbon dioxide is dropped off in the lungs and oxygen is picked up, then the blood returns to the heart in this pulmonary loop. Thin walls of capillaries allow gases, nutrients, and other material to easily pass between the blood and surrounding body tissues. Major capillary beds are found in the lungs, intestines, Kidney, liver and skeletal muscles. The left side of the heart pumps bright red newly oxygenated blood through the aorta to all other areas of the body in the systemic loop.

OpenStudy (medicaldoctor):

I couldn't think of the word but here is the actual term not non-oxygenated the actual term is deoxygenated.

OpenStudy (medicaldoctor):

@Daniel56k

OpenStudy (anonymous):

okay so first the heart squeeze dark what

OpenStudy (medicaldoctor):

1. deoxygenated blood 2. pulmonary artery 3. oxygen 4. pulmonary loop 5. capillaries 6. aorta

OpenStudy (medicaldoctor):

squeezes dark non-oxygenated blood

OpenStudy (medicaldoctor):

throughout the pulmonary artery to the lungs.

OpenStudy (medicaldoctor):

lungs and oxygen is picked up

OpenStudy (medicaldoctor):

heart in this pulmonary loop.

OpenStudy (anonymous):

so the last answer is red newly oxygenated blood through the heart to all other areas of the body in the vein loop

OpenStudy (medicaldoctor):

Thin walls of capillaries

OpenStudy (medicaldoctor):

bright red newly oxygenated blood

OpenStudy (medicaldoctor):

through the aorta

OpenStudy (medicaldoctor):

in the systemic loop

OpenStudy (medicaldoctor):

Did that help?

OpenStudy (medicaldoctor):

I wrote it a little confusingly.

OpenStudy (anonymous):

100% yes.....so what that is why dark bloods don't bubble up right because they lack oxygen

OpenStudy (medicaldoctor):

Wait a min what exactly did you mean by bubble up?

OpenStudy (anonymous):

so external respiration brings air into trachea through the mouth and nose

OpenStudy (anonymous):

am i correct with that

OpenStudy (medicaldoctor):

As blood flows through the pulmonary capillaries, oxygen diffuses into the blood and carbon dioxide diffuses into the alveolar gas.

OpenStudy (medicaldoctor):

Gas exchange in the lungs is referred to as external respiration.

OpenStudy (anonymous):

okay that means the alveoli is also a filter gland

OpenStudy (medicaldoctor):

Alveoli are the millions of tiny sacs at the end of the air passages in the lungs.

OpenStudy (anonymous):

therefore they also undergo osmosis

OpenStudy (medicaldoctor):

They are surrounded by capillaries. Oxygen in the air is breathed in during respiration and passes through the alveoli into the capillaries.

OpenStudy (medicaldoctor):

Carbon dioxide passes from the bloodstream into the alveoli and is breathed out.

OpenStudy (anonymous):

please can we be done with my homework before u explain to me the respiratory system, circulatory system and the lymphatic system

OpenStudy (medicaldoctor):

I'm sorry please tell me what exactly you are looking for?

OpenStudy (medicaldoctor):

External respiration is the exchange of gases between the air filling the alveoli and the blood in the capillaries surrounding the walls of the alveoli.

OpenStudy (anonymous):

The air is warmed, moistened, and filtered by _________(i think its alveoli) membrane and cilia.

OpenStudy (medicaldoctor):

Is that the actual question?

OpenStudy (medicaldoctor):

What is the full question?

OpenStudy (anonymous):

it is more like fill in the blanks

OpenStudy (medicaldoctor):

Air is inhaled through the nose where it is filtered, warmed , and moistened.

OpenStudy (medicaldoctor):

So your answer is nose.

OpenStudy (anonymous):

by what membrane

OpenStudy (medicaldoctor):

What do you mean?

OpenStudy (anonymous):

okay wait let me type in the whole question

OpenStudy (medicaldoctor):

The inside of your nose is lined with a moist, thin layer of tissue called a mucous membrane. I am not sure if that is what you are looking for?

OpenStudy (medicaldoctor):

Ok so yes mucous membranes because they collect dust and other particles.

OpenStudy (anonymous):

The________keeps and liquid out of the larynx and trachea. The_______creates sound as air passes through the vocal cords. It sits behind the large thyroid cartilage, which moves when you swallow

OpenStudy (medicaldoctor):

nasopharynx

OpenStudy (medicaldoctor):

Is the last part on the first one

OpenStudy (anonymous):

so what about the second part

OpenStudy (medicaldoctor):

So the second question

OpenStudy (medicaldoctor):

Do you have any idea?

OpenStudy (anonymous):

yes

OpenStudy (medicaldoctor):

Ok you tell me what you think it is then!

OpenStudy (anonymous):

The laryngopharynx keeps the liquid out of the larynx and trachea

OpenStudy (medicaldoctor):

The larynx conducts air in and out of the trachea, keeps foreign objects out of the trachea, and houses the vocal cords.

OpenStudy (medicaldoctor):

Yes you are correct!

OpenStudy (anonymous):

:) thanks

OpenStudy (medicaldoctor):

The laryngopharynx is where both food and air pass. It can be found between the hyoid bone and the larynx and esophagus, which helps guide food and air where to go. It is a part of the pharynx

OpenStudy (anonymous):

so the second dash is still the laryngopharynx

OpenStudy (medicaldoctor):

No it is not

OpenStudy (anonymous):

The oropharynx

OpenStudy (medicaldoctor):

Sound is produced when the air which passes through the vocal cords causes them to vibrate and create sound waves in the pharynx, nose and mouth.

OpenStudy (anonymous):

that is the oropharynx

OpenStudy (medicaldoctor):

What it is looking for is what is passing through.

OpenStudy (medicaldoctor):

Oops no wait I read it wrong.

OpenStudy (anonymous):

no problem....that means the oropharynx creates sound as air pass through the vocal cord right

OpenStudy (medicaldoctor):

The larynx (or voice box) sits on top of the windpipe. It contains two vocal folds (also known as vocal cords) that open during breathing and close during swallowing and voice production.

OpenStudy (medicaldoctor):

By themselves, the vocal folds produce a noise that sounds like simple buzzing, much like the mouthpiece on a trumpet.

OpenStudy (medicaldoctor):

The sounds of speech are made in the larynx.

OpenStudy (medicaldoctor):

I apologize for my confusion on some of these I am kind of tired.

OpenStudy (anonymous):

Cartilage rings keep the_____open during breathing. The air travel down left and right bronchi, leading to the lungs. The______ are smaller airways within the lungs, which end in tiny________wrapped in capillaries to allow the exchange of oxygen and carbon dioxide.Each pressurize lung is surrounded by an airtight________within the chest cavity. Pressure changes caused by contraction of the________intercostals, and abdominal muscles pull air into the lungs. When the muscles relax, the air is forced out. The lungs are divided into three_______ on the right, but only_________ on the left to allow room for the heart

OpenStudy (medicaldoctor):

OpenStudy (medicaldoctor):

The tracheal cartilages help support the trachea while still allowing it to move and flex during breathing.

OpenStudy (anonymous):

so 1. Trachea

OpenStudy (medicaldoctor):

The largest airway is the windpipe (trachea), which branches into two smaller airways: the left and right bronchi.

OpenStudy (medicaldoctor):

bronchi themselves end in the narrowest airways (bronchioles)

OpenStudy (medicaldoctor):

WAIT I FOUND A MISTAKE!

OpenStudy (anonymous):

2. bronchi oles

OpenStudy (medicaldoctor):

Back where we said that the laryngopharynx blocked the food and liquid?

OpenStudy (anonymous):

yes

OpenStudy (medicaldoctor):

That was actually the epiglottis. Sorry

OpenStudy (medicaldoctor):

But on this on yes the second one is bronchi oles.

OpenStudy (anonymous):

alright

OpenStudy (medicaldoctor):

No 2. is left and right bronchi 3. Is bronchioles

OpenStudy (medicaldoctor):

airtight membrane called a pleura.

OpenStudy (anonymous):

okay

OpenStudy (medicaldoctor):

Breathing depends on movements of the diaphragm and the intercostals, the muscles between the ribs.

OpenStudy (anonymous):

i don't understand can you please break it down further

OpenStudy (medicaldoctor):

Three on the right and two on the left

OpenStudy (medicaldoctor):

Ok sure

OpenStudy (anonymous):

each pressurized lungs is surrounded by an airtight______within the chest cavity.

OpenStudy (medicaldoctor):

The answer for the one you asked to break down is external intercostal muscles.

OpenStudy (medicaldoctor):

Ok so airtight membrane called the pleura

OpenStudy (medicaldoctor):

So just put airtight membrane

OpenStudy (medicaldoctor):

Does that help?

OpenStudy (anonymous):

yes

OpenStudy (anonymous):

The lungs are divided into three______ on the right, but only ________ on the left to allow room for the heart

OpenStudy (medicaldoctor):

How many more because I have to go?

OpenStudy (medicaldoctor):

The right is divided into three lobes and the left only two to leave room for the heart.

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