Sentences with phrase «air sacs»

Under this grant, Zuo is studying the molecular mechanisms of lung surfactant, which is crucial to maintaining normal respiratory function in air sacs of the lung.

By holding your breath, you are giving it ample time to travel deep into your bronchial tubes and replace the stale air trapped inside the millions of air sacs in your lungs with new, fresh oxygen.

«Results also identified mechanisms regulating the numbers and phenotype of macrophages in the tiny air sacs of the lungs (called alveoli) in health and disease,» said Takuji Suzuki, MD, PhD, the study's first author and a scientist in the Division of Neonatology and Pulmonary Biology at Cincinnati Children's.

For example, the dinosaurs had weight - bearing pillarlike legs, small heads, and bones peppered with air sacs.

His actuators are made from soft polymer materials called elastomers, and his first prototype, a six - fingered gripper, resembles a starfish: when air is pumped into it through a thin tube, air sacs within expand, causing its digits to contract in a gentle grasping motion.

The investigators focused on alveoli, the small air sacs at the ends of lung airways.

The male attempts to impress females by puffing up two yellow air sacs in the white fluff of his chest, the inflation and deflation of which produce an odd blooping sound.

Green means healthy, yellow means a reduced ability to push air out of the lung's small air sacs, and red means severely reduced ability.

«Air sacs make sounds louder and lower - pitched, just the way a musical instrument sounds lower and louder when it's bigger,» de Boer continues.

Lungs: Your babies» lungs are developing «branches» of the respiratory «tree» as well as cells that produce surfactant, a substance that helps air sacs inflate easily.

De Boer found that air sacs also interfered with the workings of the vocal cords, making consonants trickier.

In modern humans, who lack air sacs, that bone supports the tongue muscles, enabling a wide range of vocalizations.

The easiest vowel sound to make when air sacs are present is «uh.»

«Early humans» need to produce complex sounds to communicate better made their vocal air sacs shrink»

Every spring, male sage - grouse, which stand two feet high, return to historic strutting grounds known as leks to perform elaborate courtship dances during which they inflate yellow air sacs on their chests to impress female onlookers.

Influenza pneumonia results when a flu infection spreads to alveolar air sacs deep within the lungs.

This it accomplishes with its mosaic of specialized cells that form millions of tiny, exceptionally thin - walled air sacs where gas exchange takes place.

The other type terminated in smaller endings farther away from the main airways, inside tiny air sacs called the alveolar space.

Alveoli, which are tiny air sacs similar to balloons, are forming in your little one's lungs.

We like the Mad Grit Air Sac Sofa for a lot of reasons.

There they could exacerbate asthma, bronchitis — an inflammation of the tubes that carry air to and from the lungs — and emphysema — a disease in which the lungs» many air sacs are destroyed, leaving patients short of breath.

Respiration The common ancestor of both ray - finned and lobe - finned fishes had primitive internal air sacs that allowed them to breathe air.

Poison gas enlarged the vestigial air sacs of some soldiers, who are said to have had speech problems that made them hard to comprehend.

He found that those listening to tubes without air sacs could tolerate much more noise before the vowels became unintelligible.

Both the prairie chicken and the sharp - tailed grouse, for example, inflate colorful air sacs on their necks, stamp their feet, spread their wings and tails, and make booming sounds that can attract coyotes and raptors as well as females.

«The heart is just a pump,» says William Federspiel of the University of Pittsburgh, whereas the lungs contain a complex network of branching air sacs permitting gases to diffuse in and out of the blood.

In March University of Wisconsin virologist Yoshihiro Kawaoka looked for H5N1 receptors in the human respiratory tract and found them only deep within the lungs, on the tiny air sacs through which oxygen passes into blood.

Evidence for avian intrathoracic air sacs in a new predatory dinosaur from Argentina.

March 6, 2018 — Researchers identified a type of stem cell that produces new air sac cells in lung tissue.

The former describes air inside of the lung's supportive tissues, while the latter refers to the increase in size of the alveoli, or miniscule air sacs.

Air sacs throughout the bird's body help to cushion the shock from the dive.

In the East China Sea, it could be seafloor compressed air sacs or even stored hydro from China's west.

His ribs extend up high around the face and also have a layer of external air sacs to prevent internal injury.

With air sacs, vowels tend to sound like the «u» in «ugg».

Air sacs also could, theoretically, function in flight similarly to the way swim bladders let fish control their buoyancy in water.

More sounds meant more information could be shared, giving those who lacked air sacs a better chance of survival in a dangerous world.

He forced air through the tubing to create various vowel sounds and found that test listeners had a harder time distinguishing them when air sacs were present than when they were not.

De Boer's study provides clear evidence supporting the idea that the need to produce complex sounds to communicate better made air sacs shrink, says Ann MacLarnon of the University of Roehampton in London.

Once influenza spreads deep into the lungs, the body's own immune response can prove harmful, resulting in severe damage to the alveolar air sacs.

The immature worms» arrival into the small arteries in the lungs initiates a severe inflammatory response that damages not only the arteries, but also the bronchioles (small airways) and alveoli (air sacs where gas exchange in the lungs takes place).

Punctuating their displays with swishing, hooting and popping sounds, males bob their heads, fan their tail feathers, raise their wings, and expand and contract distinctive yellow air sacs to compete for females» favor.

A chest infection affects your lungs, either in the larger airways (bronchitis) or in the smaller air sacs (pneumonia)...

But when these invaders pass through to one or both lungs (often after you've had a cold or the flu), or if your immune system is too weak to defend against an infectious assault, tiny air sacs in your lungs, called alveoli, become inflamed and fill with fluid or pus.

Salting will collapse these air sacs.

The air sacs of the lungs are starting to develop and the surfactant is being secreted to line the air sacs.