Which type of blood cell is responsible for phagocytosis?

macrophages

How is oxygen transported to cells?

Oxygen is carried in the blood bound to haemoglobin and dissolved in plasma (and intracellular fluid). Haemoglobin, an allosteric protein, consists of four protein (globin) chains, to each of which is attached a haem moiety, an iron-porphyrin compound. Two pairs of globin chains exist within each haemoglobin molecule.

How is oxygen and carbon dioxide is transported in human being?

The transport of gases during respiration, both oxygen and carbon dioxide are carried out by the blood cells. The transportation of gases is a very efficient process.

How is most oxygen transported through the blood quizlet?

-Most O2 is transported by hemoglobin as oxyhemoglobin (Hb—O2) within red blood cells. -the heme portion of hemoglobin contains four atoms of iron, each capable of binding to a molecule of O2. -oxygen and hemoglobin bind in an easily reversible reaction from form hemoglobin.

How is oxygen transported in the blood and released in the tissues?

Oxygen is one of the substances transported with the assistance of red blood cells. The red blood cells contain a pigment called haemoglobin, each molecule of which binds four oxygen molecules. Oxyhaemoglobin forms. The oxygen molecules are carried to individual cells in the body tissue where they are released.

What is the major form in which CO2 is transported in the blood?

Carbon dioxide can be transported through the blood via three methods. It is dissolved directly in the blood, bound to plasma proteins or hemoglobin, or converted into bicarbonate. The majority of carbon dioxide is transported as part of the bicarbonate system. Carbon dioxide diffuses into red blood cells.

What is the primary mechanism of carbon dioxide transport in blood?

Carbon Dioxide Transport in the Blood. Carbon dioxide is transported by three major mechanisms. The first mechanism of carbon dioxide transport is by blood plasma, as some carbon dioxide molecules dissolve in the blood. The second mechanism is transport in the form of bicarbonate (HCO3–), which also dissolves in plasma …

What daily activities produce carbon dioxide?

Many of our daily activities cause emissions of greenhouse gases. For example, we produce greenhouse gas emissions from burning gasoline when we drive, burning oil or gas for home heating, or using electricity generated from coal, natural gas, and oil.

Does charcoal produce carbon dioxide?

Abstract. Charcoal, often used as cooking fuel at some restaurants, generates a significant amount of carbon monoxide (CO) during its combustion. Sample charcoals were burned in a cooking stove to generate exhaust gas.

Is burning charcoal indoors dangerous?

There is no ban on the use of charcoal for cooking indoors but it must be carefully controlled. When charcoal burns it produces significant amounts of carbon monoxide and, if used indoors, the gas can build up and lead to carbon-monoxide poisoning.

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Source: drreads.com

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