Презентация, доклад по дисциплине ОГСЭ. 03 Иностранный язык на тему: Aloe

Aloe is genus of plants belonging to the family Lillaceae , with 180 species growing in dry parts of Africa.

Слайд 1Aloe.
Выполнила:
студентка группы 2ФС Баль Екатерина

Aloe. Выполнила: студентка группы 2ФС Баль Екатерина

Слайд 2 Aloe is genus of plants belonging to the family Lillaceae

, with 180 species growing in dry parts of Africa.
Aloe is genus of plants belonging to the family Lillaceae , with 180 species growing in

Слайд 3Aloe a very short woody stem and lanceolate embracing leaves ,

irregularly mottled with white spot.
Aloe a very short woody stem and lanceolate embracing leaves , irregularly mottled with white spot.

Слайд 4The flowers are bright-yellow. The fleshy and strongly cuticularized leaves are

usually prickly at the margin and arranged in dense rosettes.
The flowers are bright-yellow. The fleshy and strongly cuticularized leaves are usually prickly at the margin and

Слайд 5When a leaf is transversely cut and held with its cut

and downwards, a yellowish juice often forming vascular lumps flows out from the pericycle.
When a leaf is transversely cut and held with its cut and downwards, a yellowish juice often

Слайд 6The juice is collected and concentrated; on cooling it solidifies and

constitutes the commercial drug aloes.
The juice is collected and concentrated; on cooling it solidifies and constitutes the commercial drug aloes.

Слайд 7Aloes contain a mixture of glucosides collectively called «aloin» which is

the active constituents of the drug.
Aloes contain a mixture of glucosides collectively called «aloin» which is the active constituents of the drug.

Слайд 8The principal constituent of aloin is barbaloin – a pale yellow

crystalline glucoside soluble in water, other constituents are isobarbaloin, aloes, emodin and resins.
The principal constituent of aloin is barbaloin – a pale yellow crystalline glucoside soluble in water, other

Слайд 9Aloes are used as a purgative and a tonic.

Aloes are used as a purgative and a tonic.

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