H.3 ABSORPTION OF DIGESTED FOODSH.3.1-3.3Sierra Williams

H.3.1 DRAW AND LABEL A TRANSVERSE SECTION OF THE ILEUM AS SEEN UNDER A LIGHT MICROSCOPE.

H.3.2 EXPLAIN THE STRUCTURAL FEATURES OF AN EPITHELIAL CELL OF A VILLUS AS SEEN IN ELECTRON MICROGRAPHS, INCLUDING MICROVILLI, MITOCHONDRIA, PINOCYTOTIC VESICLES AND TIGHT JUNCTIONS.

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MICROVILLI, MITOCHONDRIA, & PINOCYTOTIC VESICLES

TIGHT JUNCTIONS

H.3.3 EXPLAIN THE MECHANISMS USED BY THE ILEUM TO ABSORB AND TRANSPORT FOOD, INCLUDING FACILITATED DIFFUSION, ACTIVE TRANSPORT AND ENDOCYTOSIS.

FACILITATED DIFFUSION

ACTIVE TRANSPORT

PINOCYTOSIS

REVIEW!Label the ileum

The rhythmic contractions performed by the ____________ smooth muscle and the ___________ smooth muscle is known as _________.

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Membrane-to-membrane seals are known as _______________.

What transport mechanism is being shown?