99
CHAPTER THREE
Cells
Nucleus
Endoplasmic
reticulum
Golgi
apparatus
Viruses bud
Cell
membrane
HIV-infected
white blood cells
Virus infects
white blood cells on
other side of lining
Lining of anus
or vagina
(epithelial cells)
HIV
Anal or
vaginal canal
Receptor-mediated
endocytosis
Exocytosis
Receptor-mediated endocytosis
FIGURE 3.33
Exocytosis releases particles, such
as newly synthesized proteins, from cells.
FIGURE 3.34
Transcytosis transports HIV
across the lining of the anus or vagina.
previous page 129 David Shier Hole's Human Anatomy and Physiology 2010 read online next page 131 David Shier Hole's Human Anatomy and Physiology 2010 read online Home Toggle text on/off