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Did you know?

Approximately 70% of expectant mothers report experiencing some symptoms of morning sickness during the first trimester of pregnancy.

Did you know?

The most common treatment options for addiction include psychotherapy, support groups, and individual counseling.

Did you know?

Although puberty usually occurs in the early teenage years, the world's youngest parents were two Chinese children who had their first baby when they were 8 and 9 years of age.

Did you know?

Congestive heart failure is a serious disorder that carries a reduced life expectancy. Heart failure is usually a chronic illness, and it may worsen with infection or other physical stressors.

Did you know?

Your heart beats over 36 million times a year.

A trilobite fragment (T) in a thin-section of an Ordovician limestone; E=echinoderm; scale bar is 2 A trilobite fragment (T) in a thin-section of an Ordovician limestone; E=echinoderm; scale bar is 2
The vagina, sagittal section showing the location of the vagina and its relationship to the cervix, The vagina, sagittal section showing the location of the vagina and its relationship to the cervix,
Intradermal drug administration: (a) cross section of skin showing depth of needle insertion Source: Intradermal drug administration: (a) cross section of skin showing depth of needle insertion Source:
William Morris, Page from a specimen book with sample proof letters, Kelmscott Press. William Morris, Page from a specimen book with sample proof letters, Kelmscott Press.
Experimental demonstration of respiratory control Experimental demonstration of respiratory control
Vector addition Vector addition
Video: Gas exchange - partial pressure, locations, external and internal respiration

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