Muscle: Contraction of heart muscle sections
Description Format Details Source Examples
Description
The Muscle data frame has 60 rows and 3 columns.
Format
This data frame contains the following columns:
- Strip
-
an ordered factor indicating the strip of muscle being measured.
- conc
-
a numeric vector giving the concentration of CaCl2
- length
-
a numeric vector giving the shortening ofthe heart muscle strip.
Details
Baumann and Waldvogel (1963) describe data on the shortening of heart muscle strips dipped in a CaCl$_2$ solution. The muscle strips are taken from the left auricle of a rat's heart.
Source
Baumann, F. and Waldvogel, F. (1963), La restitution pastsystolique de la contraction de l'oreillette gauche du rat. Effets de divers ions et de l'acetylcholine, Helvetica Physiologica Acta, 21.
Examples
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