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nlme (version 3.1-130)

Muscle: Contraction of heart muscle sections

Description

The Muscle data frame has 60 rows and 3 columns.

Arguments

Format

This data frame contains the following columns:

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.

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.