Nutritional specialization Student activity Play

Opposing action of the two divisions of the autonomic nervous system Student activity Play

pH of strong acids Student activity Play

Preliminary food digestion in the stomach Animation Play

Protein digestion Student activity Play

Protein digestion in the stomach Animation Play

Reabsorption Animation Play

Reabsorption and tubular secretion Student activity Play

Reactions with oxygen Student activity Play

Regulation of the secretion of digestive juices Slideshow Play

Rotifers Student activity Play

Ruminant stomach – structure and function Animation Play

Saliva Animation Play

Secretion Animation Play

Sections of the alimentary canal Whiteboard exercise Play

Sponges (Porifera) – the simplest invertebrates Student activity Play

Stomach Illustration Play

Structural adaptations; mode of feeding and type of food Student activity Play

Structure and functions of the stomach Slideshow Play

Structure of a rotifer Slideshow Play

Structure of an artery Slideshow Play

Structure of sponges Slideshow Play

Structure of the alimentary canal Slideshow Play

Structure of the starfish; a typical echinoderm Slideshow Play

Structure of the wall of the alimentary canal Whiteboard exercise Play