In what type of axon does saltatory conduction occur?

Each thin filament consists of

What will be an ideal response?

What is the insertion of the muscle labeled G?

a) greater tubercle of humerus b) inferior angle of scapula c) spine of the scapula d) acromial extremity of the clavicle e) deltoid tuberosity of humerus

Virtually all of the protein or amino acid-based hormones exert their effects through intracellular ________.

A) ions B) deactivators C) nucleotides D) second messengers

What is the pacemaker of the heart?

A) AV node B) SA node C) bundle of His D) Purkinje fibers