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The Somatic axial muscles of a fish include:
- 1. Trunk muscles
- 2. Epaxials and Hypaxial
- 3. Epibranchials
- 4. Extrinsic ocular muscles
Trunk muscles form a series of muscle segments called what?
Trunk muscles are typically composed of ________ and _________ fibers.
Hypaxial muscles are found ______ the ________ and Epaxial muscles are found _______ the _______.
- Horizontal septum
- Horizontal Septum
Epibranchials lie _____ to the gill region.
_______ is a foward continuation of epaxial muscles and functions with them.
Hypobranchials are somatic muscles that lie ______ to the gill region.
______ muscles have a function that is associated with the visceral skeleton.
Hypobranchial muscles act to:
- 1. Open mouth
- 2. Expand pharynx during the intake of respiratory water current.
Extrinsic ocular muscles have ________ strap shaped muscles, that are responsible for _________ of the eye.
The somatic appendicular skeleton is comprised of what?
- 1. Dorsal abductor
- 2. Ventral adductor
The Dorsal abductor runsbetween the ___________ and _________ surface of the fin, and pulls the fin dorsally and caudally.
- Posterior dorsal portion of girdle
The Ventral adductor runs between the ___________ and ___________ surface of the fin, and pulls the fin vertically and cranially.
- Anteroventral portion of girdle
The __________ is a very complex group associated with the elaborate visceral skeleton, they can be fairly variable according to the specializaiton for feeding and respiration.