Integumentary system (intro to Fish Group)

The integument of the fish is keratinized due to the presence of scales and highly covered with mucus

• false

• true

Fish derived from what layer of the skin

• stratum compactum and part hypodermis

• all dermal layer

• stratum corneum

• stratum laxum

Fish dermis give rise to dermal bone and dermal scales

• false

• true

The fish hypodermis consist of areolar tissues

• true

• false

The pigment responsible for silvery color

• melnophores

• carotenoids

• guanine crystals

• pterin

This is the integument from which class of vertebrates

• aves

• amphibians

• fish

• mammals

The pigment of the fish that is responsible for brown appearance.

• melanophores

• xanthophores

• pterin

• iridiophores

Fish chromatophores are located in between the epideris and dermis

• true

• false

Stratum compactum is located at the epidermal layer of the fish

• false

• true

These are the fright reaction cells in the fish

• csytic cells

• pterin

• guanine cells

• carotenoids