HISTOLOGY OF EPITHELIAL TISSUE 2026 EXAM
PREP QUESTIONS AND SOLUTIONS
GUARANTEED PASS
◉ Mollusca foot. Answer: used for locomotion and anchorage
◉ Mollusca siphon. Answer: moves water in and out of the body; jet
propulsion
◉ Mollusca mouth. Answer: radula scrapes bacteria and algae off
rocks
◉ Mollusca ink sac. Answer: used for protection and a means to
escape confused predators
◉ Mollusca gills. Answer: absorbs oxygen and transfers it to blood
stream; gas exchange
◉ Mollusca pen/quill. Answer: keeps the body rigid while swimming
◉ Anthropoda exoskeleton. Answer: protects the soft body
,◉ Arthropoda regions (crayfish). Answer: head: hub for senses and
eating (part of the cephalothorax); thorax: walking, defense, and
obtaining food (part of the cephalothorax); abdomen: swimming and
reproduction
◉ Arthropoda gills. Answer: used for gas exchange
◉ Arthropoda regions (grasshopper). Answer: head: hub for senses,
movement, and eating; thorax: movement (has legsand wings);
abdomen: digestive and reproductive organs
◉ Arthropoda spiracles. Answer: bring oxygen to the body cells;
respiratory system
◉ Echinodermata aboral. Answer: away from the mouth; anal
opening
◉ Echinodermata oral. Answer: mouth and tube feet; help hold prey
and movement
◉ Echinodermata central disc. Answer: where organs are and where
arms meet
, ◉ echinodermata madreporite. Answer: take water into water
vascular system
◉ echinodermata ring canal. Answer: distributes water to radial
canals
◉ echinodermata radial canal. Answer: carries water to tube feet
◉ echinodermata ampullae. Answer: squeezes water into tube feet
to stretch them out
◉ echinodermata tube feet. Answer: collecting food
◉ echinodermata stomach. Answer: breaks down food by everting
outside body
◉ echinodermata digestive glands. Answer: produce enzymes that
breakdown food and absorb nutrients
◉ echinodermata gonads. Answer: used for reproduction and
storing nutrients
◉ Porifera symmetry. Answer: asymmetrical
PREP QUESTIONS AND SOLUTIONS
GUARANTEED PASS
◉ Mollusca foot. Answer: used for locomotion and anchorage
◉ Mollusca siphon. Answer: moves water in and out of the body; jet
propulsion
◉ Mollusca mouth. Answer: radula scrapes bacteria and algae off
rocks
◉ Mollusca ink sac. Answer: used for protection and a means to
escape confused predators
◉ Mollusca gills. Answer: absorbs oxygen and transfers it to blood
stream; gas exchange
◉ Mollusca pen/quill. Answer: keeps the body rigid while swimming
◉ Anthropoda exoskeleton. Answer: protects the soft body
,◉ Arthropoda regions (crayfish). Answer: head: hub for senses and
eating (part of the cephalothorax); thorax: walking, defense, and
obtaining food (part of the cephalothorax); abdomen: swimming and
reproduction
◉ Arthropoda gills. Answer: used for gas exchange
◉ Arthropoda regions (grasshopper). Answer: head: hub for senses,
movement, and eating; thorax: movement (has legsand wings);
abdomen: digestive and reproductive organs
◉ Arthropoda spiracles. Answer: bring oxygen to the body cells;
respiratory system
◉ Echinodermata aboral. Answer: away from the mouth; anal
opening
◉ Echinodermata oral. Answer: mouth and tube feet; help hold prey
and movement
◉ Echinodermata central disc. Answer: where organs are and where
arms meet
, ◉ echinodermata madreporite. Answer: take water into water
vascular system
◉ echinodermata ring canal. Answer: distributes water to radial
canals
◉ echinodermata radial canal. Answer: carries water to tube feet
◉ echinodermata ampullae. Answer: squeezes water into tube feet
to stretch them out
◉ echinodermata tube feet. Answer: collecting food
◉ echinodermata stomach. Answer: breaks down food by everting
outside body
◉ echinodermata digestive glands. Answer: produce enzymes that
breakdown food and absorb nutrients
◉ echinodermata gonads. Answer: used for reproduction and
storing nutrients
◉ Porifera symmetry. Answer: asymmetrical
