HISTOLOGY OF EPITHELIAL TISSUE 2026
COURSE STUDY SHEET COMPLETE
QUESTIONS AND CORRECT ANSWERS FULL
REVIEW
◉ triploblastic. Answer: animals with three germ layers
◉ Porifera Osculum. Answer: opening used as outlet for current in
body wall
◉ Porifera Spongocoel. Answer: central cavity; channels water
◉ Porifera Spicules. Answer: give support and protect sponge body
◉ Porifera Choanocyte. Answer: has flagellum that helps with
movement and takes in food
◉ Cnidaria Gastrovascular Cavity. Answer: where digestion starts;
drawn into gastroderms
◉ Cnidaria Tentacles. Answer: transportation and food; contain
nematocysts
,◉ Cnidaria Nematocyst. Answer: injects toxin into prey or predators
◉ Annelida Clitellum. Answer: secretes a cocoon that holds the eggs
◉ Annelida Brain. Answer: controls movement, senses environment,
and regulates growth and reproduction
◉ Annelida Hearts. Answer: pump blood through body with oxygen
and nutrients
◉ Annelida Pharynx. Answer: Softens food and moves it to the
esophagus; swallowing organ
◉ Annelida Esophagus. Answer: Moves food between the pharynx
and the intestine
◉ Annelida Crop. Answer: Region between esophagus and digestive
tract that can. temporarily store food
◉ Annelida Gizzard. Answer: grinds food down before it enters the
intestines
, ◉ Annelida Intestine. Answer: breaks down food into absorbable
nutrients
◉ Mollusca Dorsal. Answer: protects mollusc's soft body
◉ Mollusca Ventral. Answer: used for movement and locomotion
◉ Mollusca Fin. Answer: used to propel the body
◉ Mollusca eye. Answer: used to sense light, detect movement, and
form images; large in squids
◉ Mollusca mantle. Answer: protect internal organs; sometimes
forms a shell
◉ Mollusca tentacle. Answer: used to latch and hold on to prey with
suckers at the ends
◉ Mollusca arm. Answer: used to latch and hold on to prey with
suckers throughout limb
◉ Mollusca foot. Answer: used for locomotion and anchorage
COURSE STUDY SHEET COMPLETE
QUESTIONS AND CORRECT ANSWERS FULL
REVIEW
◉ triploblastic. Answer: animals with three germ layers
◉ Porifera Osculum. Answer: opening used as outlet for current in
body wall
◉ Porifera Spongocoel. Answer: central cavity; channels water
◉ Porifera Spicules. Answer: give support and protect sponge body
◉ Porifera Choanocyte. Answer: has flagellum that helps with
movement and takes in food
◉ Cnidaria Gastrovascular Cavity. Answer: where digestion starts;
drawn into gastroderms
◉ Cnidaria Tentacles. Answer: transportation and food; contain
nematocysts
,◉ Cnidaria Nematocyst. Answer: injects toxin into prey or predators
◉ Annelida Clitellum. Answer: secretes a cocoon that holds the eggs
◉ Annelida Brain. Answer: controls movement, senses environment,
and regulates growth and reproduction
◉ Annelida Hearts. Answer: pump blood through body with oxygen
and nutrients
◉ Annelida Pharynx. Answer: Softens food and moves it to the
esophagus; swallowing organ
◉ Annelida Esophagus. Answer: Moves food between the pharynx
and the intestine
◉ Annelida Crop. Answer: Region between esophagus and digestive
tract that can. temporarily store food
◉ Annelida Gizzard. Answer: grinds food down before it enters the
intestines
, ◉ Annelida Intestine. Answer: breaks down food into absorbable
nutrients
◉ Mollusca Dorsal. Answer: protects mollusc's soft body
◉ Mollusca Ventral. Answer: used for movement and locomotion
◉ Mollusca Fin. Answer: used to propel the body
◉ Mollusca eye. Answer: used to sense light, detect movement, and
form images; large in squids
◉ Mollusca mantle. Answer: protect internal organs; sometimes
forms a shell
◉ Mollusca tentacle. Answer: used to latch and hold on to prey with
suckers at the ends
◉ Mollusca arm. Answer: used to latch and hold on to prey with
suckers throughout limb
◉ Mollusca foot. Answer: used for locomotion and anchorage
