Biology Lab final ( Digestive System)

Question 1

Earthworm - Esophagus

Answer 1

Tube that carries food/ soil from pharynx to the crop

Question 1

Earthworm - Pharynx

Answer 1

Helps the earthworm pull in food through its mouth, its a muscular structure

Question 2

Earthworm - Crop

Answer 2

Thin walled organ that acts as a temporary storage place for food

Question 3

Earthworm - Gizzard

Answer 3

muscular organ where food is forced from the crop, it grinds up food

Question 5

Frog - Stomach

Answer 5

Stores food and mixes it with enzymes to begin digestion

Question 6

Frog - Pancreas

Answer 6

Gland which secretes digestive enzymes into the duodenum (first section of small intestine)

Question 7

Frog - Liver

Answer 7

Secretes bile and processes digested food molecules

Question 8

Frog - Small Intestine

Answer 8

Principal organ of digestion and absorption of digested food

Question 9

Frog - Large Intestine

Answer 9

Posterior organ of digestive system which stores undigested food

Question 10

Frog - Tongue

Answer 10

muscular structure that is attached to the front of the mouth and can extend to catch insects

Question 11

Frog - Spleen

Answer 11

organ in frog that makes, stores, and destorys blood cells

Question 12

Pig - Hard Palate

Answer 12

ribbed appearance

stratified squamous epithelium layered over dense connective tissue which attaches to the underlying bone.

important for feeding and communicating

Question 13

Pig - Soft Palate

Answer 13

creates a vacuum in oral cavity and keeps food out the nasal cavity

Question 14

Pig - Glottis

Answer 14

opening to larynx

Question 15

Pig - Tongue

Answer 15

pushes food toward esophagus

Question 16

Pig - Teeth

Answer 16

grind food / mechanical breakdown to start digestive process

Question 17

Pig - Esophagus

Answer 17

muscular tube that connects stomach to mouth

Question 18

Pig - Stomach

Answer 18

elastic sac that serves mainly to store food by mechanical breakdown and begin chemical digestion of protein and fat

Question 19

Pig - Gallbladder

Answer 19

stores and concentrates bile

Question 20

Pig - Pancreas

Answer 20

An organ in the abdominal cavity with two roles. The first is an exocrine role: to produce digestive enzymes and bicarbonate, which are delivered to the small intestine via the pancreatic duct. The second is an endocrine role: to secrete insulin and glucagon into the bloodstream to help regulate blood glucose levels

Question 21

Pig - Liver

Answer 21

The liver is important in storage of water soluble vitamins, fat soluble vitamins, iron, triglyceride and glycogen.

Question 22

Pig - spleen

Answer 22

An organ that is part of the lymphatic system; it produces lymphocytes, filters the blood, stores blood cells, and destroys old blood cells.

Question 23

Pig - Anus

Answer 23

opening where waste is excreted as feces

Question 24

Pig - Small Intestine

Answer 24

Digestive organ where most chemical digestion and absorption of food takes place

Question 25

Pig - Large Intestine

Answer 25

absorption of water, synthesis of certain vitamins, and the collection of waste materials or feces.