RAT LAB DISSECTION STRUCTURES

Question 1

Liver

Answer 1

• clear out toxins in blood and creates bile

Question 2

stomach

Answer 2

chemically and physically digests food

Question 3

Large intestine

Answer 3

Absorbs water, producing and abosrobing vitamins, bringing feces towards rectum to be expelled.

Question 4

Esophagus

Answer 4

Transports food to stomach

Question 5

Pancreas

Answer 5

Produces hormones called insluin and glycoegn to regulate blood sugar levels.

If low –> glycogen released which tells cells to release sugars and tells liver to make sugars

If high –> Insulin released which stores excess suagr into cells or brings where needed and tells liver to stop making sugars

Question 6

Small intestine

Answer 6

• abosrobs nuitrents

Question 7

Diaphrgam

Answer 7

• sheet of muscle under the lungs which controls breathing

Question 8

Treahea

Answer 8

Air passes through trachea and makes its way to the lungs

Question 9

Lungs

Answer 9

Where gas exchange occurs and CO2 is expelled. Transports oxygen.

Question 10

Heart

Answer 10

Circulates blood around the body

Question 11

spleen

Answer 11

controls blood levels

Question 12

Superior vena cava

Answer 12

Blood vessel that takes blood from top of body. It is a vein

Question 13

Inferior vena cava

Answer 13

Blood vessel that takes blood from the bottom of the body. Large vein

Question 14

Cecum

Answer 14

Absorbs fluids and salts. Where the Ceceum is the point where the small intestine joins the large intestine

Question 15

Mensentary

Answer 15

A wall around the intestine which holds it in place