rat anatomy

Question 1

to act as a muscular pump, propelling blood throughout the body, delivering oxygen and nutrients while removing waste products.

Answer 1

heart

Question 2

to produce sperm (spermatogenesis) and synthesize the male sex hormone testosterone

Answer 2

Testes

Question 3

producing eggs (oocytes) and releasing them during ovulation, as well as secreting hormones like estrogen and progesterone

Answer 3

Ovary

Question 4

support sperm transportation to the oviducts and are the site for fetal growth and development during pregnancy

Answer 4

uterine horn

Question 5

gestation (pregnancy), menstruation, and labor and delivery

Answer 5

Uterine body

Question 6

to store urine received from the kidneys and to expel it from the body through the urethra via urination

Answer 6

Urinary bladder

Question 7

filter blood, remove waste products and excess water, and maintain the body’s fluid and electrolyte balance, ultimately producing urine to eliminate these substances

Answer 7

kidney

Question 8

produce hormones crucial for regulating blood pressure, metabolism, stress response, and salt balance.

Answer 8

Adrenal glands

Question 9

regulating blood sugar levels by secreting hormones like insulin and glucagon

Answer 9

Pancreas (endocrine system)

Question 10

it fights invading germs in the blood (the spleen contains infection-fighting white blood cells).
it controls the level of blood cells (white blood cells, red blood cells and platelets).
it filters the blood and removes any old or damaged red blood cells.

Answer 10

spleen

Question 11

secreting enzymes that break down fats, carbohydrates, and proteins into the small intestine

Answer 11

Pancreas (digestive system)

Question 12

processing nutrients, filtering blood, producing bile for digestion, storing energy, and detoxifying harmful substances, all while supporting metabolism and immune function.

Answer 12

liver

Question 13

absorbing water and electrolytes, producing and absorbing vitamins, and forming and propelling feces toward the rectum for elimination.

Answer 13

large intestine

Question 14

break down food, absorb nutrients, and move waste along the digestive tract.

Answer 14

small intestine

Question 15

helps to further digest food coming from the stomach

Answer 15

duodenum

Question 16

serving as a site for sperm maturation, storage, and transport to the vas deferens.

Answer 16

Epididymis

Question 17

temporarily store food, mix it with digestive juices, and initiate protein digestion

Answer 17

Stomach

Question 18

a muscle that helps you inhale and exhale (breathe in and out)

Answer 18

Diaphragm

Question 19

transport food entering the mouth through the throat and into the stomach.

Answer 19

Esophagus

Question 20

to facilitate gas exchange, taking in oxygen from the inhaled air and releasing carbon dioxide, a waste product, back into the atmosphere.

Answer 20

Lungs

Question 21

allow passage of inspired and expired air into and out of the lung

Answer 21

Trachea