lab exam 2

Question 1

ear

Answer 1

pinna

Question 2

mammary papillae

Answer 2

teats

Question 3

parotid gland

Answer 3

Question 4

stomach, esophagus, diaphram

Answer 4

Question 5

what does the small intestine do?

Answer 5

absorbs nutrients and water from food

Question 6

small intestine, large intestine, liver, stomach

Answer 6

Question 7

what does the parotid do?

Answer 7

creates saliva and enzymes

Question 8

pyloric valve

Answer 8

valve in stomach that opens when food is ready to leave stomach and drain into small intestine.

Question 9

what does the liver do?

Answer 9

makes bile to aid digestion. The liver also breaks down toxins and metabolizes other molecules.

Question 10

pancreas

Answer 10

makes enzymes and hormones like insulin. Located at base of stomach and against the dorsal body wall.

Question 11

spleen

Answer 11

involved with manufacturing cells and components for the immune system

Question 12

collects and stores bile from the liver. Attached to the liver.

Answer 12

gallbladder

Question 13

nose

Answer 13

rostrum

Question 14

attaches to placenta of mother, allows exchanges of gasses (O2 and CO2) and fluids (blood, water, wastes).

Answer 14

umbillical cord

Question 15

external sac that contains the testes, epididymis, etc.

Answer 15

scrotum

Question 16

external nares

Answer 16

nostrils

Question 17

esophagus

Answer 17

a flat tube that connects the mouth to the stomach

Question 18

kidney, ureter, urethra

Answer 18

Question 19

remove wastes from the blood and send them to the urinary bladder. Also responsible for maintaining appropriate fluid levels, blood pressure, and ion concentrations.

Answer 19

kidney

Question 20

genital papillae

Answer 20

small, external flap that covers the urogenital opening

Question 21

trace air

Answer 21

: Path of air inwards: external nares à nasal passage à nasopharynx à glottis à larynx à trachea à bronchi à respiratory tree (bronchi and bronchioles) à aveoli à capillaries à oxygen enters red blood cells

Question 22

trace food

Answer 22

mouth/saliva à pharynx à past the epiglottis flap which is pulled down so food can enter the esophagus à stomach à pyloric valve (which you won’t be able to see, which opens to dump stomach contents into the intestines)à small intestine à cecum (a short fat outpocket which helps digest plant material) à large intestine (also called colon; primarily responsible for re-adsorption of water) à rectum (where feces gather before they are excreted) à anus

Question 23

trace liquid wastes

Answer 23

blood à kidney à ureter à urinary bladder à urethra à penis (males)/urogenital opening (females)

Question 24

trace blood

Answer 24

De-oxygenated blood from body in veins à caudal or cranial vena cava à right atrium à right atrioventricular valve à right ventricle à right semi-lunar valve à pulmonary artery à lungs (gets oxygenated) à pulmonary veins à left atrium à left atrioventricular valve à left ventricle à left semi-lunar valve à aorta à arteries to rest of body à as blood is de-oxygenated it flows from body back to heart to begin cycle again

Question 25

digestive system

Answer 25

A - stomach B - pancreas C - large intestine D - small intestine

Question 26

Answer 26

A - Uterine Horn (Fallopian Tube) B - Ovary C - Vagina

Question 27

respiratory system

Answer 27

A - larynx B - trachea C - bronchial tube D - lung E - respiratory

Question 28

Answer 28

A - kidney B - ureter C - bladder

Question 29

Answer 29

A - hard palate B - epiglottis C - tongue

Question 30

A - Numbers 5 and 6 are the B - Number 1 is the C - The system pictured is the

Answer 30

A - carotid arteries B - Aorta C - circulatory