Zoology Q13
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64 Terms
Difference in musculature between arteries and veins?
Arteries are more muscular, to withstand higher blood pressure.
How does blood move forward, back to the heart in the veins?
Movement and breathing.Ā
What is the purpose of the valves in the veins?
They prevent blood backflow.Ā
The function of the SA node?
Contracting atria
Sends signal to AV node
The function of the AV node?
Contracting ventriclesĀ
Sends signal to heart apex
Between what structures does gas exchange take place in the lungs?
Alveoli + capillaries
HIGH or LOW OX: Inferior and superior vena cava
LOW OXYGEN
HIGH or LOW OX: Pulmonary artery
LOW OXYGEN
HIGH or LOW OX: Right atrium
LOW OXYGEN
HIGH or LOW OX: Left atrium
HIGH OXYGEN
HIGH or LOW OX: Pulmonary veins
HIGH OXYGEN
HIGH or LOW OX: Coronary artery
HIGH OXYGEN
HIGH or LOW OX: Dorsal aorta
HIGH OXYGEN
HIGH or LOW OX: Right ventricle
LOW OXYGEN
HIGH or LOW OX: Left ventricle
HIGH OXYGEN
HIGH or LOW OX: Pulmonary trunkĀ
LOW OXYGEN
HIGH or LOW OX: Umbilical arteries
LOW OXYGEN
HIGH or LOW OX: Umbilical veins
HIGH OXYGEN
The ureters end at theā¦
Urinary bladder
What is A?
Right pulmonary artery
Where does A lead?
Right lung
What is B?
Right pulmonary veins
What is 1?
Superior vena cava
Where does 1 lead?
Arms, head
What is 2?
Right atrium
What is 3?
Inferior vena cava
What is 4?
Tricuspid valves
What is 5?
Right ventricleĀ
What is 6?
Pulmonary semilunar valves
What is 7?
Septum
What is 8?
Left ventricle
What is 9?
Bicuspid valves
What is 10?
Left atrium
What is 11?
Left pulmonary arteryĀ
What is 12?
AortaĀ
Where does A lead?
Left lung
What is B?
Left pulmonary veins
Where does C lead?
Upper body
Function of the arched secondary palate?
Allows for breathing and eating at the same time
Arch shape for tongue movement
What is the function of cartilaginous rings in the trachea?
Structural support
What is the pathway of air from the nares to alveoli?
Nares > nasal cavity > pharynx > trachea > bronchi > lungs > bronchioles > alveoliĀ
The diaphragm separates which cavities?
Thoracic, abdominal
What is the function of the diaphragm?
Contracts to bring air into lungs
relaxes to push air out
What pressure do pigs use to breathe inward?
PositiveĀ
The function of the coronary artery?
It oxygenates the heart
Which sphincter separates the stomach from the esophagus?
Cardiac
Which sphincter separates the stomach from the small intestine?
Pyloric
Where does most of the digestion and absorption occur?
Small intestineĀ
Is the umbilical vein low or high in nutrients?
High
Are the umbilical arteries low or high in nutrients?
Low
Overall kidney function?
Filtration, reabsorption, secretion
What vessel do the veins from the kidney connect with?
Inferior vena cava
The arteries carry ______ blood to the kidney.
Unfiltered
Microscopic structures in renal cortex / medulla?
Nephrons
_______ is passed through the renal pyramids and ureters.
Urea
Label items 1-3.Ā
cortex 2. renal pyramid 3. medulla
Label items 4-6.Ā
renal artery 5. renal vein 6. ureter
Label itemsĀ 1, 4, 7.
thymus 4. right lung 7. liver
Label items 8, 9, 10.
umbilical vein 9. umbilical cord 10. umbilical arteriesĀ
Label items 11, 12, 13.
bladder 12. ureter 13. urethra
Label items 15, 17, 19.
anus 17. rectum 19. small intestine
Label items 20, 21, 22.
large intestine 21. spleen 22. stomach
Label items 23, 25, 26.
diaphragm 25. left lung 26. left ventricle
Label items 27, 28, 29.
coronary 28. left atrium 29. aorta