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Bio102 > Lab 11: Phylum Mammalian > Flashcards

Lab 11: Phylum Mammalian Flashcards

1
Q

Atria

A

the two upper chambers referred to as right atrium and left atrium; they RECEIVE blood (steps 1 and 2)

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2
Q

What are the three functions of the artria?

A

-receive blood
-RA receives deoxygenated blood from the body
-LA received oxygenated blood from the lungs

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3
Q

Ventricles

A

the two lower chambers referred to as the right ventricle and left ventricle; pump blood OUT of the heart (steps 3 and 4)

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4
Q

What are the three functions of the ventricles?

A

-pump blood out of the heart
-RV pumps deoxygenated blood to the lungs
-LV pumps oxygenated blood to the body

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5
Q

What do the arteries do?

A

carry blood away from the heart, most carry oxygenated blood, there is one exception

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6
Q

What do the veins do?

A

carry blood towards the heart, most carry deoxygenated blood, there is one exception

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7
Q

What do the capillaries do?

A

thin-walled vessels that connect arteries and veins, diffusion of gases and nutrients occurs across

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8
Q

What is the basic pattern of blood flow?

A

right side of heart –> lungs –> left side of heart –> cells of body

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9
Q

What is the overall purpose of the respiratory system?

A

-exchange oxygen in the atmosphere with blood in the lungs
-exchange carbon dioxide in the blood in the lungs with the atmosphere

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10
Q

Do mammals have a specialized gas structure?

A

Yes; they are large animals

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11
Q

Where is the trachea in relation to the esophagus?

A

Ventral; in front of it

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12
Q

Why can’t humans digest cellulose?

A

they lack a much larger cecum that is between small and large intestines

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13
Q

What is the blood vessel that carries deoxygenated blood from the upper body to the heart?

A

Superior vena cava

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14
Q

What is the chamber that receives the deoxygenated blood from head and upper limbs (receives deoxygenated blood from body)?

A

Right atrium

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15
Q

What is the blood vessel that carries oxygenated blood directly to the kidney?

A

Renal artery

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16
Q

What is the blood vessel that carries glucose and amino acids from the small intestine to the liver?

A

Hepatic portal vein

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17
Q

What is the chamber that receives oxygenated blood from the lungs?

A

Left atrium

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18
Q

What is the blood vessel that carries deoxygenated blood from the heart to the lungs?

A

Pulmonary artery

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19
Q

What is the blood vessel that carries oxygenated blood to the head?

A

Carotid artery

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20
Q

What is the blood vessel that carries blood from the liver to the Inferior Vena Cava?

A

Hepatic vein

21
Q

What is the blood vessel that carries deoxygenated blood from lower limbs/legs to the inferior vena cava?

A

Iliac vein

22
Q

What is the chamber that pumps deoxygenated blood from heart to the lungs?

A

Right ventricle

23
Q

What is the major artery from which all arteries branch off of in the abdominal cavity?

A

Aorta

24
Q

Where eggs are produced?

A

ovaries

25
Q

Where embryo develops?

A

uterus

26
Q

Where does sperm fertilizes the egg?

A

oviducts

27
Q

What is the birth canal?

A

vagina

28
Q

Where are sperm produced?

A

testes

29
Q

What transports sperm outside the body?

A

urethra

30
Q

What is the structure between the testis and ductus deferens where sperm mature and are stored?

A

epididymis

31
Q

What are the accessory glands that secrete into the small intestine?

A

-pancreas
-liver

32
Q

Where does chemical digestion of protein begin?

A

stomach

33
Q

Into which is the product of the chemical digestion of proteins absorbed?

A

blood

34
Q

What is the product of complete chemical digestion of carbohydrates? Is this product of chemical digestion of carbohydrates absorbed into blood or lymph?

A

glucose; blood

35
Q

Which of the following does not secrete enzymes that digest carbohydrates?

A

liver

36
Q

Ammonia is converted into the nitrogenous waste of mammals, urea, in the _____?

A

liver

37
Q

Urine is formed in the ____?

A

kidney

38
Q

What transports urine from the bladder to the outside of the body?

A

the urethra

39
Q

Gas exchange between blood and air occurs in the ____?

A

alveoli

40
Q

Air enters the lungs when the air pressure in the lungs:

A

less than the air pressure outside the body

41
Q

When the diaphragm contracts the volume of air in the lungs______ and the air pressure in the lungs ______ increases, decreases

A

increases, decreases

42
Q

What is the chamber that pumps oxygenated blood to the body?

A

Left ventricle

43
Q

Where us bile stored and concentrated?

A

in the gallbladder

44
Q

What are accessory structures?

A

Organs that are not apart of the digestive tract but secrete products into tract

45
Q

Is bile an enzyme?

A

No

46
Q

What does the hepatic portal vein do?

A

After amino acids and glucose are absorbed into blood circulation, the hepatic portal vein carries amino acids and glucose directly from intestines to liver

47
Q

In what part of the body is ammonia converted to urea?

A

The liver

48
Q

Where does absorption occur?

A

In the small intestine

Bio102 (11 decks)

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