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Anatomy & Physiology II > Test 6 (Chapters 35, 36, 38) > Flashcards

Test 6 (Chapters 35, 36, 38) Flashcards

1
Q

Which of the following structures is not apart of the upper respiratory tract?

A

Trachea

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2
Q

Which part of the respiratory system does not function as an air distributor?

A

Alveoli

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3
Q

Which sequence is the correct pathway for air movement through the nose and into the pharynx?

A

Interior nares, vestibules, nasal cavity meatuses, posterior nares

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4
Q

Which of the following is not a paranasal sinus?

A

Mandibular

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5
Q

The true vocal cords in the rima glottidis are called the:

A

Glottis

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6
Q

Aspirated objects tend to lodge in the:

A

Right bronchus

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7
Q

The fluid coating the alveoli that reduces surface tension is called:

A

Surfactant

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8
Q

Which of the following is not an area of the lungs:

A

Superior Fissure

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9
Q

True or false: Raising the ribs decreases the depth and width of the thorax

A

False

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10
Q

Boyle’s law states what?

A

The volume of a gas is inversely proportional to its pressure

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11
Q

When the diaphragm contracts, the volume of the thorax increases thoracic pressure:

A

Decreases, and air rushes into the lungs

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12
Q

Quiet inspiration is the function of:

A

The diaphragm and external intercostal muscles

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13
Q

During normal quiet respiration, the amount of air exchange between the lungs and atmosphere is called ______ and has a volume ______ mL.

A

Tidal volume: 500

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14
Q

Functional residual capacities (FRC) equals:

A

ERC + RV

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15
Q

Eupnea is a term used to describe:

A

Normal breathing

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16
Q

Under normal conditions, air in the atmosphere exerts a pressure of:

A

760 mmhg

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17
Q

Areas where gas exchange cannot take place are:

A

Anatomical dead spaces, nose pharynx/larynx, trachea and bronchi

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18
Q

All of the following are regulated processes associated with the functioning respiratory system except:

A

Control of cell production

19
Q

Dalton’s law is also known as what?

A

The law of partial pressures

20
Q

The term that means the same thing as breathing is:

A

Pulmonary ventilation

21
Q

Which of the following does not occur during inspiration?

A

The diaphragm relaxes

22
Q

The young adult male can have the vital capacity of ____ mL.

A

4800

23
Q

The amount of air that can be forcibly exhaled after expiring the tital volume is known as the:

A

Expiratory reserve volume

24
Q

Which of the following is correct?

A

VC vile = TB + IRV + ERV vile

25
Q

The diving reflex is responsible for:

A

The astonishing recovery of near victims in cold water

26
Q

Starting from the deepest layer and moving toward the most superficial, the layers of the wall of the GI tract are:

A

Mucosa, submucosa, muscolaris, serosa

27
Q

The serosa is actually:

A

Visceral peritoneum

28
Q

The hard palate consists of portions of:

A

4 bones; 2 maxillae; 2 palentine

29
Q

Which of the following is an accurate description of salivary glands?

A

They secrete about 1 liter of saliva per day

30
Q

The crown of a tooth is covered with:

A

Enamel

31
Q

Teeth that do not appear as deciduous teeth are:

A

Premolars

32
Q

The act of swallowing moves a mass of food called a _____ from the mouth to the stomach.

A

Bonus

33
Q

Which of the following statements is not true of the esophagus?

A

It lies anterior to the trachea and posterior to the heart

34
Q

Which of the following controls the opening of the stomach into the small intestine?

A

Pyloric sphincter

35
Q

Which of the layers of the muscolaris is present only in the stomach?

A

Oblique muscle air

36
Q

The first baby tooth on average appears at age:

A

6 months

37
Q

The dentin of the tooth contains ____ which consists of connective tissue, blood, and lymphatic vessels and nerves

A

Pulp cavity

38
Q

Which of the following teeth is missing from the deciduous arch?

A

Second premolars

39
Q

The third molars generally erupt at the age of:

A

17

40
Q

A general term for an infection of the gum is:

A

Gingivitis

41
Q

The ducts of the _____ glands open into the floor of the mouth

A

Sublingual

42
Q

The stomach:

A

Secretes intrinsic factor

43
Q

Another name for the third molar is:

A

Wisdom tooth

44
Q

After food has been chewed, it is formed into a small rounded mass called:

A

Bolus

Anatomy & Physiology II (9 decks)

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