Quiz 10 Flashcards

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1
Q

Organ System

- Definition

A

• groups of organs in the body work together to accomplish specific functions

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2
Q

Skeletal Muscle (3)

  • functions
  • process
A

• bound to the bones of the skelton by TENDONS

  • when Skeletal muscles contract, the bones of the skeleton to which they are attached move
  • (MOVEMENT OF SKELETON RELIES ON MULTIPLE SKELETAL MUSCLES) movement of the skeleton rely on the coordinated effort of multiple skeletal muscles, not the action of one isolated muscle
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3
Q
Respiratory Organs (2)
- functions
A
  • designed to ensure atmospheric air is filtered, moistened, and warmed before reaching the alveoli
  • these actions increase the efficiency of gas exchange between the lungs and the blood at the level of the alveolus
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4
Q

Digestive System Organs (2)

  • function
  • process
A

• break down ingested food mechanically and enzymatically into sizes small enough to be absorbed by cells lining the G.I. tract

  • (OCCUR IN STEPS) these processes occur in a series of steps as food is transported from one highly specialized digestive organ to the next
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5
Q

Submandibular Glands (2)

  • location
  • function
A
  • major salivary glands located along the base of the mandible
  • these glands secretes saliva which contain salivary amylase that chemically digests carbohydrates in the oral cavity
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6
Q

Thyroid (2)

  • function
  • visual (3)
A
  • endocrine gland where hormones serve to regulate the basal metabolic rate and blood calcium levels
  • it is a brown, butterfly-shaped gland lying just below the larynx
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7
Q

Larynx (3)

A

• contains the vocal cords

  • is continuous with the Trachea
  • serve as air conducting passageways
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8
Q

Trachea

A
  • serve as air conducting passageways (along with larynx)
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9
Q

Lungs

A
  • Terminate in microscopic alveoli which function in gas exchange
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10
Q

Thymus Gland (3)

  • which system ?
  • location
  • over time ?
A
  • organ of immune system
  • located above the heart
  • in older animals it begins to atrophy and is replaced by fat
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11
Q

Esophagus (2)

  • definition
  • process
A
  • muscular tube serving to conduct food from the pharynx to the stomach
  • (THORACIC CAVITY -> DIAPHRAGM = STOMACH) it passes through the thoracic cavity and pierces the diaphragm to join the stomach
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12
Q

Stomach (3)

A
  • most dilated of the GI tract
  • It functions in the mechanical digestion of food and, by the action of the enzyme pepsin, it begins the chemical digestion of the protein
  • stomach joins the duodenum
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13
Q

Duodenum

A

• the initial segment of the small intestine

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14
Q

Small Intestine

A

• serves as the primary site of nutrient absorption of the GI tract

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15
Q

Large Intestine

A

• functions primarily in the absorption of water which compacts the feces and to a limited degree, vitamin synthesis

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16
Q

Cecum (2)

A

• the initial segment of the large intestine

- a large blind - ended sac

17
Q

Rectum

A

• the terminal region of the large intestine

18
Q

Liver (5)

  • visual
  • location
  • function (3)
A
  • large, dark brown, multi-lobed organ
  • located below the diaphragm
  • bile synthesis
  • detoxification of waste products
  • glycogen storage
19
Q

Spleen (3)

  • visual
  • location
  • function
A
  • dark brown
  • connected to membranes to the stomach
  • (STORE BLOOD; BLOOD CELL REMOVAL) functions to store blood and is the site where blood cells are removed from the circulation and destroyed
20
Q

Pancreas (5)

  • visual
  • location
  • secretion of: (3)
A
  • light brown, flat organ
  • located in a mesentery below stomach

secretion of:

  • digestive enzymes
  • buffers
  • hormones
21
Q

Rugae

A

Folds in the wall