Chapter 3 Flashcards

1
Q

Describe the organization of life?

A

Atoms>Molecules>Cells>Tissues>Organs>Organ Systems(11)

Hormones allow tissues to work.

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2
Q

Main purpose of Digestive System?

A

Break down of nutrients (Digestion) + Absorbing them via blood/lymphatic system (Absorption)

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3
Q

What can be absorbed without being broken down?

A

Sugars, Amino Acids, Fatty Acids

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4
Q

What must be broken down before it can be absorbed?

A

Polysaccharides, Proteins, Lipids

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5
Q

What is the order of organs food goes down?

A

Mouth>Pharynx>Epiglottis>Esophagus>Cardiac Sphincter>Stomach>Pyloric Sphincter> Duodenum>Jejunum> Ileum>Ascending Colon>Transverse Colon>Descending Colon>Rectum>Anus

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6
Q

Two types of movement in Digestion?

A

Peristalsis(Esophagus) + Segmentation

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7
Q

Three layers of smooth muscle in the stomach?

A

Longitudinal, Horizontal, Diagonal

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