BIOD 151 Module 3 | ACCURATE
QUESTIONS AND DETAILED ANSWERS |
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Which of the following statements is false?
A. Taste buds are located on the surface of the mouth and the wall of the pharynx.
B. The ileocecal valve controls the entrance of chyme into to the small intestine.
C. The gall bladder, teeth, and tongue are considered accessory organs to the digestive
system.
D. The alimentary canal is a continuous muscular tube, open at both ends
- ANSWER B. The ileocecal valve controls the entrance of chyme into to the small intestine.
(It controls the entrance to the large intestine)
True/False: Lipids can be divided into three categories: saturated fat, unsaturated fat,
and cholesterol.
- ANSWER True
True/False: Anabolism combines smaller molecules to make larger molecules
- ANSWER True
True/False: The oropharynx is the most superior region of the pharynx.
,- ANSWER False (The nasopharynx is the most superior region)
True/False: The pharynx has two types of skeletal muscle: circumferential and oblique. -
ANSWER False: no oblique layer
True/False: The digestive work of salivary amylase is an example of mechanical digestion. -
ANSWER False: chemical digestion
Label the following three types of raised bumps on the tongue.
Describe the purpose
of type C
A: Filiform papillae
B: Circumvallate papillae
C: Fungiform papillae
- ANSWER The papillae are raised bumps on the tongue. The three types of
papillae help to grip food on the tongue: circumvallate, fungiform and filiform.
Fungiform papillae contain taste buds.
Which of the following statements is true
concerning glycolysis?
- Pyruvic acid are broken down into glucose.
- Two ATP molecules are formed in first breakdown of glucose.
- Glucose is broken down into three pyruvate molecules.
- Glucose is broken down into two sucrose molecules.
- ANSWER Two ATP molecules are formed in first breakdown of glucose
Which of the following statements is false
, concerning the second stage of glucose
breakdown?
a. This second stage is also known as the TCA cycle.
b. Pyruvic acid is converted to carbon dioxide.
c. Additional ATP is formed.
d. This is also known as the electron transport system
- ANSWER d. This is also known as the electron transport system
Which of the following statements is false
concerning the Electron Transport System?
a. Anaerobic respiration is more efficient than aerobic respiration.
b. Approximately a total of 34 ATP are formed.
c. Protons are pumped out of the inner mitochondrial membrane.
d. The proton motive force forms ATP molecules
- ANSWER a. Anaerobic respiration is more efficient than aerobic respiration.
Label the following on a diagram:
A: Left Central Incisor; It is Chisel-shaped for biting food.
A: Left Central Incisor
C: Left Canine (cuspid)
E: Right Molar
F: Maxilla (Hard Palate)
Describe tooth type A:Chisel-shaped for biting food
- ANSWER
Match the structure with the best description: Pancreas:
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