1. Provide a PHYSIOLOGICAL definition of each term. (20 points).
- pancreatin
- mucus
- brown fat
- inhibin
- micelle
- pyloric sphinctor
- CCK
- peristalsis
- induced ovulation
-fetal CRH
2. Complete the following table of nutrient digestion and absorption. There may be more than one answer required. (15 points)
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CHO |
Proteins |
Nucleic acids |
Lipids |
First broken down into.... |
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First broken down by...... |
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Source of 1st Breakdown agent |
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Next broken down into.... |
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Enzyme for 2nd breakdown |
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Source of Enzyme |
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Site of final Digestion step |
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Site of absorption
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Mode of absorption
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Absorption into (Vessel) |
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3. In this table, list effectors involved with regulation of the digestive system. For each give the efferent signal(s) and integrator. Connect by arrows. (10 points)
INTEGRATION |
EFFERENT SIGNAL |
EFFECTOR |
4. For each nutrient, list 5 fates that could happen to it once it=s circulating in the blood. (5 points)
CHO |
PRO |
LIPIDS |
5. What conditions are required to accurately measure an animal/person=s BMR? (5 points)
6. Complete the following table describing the transfer of sperm to the female reproductive tract. (10 points)
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Erection |
Emission |
Ejaculation |
Sensory receptors
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Level of integration
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Efferent nerves
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Effectors
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Result
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7. Complete the following table of specialized cells. (10 points)
Cells |
Locations |
Functions |
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secretes HCl
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Chief |
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between seminferous tubules |
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secrete androgens in males
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trophoblast
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thecal
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inside follicle
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8. Rewrite the following events of the female reproductive cycle in the proper sequence, starting
at the beginning of the ovarian follicular phase. (10 points)
corpus luteum forms
corpus albicans forms
a few follicles start to grow
ovulation
menstrual phase
endometrium cell proliferate
progesterone increases rapidly
estrogen feedback becomes positive
FSH increases and stimulates follicles
LH levels spike
10. Explain the endocrinological mechanisms for why females stop cycling while pregnant. (5 points)
11. Discribe the events that occur in the moments just before and just after proteins on the sperm and egg membranes bind together (5 points)
12. Diagram the regulation of the milk synthesis/production. (5 points).