Human Anatomy and Physiology
II, Final Exam,
Version 11 - May 12, 2003, Dr. Chabot
Multiple
Choice (@3 points): Circle the letter of the one best answer. Cross out
three that you do not want graded.
GOOD LUCK AND HAVE A GREAT SUMMER!
1. Select
the correct statement about lymph transport:
A. under
normal conditions, lymph vessels are very high-pressure conduits
B. lymph
transport is faster than that occurring in veins
C. lymph
transport is only necessary when illness causes tissue swelling
D. lymph
transport generally depends on the movement of adjacent tissues, such as
skeletal muscles
2.
Which
of the following is characteristic of antibodies?
A. carbohydrate
structure
B. composed
of heavy and light polypeptide chains
C. composed
of fats
D. help
to label the MHC
3.
The
system that recognizes foreign molecules and acts to immobilize, neutralize, or
destroy them is the:
A. integumentary
system
B. renal
system
C. immune
system
D. lymphatic
system
4.
Suppressor
T cells:
A. release
cytokines that increase the activity of cytotoxic T cells and activated B cells
B. decrease
their activity as antigenic stimulus decreases
C. may
function in preventing autoimmune reactions
D. are
the most thoroughly understood T cells
5. Which
of the following is produced by epithelial membranes as a first line of defense
protection:
A. sebum
B. haptens
C. antibodies
D. complement
6. According to a recent study which of the following
helps to boost the immune system?
A. tea
B. coffee
C. Pepsi cola
D. none of the above
7. According to another recent study
A. all newly emerging disease first originate in
animals and then jump to humans.
B. one out of four newly emerging disease first
originate in animals and then jump to humans.
C. three out of four newly emerging disease first
originate in animals and then jump to humans.
D. no newly emerging disease first originate in
animals and then jump to humans.
8. Which of the following seems to be effective in
improving health in mice?
A. being fed every other day
B. being put on a restricted food diet (40% of normal
food intake)
C. A an B
D. none of the above
9. According to Dr. David Baltimore:
A. SARS is being underreported in the US
B. the probability of catching SARS is similar to that
of driving to a Chinese restaurant
C. SARS is more deadly than influenza (the flu)
D. the level of concern is higher in the US than it is
in China
10. The fact that male toll booth workers in Italy
were found to be infertile is probably due to:
A. the area where they live
B. the high fat diet they consume
C. the high rate of smoking among this group
D. higher than normal exposure to vehicle exhaust
11. Which of the following results were found in this
infertile group mentioned in question 10?
A. they had lower testosterone levels
B. they had lower FSH levels
C. they had lower sperm counts
D. all of the above
12. The
hormone that induces milk production in female breasts are:
A. FSH
B.
prolactin
C. LH
D.
oxytocin
13.
Recent results have indicated that ulcers seem to be caused by:
A.
pyloric bacteria
B. stress
C. excess
stomach acid
D.
heartburn
14. The sympto-thermal method of birth control accurately predicts:
A. menstruation
B. gonadotropin release
C. ovulation
D. hCG release
15. When
we ingest large molecules such as lipids, carbohydrates, and proteins, they
must undergo catabolic reactions whereby enzymes split these molecules. This series of reactions is called:
A. absorption
B. secretion
C. chemical
digestion
D. mechanical
digestion
16. The
mechanism that produces ejaculation of semen after sexual excitement stimuli
have occurred is
A.
skeletal muscles within the penis contract
B.
parasympathetic impulses cause arteries leading to the penis to
constrict
C.
parasympathetic impulses cause veins to constrict, decreasing blood flow
away from the penis
D.
sympathetic impulses cause smooth muscles in the reproductive tract to
rhythmically contract
17.
Which
of the following is not true of saliva:
A. cleanses
the mouth
B. contains
enzymes that begin the breakdown of proteins
C. moistens
food and aids in compacting of the bolus
D. dissolves
food chemicals so they can be tasted
18.
In
addition to storage and mechanical breakdown of food, the stomach:
A. initiates
protein digestion and denatures proteins
B. is
the first site where significant absorption takes place
C. is
the only place where fats are completely digested
D. is
the first site where chemical digestion of starch takes place
19.
Chyme
is created in the:
A. mouth
B. stomach
C. esophagus
D. small
intestine
20. Pepsinogen,
a digestive enzyme, is secreted by the:
A. chief
cells of the stomach
B. parietal
cells of the duodenum
C. appendix
D. goblet
cells of the small intestine
21. Which
of the following enzymes will help to digest a meal high in complex
carbohydrates?
A. gastrin
B. amylase
C. pepsin
D. trypsin
22. Which
of the following apply to the small intestine?
A. carbohydrates
and proteins but not fats are digested
B. most
of the water absorption from the digestive tract occurs here
C. foods
are acted on for the first time in this organ by protein-splitting enzymes
D. it
has epiploic appendages attached
23. The
major function of the large intestine is to:
A. secrete
digestive enzymes
B. remove
waste materials
C. regulate
the release of bile
D. reabsorb
most of the water that enters it
24.
A fluid secreted into the small intestine during digestion that contains
cholesterol and emulsification agents is:
A. bile
B. pancreatic
juice
C. intestinal
juice
D. gastric
juice
25. The
ingestion of a meal high in fat content would cause which of the following to
occur:
A. severe
indigestion would occur, caused by the lack of sufficient digestive enzymes
B. this
type of food would cause secretion of trypsin to cease, causing digestive upset
C. bile
would be released from the gallbladder to emulsify the fat in the duodenum
D. the acid secretions from the stomach would be sufficient to digest this food
26. Fertilization normally
occurs in the
A. peritoneal cavity
B. Fallopian tube
C. uterus
D. vagina
27. The most commonly used
oral contraceptives contain
A. synthetic estrogen and progesterone
B. synthetic androgen
C. gonadotropins
D. FSH and LH
28. About the time of
ovulation, the anterior pituitary gland releases a relatively large quantity of
A. estrogen
B. progesterone
C. LH
D. androgen
29. Male reproductive
functions are controlled mainly by hormones from the hypothalamus, and
A. posterior pituitary and adrenal glands
B. anterior pituitary and adrenal glands
C. posterior pituitary gland and testes
D. anterior pituitary gland and testes
30. The female structure that
corresponds to (is homologous to) the male penis is the
A. vagina
B. clitoris
C. vestibule
D. labia minora
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Essay/Short
Answer (@ 10 pts). Answer only
2 of the following 3. The
first 2 answered will be graded.
PLEASE
USE THE BACK SIDE OF THIS PAPER.
1) Briefly describe what your
body does in reaction to decreasing levels of water in your blood.
2) List and briefly describe
three different ways that allergies are commonly treated
3) Draw
and label that path a piece of food will take from ingestion to defecation. Describe
the functions of at least four of the structures.