05/06/2016 Name: Michael Figueroa
The Human Body
TEST-2 Choose the best option
(2 Points Each) = 40 Points
1. Traits that involve more than one set of alleles are called
a. Condominant c. Heterozygous b. Incomplete d. Polygenic 2. Which association is incorrect?
a. Mouth-starch digestion c. Small intestine- Starch, Lipid, Protein
digestion
d. Stomach- Food storage b. Esophagus-Protein digestion
3. To lower blood acidity,
a. Hydrogen ions are excreted, and
bicarbonate ions are reabsorbed c. Hydrogen ions and bicarbonate ions are
reabsorbed b. Hydrogen ions are reabsorbed, and
bicarbonate ions are excreted d. Hydrogen ions and bicarbonate ions are
excreted. 4. A karyotype is prepared
a. for an unborn child through
amniocentesis chorionic villi sampling c. as a means of diagnosing an abnormal
chromosome disorder b. by arranging chromosomes into pairs by
size, shape, and banding patterns d. all of the above are correct. 5. Spongy bone
a. Contains osteons c. Lends no strength to bones b. Contains red bone marrow, where blood
cells are formed. d. All of these are correct. 6. Muscles are covered by fibrous connective tissue called the
a. Fascicle c. Fascia 1 05/06/2016 b. Tendon d. Retinaculum 7. A reflex arc
a. Always involves the spinal cord c. Usually involves only one sensory and
one motor neuron
d. Allows a quicker response than voluntary
movement. b. Occurs only in the arms and legs
8. A sensory receptor
a. Is the first portion of a reflex arc c. Can be integral or external b. Initiates nerve impulses d. All of these are correct. 9. The hypothalamus does not:
a. Control skeletal muscles c. Control the pituitary gland b. Regular thirst d. Regulate body temperature 10. Retinal is
a. A derivative of vitamin A c. A part of rhodopsin b. Sensitive t light energy d. All of these are correct. 11. Growth hormone is produced by the
a. Posterior adrenal gland c. Kidneys b. Posterior pituitary d. Anterior pituitary . 12. By what process are most molecules secreted from the blood into the tubule?
a. Osmosis c. Active transport b. Diffusion d. Facilitated diffusion 13. A bone is considered
a. A tissue c. A system b. An organ d. A part of the integumentary system. 14. In metaphase I of meiosis I, the chromosomes
a. Separate from their homologue c. Appear random and singly 2 05/06/2016 b. Line up singly at the equator. d. Line up with their homologue at the
equator other living things 15. The thin, darkly pigmented layer that underlies most of the sclera is
a. the conjunctiva c. the retina b. the cornea d. the choroid 16. A spinal nerve takes nerve impulses
a. To the CNS c. Both to and away from the CNS b. Away from the CNS
d. From the CNS to the spinal cord.
17. Which of the following muscles would have motor units with the lowest
innervation ratio?
a. Leg muscle
c. Muscles that move the fingers
b. Arm muscles d. Muscles of the trunk 18. The bump seen on the outside of the ankle is part of the
a. femur
c. fibula
b. tibia d. tarsal bones 19. The amino acids that must be consumed in the diet are called essential.
Nonessential amino acids
a. Can be produced by the body
c. Are stored in the body until needed
b. Are only needed occasionally d. Can be taken in by supplements 20. Cells that are examined in karyotyping of a fetus usually come from-----------a. Chorionic Villi
c. Amniotic Fluid
b. Skin Cells d. Chorionic villi and Amniotic Fluid 3 05/06/2016 Fill in the Blanks
(2 Points Each) = 12 Points
1. ---------------glands are ductless.
2. An alternative form of a gene is called-----------.
3. The three types of joints are------------.
4. Glucagon causes--------------------.
5. A male with two ore more X chromosomes along with a single Y chromosome
has------------------------------syndrome.
6. During------- mitotic phase during which daughter chromosomes move toward the
poles of the spindle. True (T) or False (F)
(2 Points Each) =10 Points
1.
2.
3.
4.
5. The pectoral girdle is specialized for flexibility of movement
The term phalanges refer to the bones in both the fingers and the toes.
Bones synthesize vitamin D for the body.
Bones store minerals and fat.
Most bones develop through endochondral ossification. Match the Pair
(2 Points Each)= Total 30
4 05/06/2016 1
2 Klinefelter syndrome
Poly-X female A
B 3 Down syndrome C 4 Turner syndrome D 5 Jacobs syndrome E 6
7
8 Centriole
Trapezius
Chromosome F
G
H 9
10
11
12
13
14
15 Centromere
Interleukins
Hamstring group
Rectus Abdominis
Triceps Brachii
Gluteus medius
Flexes leg and foot I
J
K
L
M
N
O Point of attachment for sister chromatids
Female with undeveloped ovaries and
uterus, unable to undergo puberty, normal
intelligence, lives normally with hormone
replacement..
XXY male, can inherit more than two X
chromosomes
Coiled and condensed chromatin
Male or female, mentally retarded, short
stature, flat face, stubby fingers, large
tongue, simian palm crease
Can have two chromatids
XXX or XXXX female
Caused by nondisjunction during
spermatogenesis
Head and Neck
Found at a pole in the center of an aster
Trunk
Arm
Thigh
Gastrocnemius
Abductus thigh 1
2
3
4
5
6
7
8
9
10
11 5 05/06/2016 12
13
14
15 Answer The Following
(1 Points Each, first 4 questions) =4
1. A man with a widow’s peak has a mother with a straight hairline. Widow’s
peak (W) is dominant over straight hairline (w). What is the genotype of the
man? 2. Both a man and woman are heterozygous for freckles. Freckles (F) are
dominant over no freckles (f). What is the chance that their child will have
freckles? Explain. 3. Both you and your sister or brother have attached earlobes, yet your parents
have unattached earlobes. Unattached earlobes (E) are dominant over
attached earlobes (e). What are the genotype of your parents? 4. A father has dimples, the mother does not have dimples, and all five of their
children have dimples. Dimples (D) are dominant over no dimples (d). Give
the probable genotypes of all persons concerned. 6 05/06/2016 Label the Diagram
4 Points Arrows Clockwise
A
B
C
D
E 7

 

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