In which of the following areas does protein breakdown begin in the human body?
a) mouth
b) stomach
c) small intestine
d) large intestine correct answers a) mouth
Which of the following cell types is responsible for the production of soluble antibodies?
a) cytotoxic T cells
b) macropage c...
In which of the following areas does protein breakdown begin in the
human body?
a)
mouth
b)
stomach
c) small
intestine
d) large intestine correct answers a)
mouth
Which of the following cell types is responsible for the production of soluble
antibodies?
a) cytotoxic T
cells
b) macropage
cell
c) helper t
cells
d) B cells correct answers d) B
cells
Which of the following organ systems is responsible for transporting
nutrients,
and other wastes,
substances through out the human
body?
a)
respiratory
b)
immune
c)
nervous
d) circulatory correct answers d)
circulatory
Which of the following is characteristic of the human
organism?
a) autotrophic with a genome stored in
DNA
b) heterotrophic with a genome stored
in
c) DNA
autotrophic with a genome stored in
RNA
d) heterotrophic with a genome stored in RNA correct answers b)
heterotrophic
genome storedwith
in a
DNA
Which of the following is the function of the lymph nodes in
mammals?
a) pump oxygen into tissues
spaces
b) store extra glucose for
emergencies
c) synthesize hemoglobin for
erthrocytes
d) filter debris from intracellular spaces correct answers d) filter debris from
space
intracellular
s
The bands in the muscle sarcomere are formed by actin and which of
the following
other
proteins?
a)
myosin
b)
c)
dynein
keratin
d) myofibril correct answers a)
myosin
,Which of the following structures within a human cell is responsible for
recyclingno
material thelonger functional or needed within
the cell?
a)
ribosome
b)
lysosome
c)
mitochondrion
d) nucleolus correct answers b)
lysosome
Which of the following is the correct structure and function of the cell
membrane?
a) a double glycoprotein structure with embedded lipid bodies provides
shape and
rigidity to the
cytoplasm
b) A double layer of phosphate proteins with lipid channels allows
molecules
from to pass
the inside to the outside of
cells
c) nonpolar phosphate heads and polar lips tails form a bilayer to control the
transport of
protein
s
d) a phospholipid bilayer with embedded proteins regulates molecules
enteringcytoplasm
leaving and correct answers d) a phospholipid bilayer with
embedded proteins
regulates molecules entering and leaving
cytoplasm
Which of the following chemical compounds prevents the lungs from
collapsing?
a)
mucus
b)
surfactant
c)
enzymes
d) buffers correct answers b)
surfactant
Which of the following structures diverts food into the esophagus and
prevents the
entering it from
lungs?
a)
uvula
b) soft
palate
c)
tonsils
d) epiglottis correct answers d)
epiglottis
Which of the following terms related to the respiratory system refers to the
voice box for
sound
production?
a)
pharynx
b)
trachea
c)
d) uvula correct answers c)
larynx
larynx
Unlike skeletal muscle, cardiac muscle is highly resistant to lactate-
mediatedcardiac
because fatigue
muscle
a) uses aerobic respiration in mitochondria for
energy
b) operates with electrical energy supplied by the sinoatrial
(SA)
c) node metabolizes glucose using the fermentation
primarily
pathway
d) does not need oxygen for the production of energy correct answers a)
uses aerobic
respiration in mitochondria for
energy
, Which of the following arteries directly supplies oxygenated blood to the
reproductive
system
?
a) common carotid
artery
b) gonadal
artery
c) femoral
artery
D) subclavian artery correct answers b) gonadal
artery
Which of the following options represents the chromosomal composition
of a normal
zygote
?
a)
23
b)
46
c)
69
d) 92 correct answers b)
46
Which of the following cell types provides a waterproofing function for the
outer layers of
skin
?
a)
melanocytes
b)
keratinocytes
c) merkel
cells
d) langerhans cells correct answers b)
keratinocytes
Which of the following produces progesterone to prepare the uterus for
pregnancy?
a)
endometrium
b)
cervix
c) corpus
luteum
d) Fallopian tubes correct answers c) corpus
luteum
Subcutaneous fat can be found in which of the following layers of the skin in
the human
body
?
a)
b)
epidermis
dermis
c)
hypedermis
d) dermal papillae correct answers c)
hypodermis
Which of the following glands primarily supplies hair shafts and
skin with oily
secretionS
a)
?
eccrine
b)
apocrine
c)
sebaceous
d) ceruminous correct answers c)
sebaceous
Which of the following glands is the primary producer of
insulin?
a)
thyroid
b)
adrenal
c)
pituitary
d) pancreas correct answers d)
pancreas
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