Anatomy - Final (Nightingale College)
When many similar cells specialize to perform a certain function, it is referred to as a(n):
tissue
Mitochondria, Golgi apparatus, and endoplasmic reticulum are examples of:
organelles.
The structure that is called the "powerhouse" of the cell is the:
m...
Anatomy - Final (Nightingale College)
When many similar cells specialize to perform a certain function, it is referred to
as a(n):
tissue
Mitochondria, Golgi apparatus, and endoplasmic reticulum are examples of:
organelles.
The structure that is called the "powerhouse" of the cell is the:
mitochondria
Molecules are:
atoms combined to form larger chemical aggregates.
If your reference point is "farthest from the trunk of the body" versus "nearest to
the trunk of the body," where does the knee lie in relation to the ankle?
proximal
An x-ray technician has been asked to make x-ray films of the liver. Which of the
abdominopelvic regions must be included?
Right hypochondriac, epigastric, left hypochondriac
The abdominopelvic cavity contains all of the following except the:
-stomach
-pancreas
-heart
-reproductive organs
heart
The mediastinum contains all of the following except the:
-trachea
-venae cavae
-right lung
-esophagus
right lung
A surgeon removing a gallbladder should know to find it in the _____ region.
right hypochondriac
The number of abdominal regions is:
nine
A magnesium atom has an atomic number of 12, an atomic mass of 25, and a +2
charge. This atom would contain _____ protons, _____ neutrons, and _____
electrons.
12; 13; 10
protons: atomic #
neutrons: mass-#
electrons:#-charge
Carbon has an atomic number of 6. The number of electrons found in the first
shell is:
two
AB + CD → AD + CB is an example of a(n) _____ reaction.
exchange
,An example of a catabolic process is:
hydrolysis
The type of reaction in which substances are combined to form more complex
substances is called a(n) _____ reaction.
synthesis
The kind of element is determined by the number of:
protons
An ionic bond is formed by:
a positive and a negative ion attracting each other.
A solution that contains a greater concentration of hydroxide ions (OH-) than
hydrogen ions (H+) is a(n) _____ solution.
alkaline (basic)
Atomic mass is determined by the number of:
protons and neutrons
Acids:
-are proton donors
-taste sour
-release hydrogen ions in an aqueous solution
-all the above
All the above
(are proton donors,taste sour, release hydrogen ions in an aqueous solution)
The barrier function of the plasma membrane is accomplished by the:
phospholipid bilayer
Skin cells (epithelial) are held tightly together by:
desmosomes
Which cell fiber serves as part of our "cellular muscles?"
microfilament
The inner membrane of what double-membrane structure is contorted into folds
called cristae?
mitochondria
Projections from the cell that move materials and mucus are called:
cilia
The membranous structure containing substances that protect the cell from harm
are:
lysosomes and peroxisomes
Granules or threads within the nucleus are called:
chromatin
The cell extension that contains microfilaments is called:
microvilli
ATP production occurs within which organelle?
mitochondrion
In the cell membrane, the hydrophilic part of the phospholipid molecule:
Group of answer choices
faces the exterior and interior of the cell.
The skin glands include three kinds of microscopic glands. They are the
__________ glands.
,sweat, sebaceous, and ceruminous
The most abundant and widespread tissue in the body is
connective
The tip of the nose and the external ear are composed of
elastic cartilage
The mixed secretions of sebaceous and ceruminous glands form a brown waxy
substance called the
cerumen
The two main layers that compose the skin are the dermis and
epidermis
Each hair follicle has a small bundle of involuntary muscles attached to it called
the
arrector pili muscle.
Which of the following is the most superficial layer of the epidermis?
stratum corneum
Which of the following tissues lacks a direct blood supply and consequently
heals very slowly?
cartilage
Besides water, extracellular matrix contains
proteins and proteoglycans.
The dermis is composed of two layers, a thin papillary layer and a thick _____
layer.
reticular
Which of the following is a facial bone?
zygomatic bone
Compact bone contains many cylinder-shaped structural units called
osteons
Why are the last two pairs of false ribs designated as floating ribs?
Floating ribs do not attach even indirectly to the sternum.
Cartilage is classified as _____ tissue.
connective
The largest sesamoid bone in the body is the
patella
Which structures are unique to the fetal skull and provide additional space for
molding the head shape as the baby passes through the birth canal?
fontanels
The most common type of cartilage is
hyaline cartilage
Which of the following bones form the framework of the hand?
metacarpals
Which bone is the longest and heaviest bone in the body?
femur
Which of these pelvic bones is the most anteriorly placed?
pubis
Which letter indicates the collagen fibers of the periosteum known as the
perforating, or Sharpey's, fibers?
, c
Which of the following statements is incorrect?
-The origin of the muscle is attached to the bone that does not move.
-The insertion of the muscle is attached to the bone that moves.
-When the muscle contracts, the insertion moves toward the origin.
-The origin of the muscle is attached to the bone that does not move.
-The insertion of the muscle is attached to the bone that moves.
-When the muscle contracts, the insertion moves toward the origin.
In pushing (pressing) a weight from shoulder height to above the head, which of
the following muscles is least utilized?
Biceps brachii
Muscles may be named according to:
-function
-direction of fibers
-points of attachment
-function
-direction of fibers
-points of attachment
Another name for a sphincter muscle is a _____ muscle.
circular
The muscle(s) assisting in rotating the arm outward is (are) the:
teres minor
The origin of a muscle is on the femur, and the insertion is on the tibia. When it
contracts, it bends the knee. Its fibers run parallel to the body. Which of the
following terms might be part of its name?
flexor
The muscle that allows the thumb to be drawn across the palm to touch the tip of
any finger is the:
opponens pollicis.
Muscles that move the upper arm originate on the:
clavicle and scapula.
The muscle that raises or lowers the shoulders or shrugs them is the:
trapezius.
Which of the following is not a muscle that moves the thigh?
Sacrospinalis
The part of the nervous system that transmits impulses from the CNS to the
skeletal muscle is the:
somatic nervous system
A neuron that transmits a nerve impulse toward the central nervous system is
called a(n):
sensory neuron
Neurons in the CNS have less chance of regenerating for all of the following
reasons except:
microglia lay down scar tissue.
A neuron that has only one axon but several dendrites is classified as a _____
neuron.
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