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Anatomy Spring Exam
For the spring exam
177
Anatomy
12th Grade
05/24/2011

Additional Anatomy Flashcards

 


 

Cards

Term
The walls of the alveoli are composed largely of
Definition
simple squamous epithelium
Term
The portion of the eye that prevents light from scattering in the eyeball is the
Definition
choroid
Term
The substance which provides the eyeball with the most the material to maintain its shape is the
Definition
vitreous humor
Term
Which of the following is not a refracting part of the eye
Definition
iris
Term
The "white of the eye"
Definition
sclera
Term
Which of the following correctly lists the order of the parts through which light passes as it enters the eye
Definition
cornea, aqueous humor, lens, witreous humor
Term
Cataracts result from changes in the
Definition
lens
Term
Which of the following is NOT true of color blindness
Definition
it occurs most often in women
Term
Which of the following is not true about lysozyme
Definition
it stimulates the rods and cones
Term
The bacterial infection known as "pinkeye" is caused by irritation of the
Definition
sclera
Term
The reflexive movement of the eyes medially when viewing close objects is called
Definition
convergence
Term
An inflammation of the conjunctiva involves the
Definition
delicate membrane lining the eyelids and covering the front of the eyeball
Term
The sets of color receptors within the retina are snsitive to wavelengths of visible light that are
Definition
blue,green,and red
Term
The oily secretions that libricate the eye are produced by the
Definition
meibomian glands
Term
The portion of the eye that regulates the amount of light entering the eye, similar to the diaphragm of a camera, is the
Definition
iris
Term
Meibomian glands are modified
Definition
sebaceous glands
Term
The greatest visual acuity is found at the
Definition
fovea centralis
Term
Accommodation is
Definition
adjustment of the thickness of the lens to make close vision possible
Term
Tears are produced by the lacrimal glands located
Definition
above the lateral canthus of each eye
Term
The "blind spot" is located at the
Definition
optic disk
Term
The superior portion of the pharynx is called the
Definition
nasopharynx
Term
Which of the following is NOT true of the lungs
Definition
both lungs have two lobes
Term
The condition that leads to the deaths of many full-term newborn infants and is still incompletely understood is
Definition
SIDS
Term
The conducting passageways of the respirtatory system include all of the following EXCEPT
Definition
alveoli
Term
The auditory tubes, which drain the middle ear, open into the
Definition
nasopharyna
Term
Air moving into and out of the lungs is
Definition
pulmondary ventilation
Term
The respirtatory conducting passageways do all of the following EXCEPT
Definition
exchange gases
Term
The blueish cast that results from inadequate exygenation of the tissues is called
Definition
cyanosis
Term
Gas exchange occurs by
Definition
simple diffusion
Term
Cessation of breathing is called
Definition
apnea
Term
Cillia of the trachea propel contaminated mucus
Definition
toward the throat to be swallowed or spat out
Term
Which of the following are the most damaging and disabling respiratory diseases at the present:
Definition
tuberculosis and pneumonia
Term
Which of the following is NOT a feature of COPD
Definition
most patients have a genetic prediposition of COPD
Term
Which of the following are NOT part of the respiratory zone structures
Definition
primary bronchi
Term
The nasal cavity is separated from the oral cavity by
Definition
both the hard and soft palate
Term
The molecule that lowers surface tension in the alveoli, preventing lung collapse, is called
Definition
surfactant
Term
Which of the following is NOT a function of the sinuses
Definition
they are olfactory receptors for smell
Term
The adenoids are also called the
Definition
pharyngeal tonsils
Term
The lipid molecule that coats the alveolar surfaces is called
Definition
surfactant
Term
Internal respiration is
Definition
gas exhcnage between the blood and tissue cells
Term
Which of the following bones does not contain paranasal sinuses
Definition
mandible
Term
Which of the following is NOT true of lung cancer
Definition
it is more prevalent in males than females
Term
Which of the following is NOT true of cystic fibrosis
Definition
it is rarely fatal
Term
One of the most important stimuli leading to increased rate and depth of breathing is
Definition
increased carbone dioxide in the blood
Term
Which of the following does not apply to the right primary bronchus
Definition
it is shorter than the left bronchus
Term
Most carbon dioxide is transported in the plasma as
Definition
bicarbonate ion
Term
Which of the following cannot be said of expiration
Definition
intrapulmonary volume increases when lungs recoil
Term
Which of the following is NOT true of inspiration
Definition
relaxation of the external intercostals helps increase the size of the thoracic cavity
Term
Which of the following is NOT one of the major processes controlled by hormones
Definition
body coordination
Term
Hormone concetrations are usually regulated by
Definition
negative feadback mechanisms
Term
Whhich of the following is NOT typical of changes that follow hormone binding
Definition
cellular mutations occur
Term
Being libid soluble steriods can do all the following except
Definition
catalyze cyclic AMP
Term
The type of endocrine stimulus that involves changing blood levels of certain ions and nutrients is called
Definition
humoral stimulus
Term
The pituitary is located
Definition
in the turk's saddle of the sphenoid bone
Term
Tropic hormones
Definition
stimulate other endocrine glands
Term
The hormone that triggers ovulation of an egg from the female ovary is
Definition
progesterone
Term
An enlargement of the thyroid is called
Definition
goiter
Term
Which of the following is NOT a function of oxytocin
Definition
postpartum bleeding control
Term
Another name for antidiuretic hormone is
Definition
vasopressin
Term
Which of the following hormones exerts its effect primarily on the reproductive organs
Definition
follicle-stimulating hormone
Term
The thyroid gland is located
Definition
below the Adam's Apple
Term
The element necessary for thyroid function is
Definition
iodine
Term
The antagonist to calcitonin is
Definition
parathormone
Term
Which of the following is NOT produced by the adrenal cortex
Definition
epinephrine
Term
Aldosterone is a
Definition
mineralocorticoid
Term
When blood levels of aldosterone rise, the kidney tubules
Definition
reabsorb sodium
Term
The enyzyme that is produced by the kidneys when blood pressure drops and that causes the release of aldosterone is
Definition
renin
Term
Which of the following is NOT an action of catecholamines
Definition
decreased blood pressure
Term
Insulin has a
Definition
hypoglycemic effect
Term
Insulin causes
Definition
a decrease in the concentration of blood glucose
Term
Which of the following is NOT a sign of diabetes mellitus
Definition
moon face
Term
The hormone that appears to help regulate our sleep cycles is
Definition
melatonin
Term
The hormone responsible for T cell maturation is
Definition
thymosin
Term
Estrogens do all the following except
Definition
stimulate growth of facial hair
Term
Which of the following is NOT true of androgens
Definition
they stimulate the corpus luteum
Term
The corpus luteum produces
Definition
progesteron
Term
The cells in the testes that produce testosterone are called
Definition
gonadotropic cells
Term
The secondary sex characteristics brought about by testosterone do NOT include
Definition
development of breasts
Term
This type of stem cell that produces all the formed elements except lymphocytes are
Definition
myeloid stem cells
Term
A substance that the body reocgnizes as foreign
Definition
antigen
Term
The universal recipient has blood type
Definition
AB
Term
The type of leukocytes that became macrophages are
Definition
monocytes
Term
Type O blood indicates all of the following except
Definition
presence of type O antigens
Term
A clot that breaks away from a vessel wall and floats freely in the bloodstream is called an
Definition
embolus
Term
The ion essential for clotting is
Definition
calcium
Term
The type of leukocytes that would increase rapidly during allergies and infections of parasitic worms are
Definition
eosinophils
Term
Which of the following does NOT describe erythrocytes
Definition
they are packed with organelles
Term
In ABO blood typing, a person's blood that was type B would
Definition
clump with anti-B serum
Term
Platelets are fragments of
Definition
megakaryocytes
Term
During the vascular spasm phase of hemostasis, which chemical is released to bring about vasoconstriction
Definition
serotonin
Term
Which of the following does NOT describe plasma
Definition
it is the color of red wine
Term
Blood normal clots in
Definition
3 to 6 minutes
Term
As a tissue, blood is
Definition
connective
Term
In adults, blood cell formation occurs in all of the following except the
Definition
shaft of the femur
Term
Thromboplastin and PF3 interact to form
Definition
thrombin
Term
The process whereby the binding of antibodies to antigens causes RBCs to clump is called
Definition
agglutination
Term
There are an average of_______ WBCs per cubis millimeter of blood
Definition
4,000-11,000
Term
Which of the following are granulocytes
Definition
neutrophils, eosinophils, and basophils
Term
Which of the following is NOT true of WBCs
Definition
they initiate the clotting process
Term
Which of the following is not one of the physical characteristics of blood
Definition
sweet tasting
Term
RBCs live an average of
Definition
100-120 days
Term
Transfusion reactions can lead to all of the following except
Definition
hemophilia
Term
Which of the following is the proper sequence of hemostasis
Definition
platelet plug formation, vascular spasm, coagulation
Term
The type of leukocytes that contain large amounts of histamine are
Definition
basophils
Term
The hormone that regulates erythrocyte production is called
Definition
erythropoietin
Term
ABO blood groups are based on the presence of
Definition
A and B antigens
Term
Of the formed elements, which is the most nermous
Definition
erythrocytes
Term
Stoppage of blood flow is called
Definition
hemostasis
Term
The term central nervous system refers to the
Definition
brain and spinal cord
Term
Which is the correct sequence of events that follow a threshold potential
Definition
2. sodium channels open and sodium ions diffuse inward. 1. the membrance becomes depolarized. 4. potassium channels open and potassium ions diffuse outward while sodium is activel6 transported out of the cell. 3. the membrane becomes repolarized. ((2,1,4,3))
Term
IN what way does the interior surface of a cell membrane of a polarized neuron differ from the external environment? The interior is
Definition
negatively charged and contains less sodium
Term
Ciliated CNS neuroglia that play an active role in moving the cerebrospinal fluid are
Definition
ependymal cells
Term
Which of the following is a traumatic brain injury
Definition
cerebral edema
Term
Afferent nerves are also called
Definition
sensory nerves
Term
Which of the following is the correct sequence of nerves that exit the spinal cord, going from superior to inferior
Definition
cervical, thoracic, lumbar, sacral
Term
The subarachnoid space lies directly between the
Definition
arachnoid mater and pia mater
Term
The part of the neuron that normall receives stimuli is called a
Definition
dendrite
Term
Control of temperature, endocrine activity, and thirst are functions associated with the
Definition
hypothalamus
Term
Cell bodies of the sensory neurons of the spinal nerves are located in
Definition
the dorsal root ganglia of the spinal cord
Term
Which of the following is the correct sequence from the outermost to innermost layers of the meninges
Definition
dura mater, arachnoid mater, pia mater
Term
Which of the following are light touch receptors
Definition
Meissner's corpuscles
Term
The three major parts of the brain stem are the
Definition
midbrain, pons, and medulla oblongata
Term
When a nerve fiber if polarized, the concentration of
Definition
sodium ions is higher on the outside of its membrane and potassium is higher on the inside
Term
Lobe than containts the primary motor area
Definition
frontal lobe
Term
Preparing the body for the fight-or-flight response is the role of the
Definition
sympathetic nervous system
Term
Which of these effectors is NOT directly controlled by the autonomic nervous system
Definition
skeletal muscle
Term
An action potential
Definition
is essential for impulse propagation
Term
The blood brain barrier is effective against
Definition
metabolic waste such as urea
Term
The sympathetic and parasympathetic nervous systems are subdivisions of the
Definition
autonomic nervous system
Term
Muscles and glands are
Definition
effectors
Term
The spinal cord has gray matter on the
Definition
inside, white matter on the outside, and a ventral motor root
Term
The central sulcus separates which lobes
Definition
frontal lobe from parietal lobe
Term
Saltatory conduction
Definition
is faster than conduction on an unmyelinated fiber
Term
The vital centers for the control of heart rate, respiration, and blood pressure are located in the
Definition
medulla oblongata
Term
The point at which an impulse from one nerve cell is communicated to another nerve cell is the
Definition
synapse
Term
A myelinated nerve fiber is characterized as being ____, whereas an unmyelinated nerve fiber is characterized as being ____
Definition
white, and composes of white matter of the brain and spinal cord; gray and composes the gray matter of the brain and spinal cord
Term
The groove separating the cerebral hemispheres is the
Definition
longitudinal fissure
Term
Collections of nerve cell bodies outside the central nervous system are called
Definition
ganglia
Term
If the area of the cerebral hemisphere corresponding to Broca's area is damaged, what is the result
Definition
motor control of speech muscles is lost
Term
Which of the following numbers of pairs of spinal nerves is correct
Definition
twevle thoracic
Term
A neuron whose primary function is connecting other neurouns is called an
Definition
association neuron
Term
The substance that is released at axonal endings to propagate a nervous impulse is called
Definition
a neurotransmitter
Term
Impluse conduction is fastest in neurons that are
Definition
myelinated
Term
Myelin is defined as
Definition
a mass of white lipid material that insulates the axon of a neuron
Term
Immediately after an action potential is propagated, which of the following ions diffuses out of the cell
Definition
potassium
Term
Which of the following is the correct sequence in a typical reflex are
Definition
receptor, afferent neuron, integration center, efferent neuron, effector
Term
A shallow groove on the surface of the cortex is called a
Definition
sulcus
Term
Elevated ridges on the surface of the cerebral hemispheres are called
Definition
gyri
Term
The layer of the heart wall that contains cardiac muscle tissue is the
Definition
myocardium
Term
Which of the following areas receives blood direction from the four pulmonary veins
Definition
left atrium
Term
Which of the following blood vessels is not part of the systemic circulation
Definition
pulmonary arteries
Term
The mitral valvye prevents blood from flowing from the
Definition
left ventricle to the left atrium
Term
The tricuspid valve is located between the
Definition
right atrium and right ventricle
Term
The superior vena cava empties
Definition
deoxygenated blood into the right atrium
Term
Which of the following blood vessels carries oxygenated blood
Definition
pulmonary vein
Term
The aoritc semilunar valve is composed of
Definition
three cusps and opens when the left ventricle contracts
Term
The pacemaker of the heart is the
Definition
sinoatrial (SA) node
Term
Which of the following is the correct path for the transmission of an impusle into the intrisic conduction system of the heart
Definition
SA node, AV node, AV bundle, right and left bundle branches, Purkinje fibers
Term
A heart rate that is substantially slower than a normal one is caleld
Definition
bradycardia
Term
Which vessel receives blood during right ventricular systole
Definition
pumonary trunk
Term
The mitral valve is closed
Definition
when the ventricle is contracting
Term
Blood enters which of these vessels during ventricular systole:
Definition
A)Aorta and C) pulmonary trunk ((BOTH A AND C))
Term
When considering the lub-dup heart sounds
Definition
the first sound is longer and louder and is caused by closure of the AV valvues; the second sound is short and sharper and is caused by closure of semilunar valves
Term
The volume of blood pumped out by a ventricle with each beat of the heart is called the
Definition
stroke volume
Term
The path of blood flow in the vascular system is
Definition
arteries, arterioles, capillary beds, venules, veins
Term
An increase in parasympathetic nervous system activity causes
Definition
a decrease in heart rate and cardiac output
Term
Which of the following is NOT part of the inner ear?
Definition
ossicles
Term
The hearing receptors are located within the
Definition
ossicles
Term
The auditory ossicles are located within the
Definition
middle ear
Term
Sound waves entering the external auditory canal hit the eardru, otherwise known as the
Definition
tymanic membrane
Term
The anvil is actually the
Definition
incus
Term
The hearing receptors of the organ of Corti are called
Definition
hair cells
Term
The stapes transmits vibrations to the inner ear through the
Definition
oval window
Term
Receptors stimulated by the movement of fluid or vibration are
Definition
mechanoreceptors
Term
The portion of the bony labyrinth responsible for our sense of statis equilibrium is the
Definition
vestibule
Term
An ear infection that follows a cold has passed from the throat through the auditory tube to the
Definition
middle ear
Term
The fluid found between the osseous and membranous labryinths is the
Definition
perilymph
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