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WorksheetsBasic Medical Science II
Total questions: 92
Worksheet time: 6mins
The only externally visible part of the respiratory system
Eyes
Nose
Pharynx
Larynx
The following laryngeal cartilages is in paired
Epiglottis
thyroid cartilage
cricoid cartilage
arytenoid cartilage
The left lung has three lobes and the right lung has two lobes
True
False
The inner layer that surrounds the lung itself is called the
Parietal Pleura
Visceral Pleura
Pleuracardium
Lobar Bronchi
The trachea splits at the _________ to form the ____________.
Cricoid cartilage, secondary bronchi
Thyroid cartilage, primary bronchi
Carina, primary bronchi
Hilum, secondary bronchi
______________ delivers unoxygenated blood to the lungs
Pulmonary vein
Aorta
Left ventricle
Pulmonary artery
Gas exchange in the lungs occurs in the
Bronchioles
Alveolar sinus
Alveolar sacs
Segmental Bronchi
Everything below is part of the lower respiratory system EXCEPT (select-all-that-apply)
Trachea
Carina
Pharynx
Bronchioles
Nasal cavities
The dome-shaped diaphragm
is where gas exchange happens
allow air passes through the diaphragm on the way to the lungs
attaches to the lungs to help in breathing
is under the lungs and keeps them from falling down to your stomach
The main organs for gas exchange in the respiratory system is
diapragmlungstracheabronchi
lungs
trachea
bronchi
When you breathe, your lungs take in ___ and remove ___.
air/oxygen
waste/air
carbon dioxide/waste
oxygen/carbon dioxide
Name the 2 main parts of the central nervous system
(a)
The function of the bronchi is to
Transport air from nose to lungs
Transport air from trachea to lungs
Transport air from alveoli to blood
Transport air from lungs to alveoli
Name the organ label # 6.
alveoli
bronchi
trachea
lungs
Name the structure labeled 8 .
lungs
trachea
diaphragm
alveoli
C-shaped pieces of cartilage are found within the _____.
bronchioles
larynx
pharynx
trachea
The passageway that is shared by both the digestive and respiratory system is the
larynx
pharynx
trachea
nose
Flap of tissue that covers the opening to the windpipe during swallowing
Pharynx
Epiglottis
bronchioles
Trachea
The part of the Respiratory System plays a major role in speech also known as the voice box.
nose
pharynx
larynx
trachea
The muscle layer of the heart called
Pericardium
Endomysium
Myocardium
Perimysium
The following describes the correct sequence of blood flow through the blood vessels after leaving the heart.
arterioles, capillaries, venules, veins, arteries
capillaries, venules, veins, arteries, arterioles
veins , venules, capillaries, arterioles, arteries
arteries, arterioles, capillaries, venules, veins
Arteries have thicker walls than veins because they
have a much thicker endothelium than veins
have to provide support for the valves in their lumens
carry less blood than veins
carry blood at a higher pressure than veins
This sound is produced during the closure of the semilunar valves.
lubb
dupp
lubb dupp
lubb duppshhh
The normal pacemaker of the heart is the
sinoatrial (SA) node
AV node
bundle of His
ventricles
The following are the blood vessels that have a wall that is 1 cell thick.
Veins
Arteries
Capillaries
Arterioles
Blood enters the heart at the
Right Atrium
Left Atrium
Right Ventricle
Left Ventricle
The name of the part labelled 3.
Right Atrium
Left Atrium
Right Ventricle
Left Ventricle
The function of a valve is
helps blood to clot
keeps blood flowing in all directions
keeps blood flowing in one direction
stops blood from flowing
This part of the heart pumps deoxygenated (oxygen-poor) blood.
Left side
Right side
Top side
Bottom side
The wall that separates the heart into right and left sides.
valves
ventricles
septum
atria
Pulmonary vein
carries oxygenated blood to left atrium
carries deoxygenated blood to left ventricle
carries oxygenated blood to left ventricle
carries deoxygenated blood to left atrium
The main function of the heart is to
exchange gases
circulate blood throughout the body
produce red blood cells
remove waste materials from the body
Heart is about the size and shape of
basketball
baseball
toe
fist
The cells in the blood that help fight germs and illnesses are the
white blood cells
red blood cells
plasma
platelets
The average life span of a red blood cell is
30 days
60 days
120 days
180 days
red blood cells produced in
Bone Marrow
Heart
Lungs
Brain
Part of blood that is responsible for carrying wastes, nutrients, and minerals.
Red Blood Cells
White Blood Cells
Platelets
Plasma
Platelets are also known as
monocytes
thrombocytes
erthryocytes
leukocytes
The three step process that stops blood flowing from a cut is called _________
hemostasis
homeostasis
coagulation
agglutination
Low levels of oxygen in the blood stimulate the kidneys to release the hormone ______
erythropoietin
adrenalin
insulin
epinephrine
Antibodies binding to antigens on RBCs causes a clumping known as __________
agglutination
coagulation
clotting cascade
hemolysis
Cell fragments that form from the rupture of a megakaryocyte are called ______
platelets
erythrocytes
leukocytes
plasma
What blood type can receive blood from both Type B and Type AB donors?
Type AB
Type B
Type A
Type O
The three steps of hemostasis are:
1. vascular spasm
2. ___________
3. coagulation
platelet plug formation
agglutination
dilation
erythropoietin formation
The main purpose of Red Blood Cells is to
carry gases, wastes, and nutrients
attack and destroy pathogenS
digest food
clot the blood
Function of hemoglobin is to
carry iron
carry wastes
produce oxygen
carry oxygen
The largest lymphatic structure is
lymph
tonsils
Spleen
liver
The medical term for watery fluid inside the lympathic vessels is
Plasma
Lymph
Blood
Serum
This part of the lymphatic system filters foreign material from blood and destroys old RBCs.
spleen
thymus
lymph nodes
lymphatic vessels
Lymph moved through lymphatic vessels through
contractions of the small intestine
blood cells carry lymph through the vessels
contractions of the heart
contractions of skeletal muscle around the vessels
Given the following structures:
1. larynx
2. nasal cavity
3. pharynx
4. trachea
Which of the following is the correct order that air would flow during inhalation.
1,2,3,4
2,3,1,4
4,2,3,1
2,1,3,4
Special lymphatic vessels that absorb fats and transport them from the digestive tract to the blood are called ____.
peyer's patch
vili
lacteals
trabeculae
The function of the lymphatic system is
Prevent swelling
Fights against infection
Removes toxins & waste
Drains tissue fluids, waste products & flights against infection
Function of nervous system
(a)
Name the 3 mains part of brain
(a)
The basic unit of structure and function in the nervous system is a nerve cell. Nerve cells are also called-
Osteocytes
Spinal Cords
Dendrites
Neurons
The column of tissue connecting the brain to nerves is...
spinal cord
peripheral nervous system
central nervous system
All of the above
The _____ controls all the other organs, and processes all the information.
Nerves
Brain
Spinal Cord
heart
The cerebrum control
Heartbeat, swallowing, and blinking.
Memory, language, and thoughts.
Standing, running, waving, and speaking
Coughing and sneezing
The gap between two neurons called
Impulse
CNS
Synapse
Inter neuron
The purpose of the myelin sheath on the axon is to
To maintain temperature
To release neurotransmitters
To protect the cell body
To improve conductivity
Sensory neurons carry nerve impulses from the sense organs and internal organs (like your stomach) to the
peripheral nervous system (PNS)
central nervous system (CNS)
muscle
sense organs
What is NOT part of the peripheral nervous system (PNS)?
axons
sensory receptors
spinal cord
motor neurons
Part of a neuron that receives information from other neurons
axon
dendrites
myelin sheath
synapse
The part of the neuron that takes information away from the cell body is called
dendrite
axon
cell body
Schwann cell
These carry signals from tissues and organs to the brain and spinal cord
Sensory Neurons
Motor Neurons
Efferent Neurons
Glial Cells
Which part of the brain controls vital functions such as breathing and heart rate?
Diencephalon
Frontal Lobe
Brain Stem
Cerebellum
Which letter represents the Cervical Region of the spinal cord and vertebral column?
A
B
C
D
The spinal cord is protected by a bony spinal column made up of bones called
White matter
Gray matter
Meninges
Vertebrae
The membranes covering the brain and spinal cord are the
thalamus
meninges
ventricles
choroid plexuses
What letter represents the Frontal Lobe?
A
B
C
D
What letter represents the Temporal Lobe?
A
C
D
F
What letter represents the Parietal Lobe?
A
B
C
F
Which of the following transmits information from the spinal cord to the extremities of the body?
ventral roots
dorsal roots
dorsal root ganglia
Spinal plexus
When you touch the hot handle of a pan, this causes a reflex which happens at the __________ level without having the brain process the impulse first.
Brain Stem
Frontal Lobe
Spinal Cord
Parietal Lobe
Area of gray matter (butterfly) on the back posterior of the spinal cord.
Dorsal Horn
Ventral Horn
Anterior Column
Posterior Column
AFFERENT Neurons that transmit impulses TO the CNS are called
neuroglia
sensory
efferent
association
"Fight of Flight" can be used to describe the actions of which division of the Peripheral Nervous system
Somatic Nervous System
Central Nervous System
Sympathetic Nervous System
Parasympathetic Nervous System
How many pairs of spinal nerves emerge from the spinal cord?
12
18
25
31
Part of the brain that connected to the spinal cord.
cerebellum
cerebrum
neurons
brain stem
Which cranial nerve is responsible for the sense of smell?
Optic nerve
Olfactory nerve
Trigeminal nerve
Facial nerve
The optic nerve (CN II) is mainly responsible for
eye movement
vision
hearing
facial sensation
The trigeminal nerve (CN V) is responsible for
Facial expression
Hearing and balance
Facial sensation and chewing
Swallowing
The vestibulocochlear nerve (CN VIII) is responsible for
taste
hearing and balance
speech
swallowing
Which cranial nerve is involved in taste from the posterior one-third of the tongue?
Facial nerve
Vagus nerve
Glossopharyngeal nerve
Hypoglossal nerve
Which cranial nerve helps in shrugging the shoulders?
Hypoglossal
Accessory
facial
Glossopharyngeal
Skeletal muscle fibers are
Spindle-shaped and uninucleated
Spindle-shaped and uninucleated
Long, cylindrical, multinucleated
Cuboidal and involuntary
The main function of myofibrils is to
The main function of myofibrils is to
Store energy
Produce contraction
Produce contraction
T-tubules are extensions of the
Sarcoplasmic reticulum
Sarcoplasm
Sarcoplasm
Sarcolemma
Myofibrils are composed mainly of:
Myofibrils are composed mainly of:
Myosin and ATP
Actin and myosin
Collagen and elastin
The action of the masseter is for
chewing
swallowing
closing the eye
moving the lips
The function of the erector spinae is to
postural support
movement of the arms
rotating of the lower limbs
stabilization of the pelvic girdle
