Multi-Deck Flashcards
for retakes on Saturday 11/23 includes: Basic Tissue Cells Test Blood Flow Quiz TMJx2 Arterial Supply Arteries and Veins Arteries Quiz
the pulmonary artery pumps blood directly to the ______
lungs
the common carotid artery splits into its two main branches directly below the
larynx
on the right side, the common carotid artery and the _____ come off the brachiocephalic artery
right subclavian
the ______ artery supplies blood to the skin and muscles of facial expression
facial
lingual artery has three branches, the dorsal lingual artery, the deep lingual artery, and the _____ artery
sublingual
the maxillary artery branches off of the external carotid artery and enters the _____ fossa behind and below the eye
pterygopalatine
the anterior retromandibular vein joins with the facial vein to form the _____ vein
common facial vein
a hematoma occurs more often in the_____ area
pterygoid plexus of veins
mandibular teeth
inferior alveolar artery
maxillary molars
posterior superior alveolar artery
tongue
lingual artery
maxillary sinus
posterior superior alveolar a.
soft palate
lesser palatine a.
floor of mouth
lingual a.
maxillary anterior teeth
anterior superior alveolar a.
mandibular bone
inferior alveolar a.
drains facial and lingual veins
internal jugular v.
common site for a hematoma
pterygoid plexus of veins
posterior to maxillary tuberosity
pterygoid plexus of veins
posterior retromandibular and auricular veins form this vein
external jugular v.
passes out of the skull through jugular foramen
internal jugular v.
maxillary vein is formed by this group of veins
pterygoid plexus of veins
if anterior retromandibular vein is missing, this vein will be larger
external jugular v.
drains most of head and neck area
internal jugular v.
stratified squamous
epithelium
afferent fibers
nerves
cartilage
connective
smooth tissue
muscle
axon
nerve
salivary gland
epithelium
haversian system
bone
cardiac tissue
muscle
myelin sheath
nerve
mucous membrane
epithelium
sarcomere
muscle
dendrites
nerve
hydroxyapatitie
connective
lining tissue
epithelium
skeletal tissue
muscle
myofiber
muscle
ligament
connective
ground substance
connective
paragraph on back of basic tissue quiz
- cell membrane
- cytoplasm
- nucleus
- DNA
- RNA
- mitochondria
- endoplasmic reticulum
- golgi apparatus
smallest living units of structure and function in body
cells
Organization of many similar cells that are specialized to perform certain function is called
tissue
Organ is one organizational step lower than
system
Main cell structures include all of following except
blood plasma
Not a function of plasma membrane
energy/power source
Structure in white blood cells associated with enzymatic breakdown of foreign material
lysosome
Major function of ribosomes is to synthesize
proteins
Organelles that can digest and destroy microbes that invade the cell are
lysosomes
Organelle processes and packages material to be secreted
golgi apparatus
Granules or threads within nucleus are
microfilaments
Major energy production site of cell is the
mitochondrion
DNA is a major constituent of which cell organelle
nucleus
Area of cytoplasm that coordinates building and breaking of microtubules is called
centrosome
Structure that separates contents of cell from surrounding tissue is
plasma membrane
Cell’s digestive system is
lysosomes
Structures in cell that function in mainlining cell shape are
centrosomes
Functional characteristic of ribosomes
protien synthesis
ATP production occurs in which organelle
mitochondrion
Preparation of protein molecules for cellular exportation is function of
golgi apparatus
In non-dividing cells, DNA appears as threads that are referred to as
chromatin
Nucleolus is composed of
RNA
Messenger RNA (mRNA) will influence the function of
ribosomes
Arrangement of phases of mitosis is
prophase
metaphase
anaphase
telophase
When chromosomes align themselves across the equator of spindle fibers, it is a characteristic of which phase of mitosis
metaphase
During which stage of mitosis do the centrioles move to opposite poles of cell
anaphase
DNA molecule characterized by all except
ribose sugar
What is not true of RNA
it contains thymine
Transcription can be best described as
synthesis of mRNA from DNA
What statement is true
B&D
amino acid chains are formed by tRNA
site of transcription is within nucleus, while site of translation of proteins in cytoplasm
DNA molecules characterized by all except
single stranded shape
The phase of cell cycle’s interphase where a cell may reach a restriction point or threshold of growth is
G2
Phase of cell cycle’s interphase in which cell’s centrioles grow to maturity and extend into mitosis is
G2
Phase in which chromosomes are duplicated is
S phase
“Resting” period in which cells are non-dividing is
G0 phase
Cell remains longest in the
S phase
Protein production occurs in all of following phases except
M phase
Stage that completes cell cycle
M phase
Division of cell’s nucleus is called
karyokinesis
Chromosomes condense and become rod-like in the
prophase
Reappearance of the nucleoli and nuclear envelope occurs in the
telophase
Chromatids separate and daughter chromosomes move to opposite poles of cell along with cleavage furrow and beings to form in
metaphase
Phase that ends cell cycle
telophase
Cells that fail to reach restriction point
become resting cells and the G0 state
Which are continually being renewed except
kidney cells
What is blood flow through the heart?
Superior & inferior vena cava right atrium tricuspid valve right ventricle pulmonary valve pulmonary arteries lungs pulmonary vein left atrium bicuspid valve aortic valve aorta
arteries that branch directly from the arch of aorta
brachiocephalic a.
left subclavian a.
left common carotid a.
artery used in wrist for taking pulse rate
radial a.
artery used for feeling pulse in neck
carotid a.
artery in arm used for measuring BP
brachial a.
artery serves brain tissue
internal carotid a.
vein that drains the brain
internal jugular v.
patient has blood clot in first vessel branching from aortic arch. what part of body would be affected?
RT. side of h&n and RT. arm
arteries that comprise circle of willis
basilar a.
vertebral a.
internal carotid a.
Brachiocephalic artery, __________, right external carotid artery
common carotid a.
External carotid artery, __________, tongue
lingual a.
Pterygoid plexus of veins, ___________, retromandibular vein
maxillary
Thoracic duct, _________, superior vena cava
brachiocephalic v.
Common carotid artery __________, maxillary artery
external carotid a.
vessels that carry deoxygninated blood
pulmonary arteries
T/F: brachial artery in body is bilateral
true
External carotid artery, _____________, infraorbital artery
maxillary a.
Temporal bone and mandible come together to form because joint defined as joint between two or more bones
both correct and related
TMJ innervated by the maxillary division of IV cranial/trigeminal nerve
false
Blood supply to joint is from external carotid artery
true
Depression between condyle and coronoid process of TMJ
mandibular notch
Disc of TMJ fibrous disc located between the temporal bone and coronoid process of mandible. Disc forms to shape
false; true
Extraoral exam of TMJ important to find disc perforation because commonly found
statement correct; reason not
Ligament NOT associated with TMJ
stylohyoid
Ligament associated with TMJ prevent excessive retraction
temporomandibular
Ligament associated with TMJ is landmark for administration of inferior alveolar local anesthesia block
sphenomandibular
Mandible allows for speech and mastication; TMJ allows movement of mandible during speech
true; true
Gliding movement allows lower jaw to move forward and backward
protrusion
Movement of TMJ occurs mainly between disc and condyle of mandible and lower synovial cavity
rotation
Opening jaws during speech and mastication involve elevation and retraction of mandible
false
When jaws close this involves depression and protrusion of mandible
false
Rest position of TMJ not associated with teeth biting together
statement and reason correct; not related
Dental profession plays role recognizing treatment and maintenance of TMD
true
Any unnormal observations need to be recorded
true
Examining joint sounds heard because of disc derangement
true
Joint sounds are an indicator of TMD
false
Term used for dislocation of TMJ
subluxation
During mastication, the ____ (when teeth crunch the food) involves a movement from a laterally deviated position back to the midline. If the food is on the right, the mandible will be deviated to the ___ by the ____ lateral pterygoid muscle
power stroke
right
left
What ligament is a landmark for the administration of inferior alveolar local anesthetic block
sphenomandibular ligament
Lateral pterygoid muscle is which type of muscle?
voluntary, striated
What are the 5 branches of the maxillary artery that supply oxygenated blood to TMJ?
masseteric a. anterior tympanic a. ascending pharyngeal a. superficial temporal a. middle meningeal a.
What is between the condyle head and the coronoid process
mandibular notch; sigmoid notch; coronoid notch
What ligament is vestige of the embryonic lower jaw, meckel’s cartilage?
sphenomandibular ligament
A fibrous _____ completely encloses the TMJ
joint capsule
What cartilage is a precursor to the TMJ
meckel’s cartilage
The lateral pterygoid muscle is involved in the movement of the TMJ. What type of articulation exists in this joint
synovial
What lubricates the joints
synovial fluid
What ligament is a landmark for the administration of inferior alveolar local anesthetic block
sphenomandibular ligament
Which nerves innervates the lateral pterygoid muscle
V cranial nerve
What two groups of muscles help to open the oral cavity
anterior suprahyoids
inferior head of lateral pterygoid
What are the 3 branches of the trigeminal nerve V3 that innervates the TMJ
auriculotemporal
deep temporal
masseteric
The lateral pterygoid muscles are part of which muscles
muscles of mastication
T/F: it is possible for neck spasms to lead to TMJ pain
true
T/F: gliding and rotational are types of movements of the TMJ
true
Three ligaments associated with the TMJ
temporomandibular ligament
stylomandibular ligament
sphenomandibular ligament
What separates upper and lower synovial cavities
joint disc
Fossa located anterior and medial to external auditory meatus
articular fossa
Origin of lateral pterygoid
greater wing of sphenoid bone
Insertion of lateral pterygoid
condyle process of mandible
T/F: fibrous disc of joint or meniscus of joint is located between temporal bone and coronoid process of mandible on each side
false
Type of motion/movement of jaws involves both elevation and retraction of mandible
closing
Ligament prevents excessive retraction or moving backward of mandible
temporomandibular ligament
The cranial nerve that innervates lateral pterygoid exits through what foramen in skull
foramen ovale
external carotid artery branches
anterior branch
medial branch
posterior branch
terminal branch
branches of anterior
superior thyroid a.
lingual a.
facial a.
branches of medial branch
ascending pharyngeal a.
branches of posterior branch
posterior auricular a.
occipital a.
largest branch of external carotid a.
maxillary
branches of terminal branch
superficial temporal a.
maxillary a.
external carotid splits into terminal branch within______gland
parotid salivary gland
mandibular anterior teeth
apical foramen
inferior alveolar a.
submandibluar foramen
mylohyoid a.
manibular foramen
mental a.
mental foramen
middle meningeal a.
foramen spinosum
artery closely related to XII CN hypoglossal
occipital a.
posterior auricular a.
the maxillary artery is a branch of the _______ artery. which is a branch of the ______ artery
external
common carotid
Pterygoid plexus is a _____ of veins that drain the _____ and nasopalatine areas. It lies in the ______ fossa right next to the _____ artery that supplies the same area
network
maxilla
infratemporal fossa
maxillary
______ Branch supplies maxilla and mandibular gingiva of posterior teeth
buccal
Ophthalmic artery is a branch of the ______ carotid artery
internal
_____ helps stabilize the TMJ, but not part of the TMJ
sphenomandibular
The ____ division of the trigeminal nerve innervates the TMJ
maxillary
The main arteries of the neck supply it and the head are the ______ arteries
carotid
The main veins that drain the neck and the head are the _____ veins
jugular
The facial artery and vein run over the border of the _____ to supply the face
mandible
Artery NOT a branch of the external carotid
vertebral
Tooth # 20
IA artery
tooth # 8
ASA artery
tooth #4
MSA artery
tooth #2
PSA artery
tooth #30
IA artery
largest of the jugular veins is the
internal jugular v.
