Lab 2--exercise 3&4
What is a function of the highlighted structures?
allows action potentials to quickly travel from one cell to another
identify the highlighted muscle
buccinator
Acting bilaterally, the splenius capitis __________.
extends the head
Muscles visible at the body surface often called
externus.
Identify the highlighted structure.
lamellae
Identify the highlighted structures.
nuclei
Muscles with fibers that run at an angle to the long axis of the body are called
oblique
Identify the muscle indicated by the arrow.
orbicularis oculi
The "kissing muscle" that purses the lips is the
orbicularis oris
identify the highlighted muscle
orbicularis oris
Match the label to the appropriate cellular component. (3)
platelet
Match the label to the appropriate cellular component. (1)
red blood cell
Each of the following terms is a descriptive term for a muscle's action except -pronator. -adductor. -levator. -sartorius. -extensor.
sartorius.
Voluntary movements are carried out by the contraction of
skeletal muscle
Drag the labels to the appropriate location in the figure. (1)
skeletal muscle tissue
The muscle tissue that shows no striations is ________ muscle.
smooth
Which type of muscle tissue is found inside hollow organs, such as the stomach, intestines and blood vessels?
smooth
which muscle is hihglighted?
termporalis
Match the label to the appropriate cellular component. (2)
white blood cell
The muscle that raises the corners of the mouth as when smiling is the ________ muscle.
zygomaticus major
What type of epithelial tissue is shown in the image?
Stratified squamous epithelium
Identify the highlighted cell type.
adipocyte
Identify the highlighted structure.
cardiac muscle cell
In assessing a stroke patient, you ask her to stick out (protract) her tongue. You note that it deviates to one side. You suspect that damage to the neural control of the ________ muscle has occurred.
genioglossus
Muscles with fibers that run parallel to the long axis of the body are called
rectus
The two major types of cell layering in epithelia are
simple and stratified.
Identify the epithelium indicated by the arrows.
simple columnar epithelium
Drag the labels to the appropriate location in the figure. (9)
smooth muscle cell
Identify the highlighted epithelial cell types.
squamous
The ________ allows you to look up.
superior rectus
Which of the following muscles is involved in producing horizontal wrinkles in the forehead?
the frontal belly of the occipitofrontalis
All of the following are true of neurons except that -they receive information from other neurons through their dendrites. -they cannot divide. -they are a very specialized form of connective tissue. -they conduct a nervous impulse. -they are composed of a cell body and axon.
they are a very specialized form of connective tissue.
Which statement best describes connective tissue?
usually contains a large amount of matrix
Match the label to the appropriate structure.
elastic fibers
_______________ tenses cheeks.
Buccinator
______________________________ protracts scalp.
Frontal belly of occipitofrontalis
The name of the space indicated by the arrow is the __________________ and the cell type that would be found there in living bone is a(n) __________
Lacunae; osteocyte
________________ elevates jaw.
Masseter
__________ closes eye.
Orbicularis oculi
__________ is a thin muscle on sides of neck, depresses jaw.
Platysma
What type of epithelial tissue is shown in the image?
Pseudostratified columnar epithelium
Which of the following statements is true? -Striated muscle cells are long and cylindrical with many nuclei. -Smooth muscle cells have many nuclei. -Cardiac muscle is found in the heart and large blood vessels. -Cardiac muscle cells have many nuclei.
Striated muscle cells are long and cylindrical with many nuclei.
which muscle is highlighted
anterior scalene
The muscle that compresses the cheeks when you are eating or sucking on a straw is the __________.
buccinator
Drag the labels to the appropriate location in the figure. (2)
cardiac muscle tissue
Neural tissue
carries information from one part of the body to another.
Identify the highlighted structure.
central canal
Match the label to the appropriate structure. (1)
chondrocytes within lacunae
The three basic types of protein fibers found in connective tissue are_________
collagen, reticular, and elastic
In "simple columnar epithelium," which word describes cell shape and which word describes the number of cell layers? (Figure 4-6)
columnar; simple
What basic tissue type is responsible for structural support of other tissues and also stores energy?
connective
Muscle tissue, one of the four basic tissue groups, consists chiefly of cells that are highly specialized for
contraction
Match the label to the appropriate structure. (2)
elastic fibers
The action of the masseter muscle is to ________ the mandible.
elevate
The tissue that always has an apical and a basal surface is ________ tissue.
epithelial
Match the label to the appropriate structure.
fibrocyte
Connective tissue matrix is composed of __________
ground substance and protein fibers
Compared to skeletal muscle, cardiac muscle _________.
has intercalated discs
Muscles including the term capitis would be found within or attached to the
head
The ________ muscle allows you to look down.
inferior rectus
Adjacent cells in this tissue are joined by specialized cell junctions called ________
intercalated discs
Epithelial tissue _____________
is avascular
Ryan hears a loud noise and quickly turns his eyes sideways in the direction of the sound. To accomplish this action he must use his ________ muscles.
lateral and medial rectus
The ________ muscle is the strongest jaw muscle.
masseter
Which of these muscles is the prime mover of mastication?
masseter
identify the highlighted muscle
masseter
Match the label to the appropriate structure. (3)
matrix
Match the label to the appropriate structure.
matrix with collagen
Pam's daughter is born cross-eyed. As she grows, the problem does not become any better. Her physician suggests cutting an eye muscle to bring the eyes into a more normal position. Which muscle will he cut?
medial rectus
Muscles located close to the midline of the body may be called
medialis.
identify the highlighted muscle
middle scalene
Identify the highlighted cells.
neuroglia
Identify the highlighted cell.
neuron
The function of ________ is to propagate electrical signals from one place to another.
neurons
Epithelia are classified and identified by ________ and ____________.
number of cell layers; general shape
which muscle is indicated by the arrow?
platysma
The following are all functions of the neuroglia EXCEPT __________. -perform phagocytosis -support and anchor neurons -wrap around neurons -produce electrical signals
produce electrical signals
Identify the highlighted type of epithelial tissue.
pseudostratified ciliated columnar
Which of the following is not an extrinsic eye muscle? -inferior rectus -medial rectus -superior oblique -lateral rectus -rectus abdominis
rectus abdominis
Which epithelial type is highlighted?
simple cuboidal epithelium
What type of muscle cell is highlighted?
smooth muscle
Drag the labels to the appropriate location in the figure. (3)
smooth muscle tissue
Which muscle is indicated by the arrow?
sternocleidomastoid
identify the highlighted muscle
sternocleidomastoid
Muscles visible at the body surface are often called
superficialis.
A muscle whose name ends in the suffix -glossus would be found within or attached to the
tongue
Muscles with fibers that run perpendicular to the long axis of the body are called
transversus
Identify the muscle labeled "1."
trapezius
identify the highlighted muscles
trapezius
identify the highlighted muscle
zygomaticus major
Which muscle is highlighted?
zygomaticus minor
Drag the labels onto the diagram to identify the muscles of facial expression, lateral view. platysma, temporalis, orbicularis oris, orbicularis oculi, masseter, frontal belly of occipitofrontalis, zygomaticus major, buccinator
1. frontal belly of occipitofrontalis 2. orbicularis oculi 3. zygomaticus major 4. orbicularis oris 5. platysma 6. buccinator 7. masseter 8. temporalis
Drag the labels to the appropriate location in the figure. hyloglossus, styloid process, styloglossus, genioglossus, hyoid bone
1. styloid process 2. styloglossus 3. genioglossus 4. hyoglossus 5. hyoid bone
Label the muscles of the head and neck. temporalis, orbicularis oculi, masseter, frontal belly of occipitofrontalis, occipital belly of occipitofrontalis, buccinator, sternocleidomastoid
1. temporalis 2. occipital belly of occipitofrontalis 3. masseter 4. buccinator 5. sternocleidomastoid 6. frontal belly of occipitofrontalis 7. orbicularis oculi
Drag the correct label to the appropriate location to identify the extra-ocular muscles on the lateral surface of the eye. superior rectus, superior oblique, lateral rectus, inferior oblique, inferior rectus
1.superior oblique 2.superior rectus 3.lateral rectus 4.inferior rectus 5.inferior oblique
Label the muscles of the eye. superior oblique, superior rectus, lateral rectus, medial rectus, inferior rectus, inferior oblique
1.superior rectus 2.lateral rectus 3. inferior oblique 4. superior oblique 5. medial rectus 6. inferior rectus
Drag the labels to the appropriate location in the figure. (4,5,6)
4. nuclei 5. muscle fiber 6. striations
Drag the labels to the appropriate location in the figure. (7,8)
6. cardiac muscle cell 7. intercalated discs