Lab 2--exercise 3&4

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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


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