Dr. Kim has prepared several reviews that you may find useful:
Review and Lookalikes for Epithelium, Connective Tissue, Nerve, and Muscle
Review and Lookalikes for Skin and Mammary Gland
Comprehensive Cells and Tissues "Mini-review"
Practice Questions for Sequence Final Exam
Click here to view image.
1. The nuclei indicated by the arrows in Panel A and labeled "N" in the electron micrograph in Panel B (which is a high magnification view of the boxed area in panel A) belong to:
- non-myelinating Schwann cells
- myelinating Schwann cells
- smooth muscle cells
- fibroblasts of perineurium
- dorsal root (sensory) ganglion neurons
- autonomic ganglion neurons
ANSWER
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2. The type of epithelium indicated by the arrow lines:
- skin
- mucosa of the esophagus
- respiratory tract
- urinary tract
- mesentery
ANSWER
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3. The cell indicated by the arrow is a/an:
- dorsal root ganglion neuron
- autonomic ganglion neuron
- satellite cell
- Schwann cell
- macrophage
- plasma cell
- intrafusal muscle fiber (cell)
ANSWER
4. Actin filaments are NOT associated with:
- microvilli
- hemidesmosomes
- zonula adherens
- Z-lines in skeletal muscle
- dense bodies in smooth muscle
- intercalated disks in cardiac muscle
ANSWER
Click here to see the image 5. In this tissue section stained with iron hematoxylin and eosin, the the two primary protein components of the structure indicated by the arrow are:
- type III collagen and proteoglycans
- type I collagen and proteoglycans
- type IV collagen and laminin
- elastin and fibrillin
- actin and myosin
ANSWER
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6. The predominant tissue in this tissue section is:
- cardiac muscle
- skeletal muscle
- smooth muscle
- dense irregular connective tissue
- dense regular connective tissue
- myelinated nerve
- non-myelinated nerve
ANSWER
click here for the image 7. The tissue indicated is:
- simple cuboidal epithelium
- dense regular connective tissue
- cardiac muscle
- smooth muscle
- myelinated nerve
ANSWER
click here for the low mag image
click here for the high mag image 8. The neurons in the ganglia shown:
- receive sensory input from muscle spindles
- modulate the contraction of smooth muscle
- innervate skeletal muscle
- are bipolar
- are pseudounipolar
ANSWER
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9
. Which of the lines in the electron micrograph indicates a single sarcomere?
- A
- B
- C
- D
- E
ANSWER
click here for the image 10. The structure enclosed by the brackets indicated by the arrow is a:
- Microtubule
- Microvillus
- Collagen fibril
- Collagen fiber
- Nerve fiber
- Nerve fascicle
- Myofiber (muscle fiber)
- Myofibril
ANSWER
11. Which of the following statements regarding cilia is TRUE?
- They contain a core of keratin intermediate filaments.
- They are anchored to the cell by a terminal web of intermediate and actin filaments.
- In tissues such as respiratory epithelium, they are immotile (they do not move on their own).
- They function primarily to facilitate absorption.
- They are generally considered to be localized on the apical surface of epithelial cells.
ANSWER
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12. The tissue indicated in this slide is:
- dense irregulare connective tissue
- dense regular connective tissue
- skeletal muscle
- smooth muscle
- myelinated nerve
- non-myelinated nerve
ANSWER
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13. What type of cell junction plays an important role in the FUNCTION of the connective tissue layer indicated by the arrows?
- gap junction
- desmosome
- hemidesmosome
- zonlula adherens
- tight junction
ANSWER
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14. Identify the tissue.
- skeletal muscle
- cardiac muscle
- smooth muscle
- dense irregular connective tissue
- dense regular connective tissue
- myelinated nerve
- non-myelinated nerve
ANSWER
click here for cross section image
click here for the longitudinal section image
15. The cell shown in the electron micrograph:
- is a stretch receptor.
- is innervated by alpha motor neurons.
- has almost no regenerative capacity.
- is metabolically inactive.
- contracts slowly and involuntarily.
ANSWER
click here for the low mag image
click here for the high mag image 16. The structure indicated is a/an:
- eccrine sweat gland
- apocrine sweat gland
- active mammary gland lobule
- inactive mammary gland lobule
- parasympathetic (autonomic) ganglion
ANSWER
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17. Identify the cell indicated by the pointer.
- Schwann cell
- satellite cell
- dorsal root ganglion (sensory) neuron
- autonomic ganglion neuron
- motor neuron
- macrophage
- muscle spindle cell
ANSWER
Click here to view image 18. The tissue shown can be most readily found in the lining of:
- sweat gland ducts
- the intestine
- the respiratory tract
- skin
- lactiferous ducts
ANSWER
click here for the low mag image
click here for the high mag image 19. Which of the following regarding the cell indicated is NOT true?
- It synthesizes pigment that protects against damage by UV radiation.
- It divides to give rise to keratinocytes.
- It transfers melanosomes to keratinocytes in a cytocrine manner.
- It is typically found in the stratum basale of the epidermis.
- It is present in both thick and thin skin.
ANSWER
Click here to view image 20. The type of intercellular junction as viewed by routine transmission electron microscopy in panel A and in a freeze-fracture preparation in panel B:
- extends as a zone around the apical perimeter of adjacent cells.
- posseses dense plaques that are anchored to intermediate filaments.
- permits the passage of ions from one cell to another.
- requires calcium to bind adjacent cells.
- mediates adhesion of cells to an underlying basal lamina.
ANSWER
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21. One of the major functions of the cells indicated is:
- collagen production.
- triglyceride (fat) storage.
- antibody production.
- release of histamine during allergic reactions.
- phagocytosis of cell debris and/or foreign material.
- relaying sensory input into the central nervous system.
- sending motor output to smooth muscle cells.
ANSWER
Click here to view image
22. The tissue shown is:
- stratified squamous keratinized epithelium
- stratified squamous non-keratinized epithelium
- dense regular connective tissue
- dense irregular connective tissue
- peripheral nerve
- smooth muscle
ANSWER
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