LE 1 Histol Lab

• TRUE OR FALSE. Figure A can be found in trachea

  FALSE

  
• Identify Figure B


  NERVE

  
• TRUE OR FALSE. Yellow arrow in Figure B is pointed at a chondrocyte.

  FALSE

  
• Identify the secretion produced by the encircled structure.

  SEBUM

  
• TRUE or FALSE. The structure at the tip of the arrow assists in the release of secretion (A).

  TRUE

  
• Give the type of sweat glands found deep in the dermis of axillae, anus and areolae of the breasts

  APOCRINE GLAND

  
• TRUE or FALSE. The hair matrix consists of mitotically active cells.

  TRUE

  
• Identify the type of epithelium shown.

  PSEUDOSTRATIFIED COLUMNAR

  
• TRUE or FALSE. The apical surface modifications seen here are motile.

  TRUE

  
• Identify the cell at the tip of the arrow.

  GOBLET CELL

  
• Identify the specific tissue in Figure A

  ELASTIC CARTILAGE
• Provide an organ where this type of tissue is found.

  INTESTINE

  
• Identify the site/location from which the figures presented can be found. Write numbers only, if there is none in the given figure write NONE.

  
  

  Epiphyseal plates

  1

  
• Identify the site/location from which the figures presented can be found. Write numbers only, if there is none in the given figure write NONE.

  
  

  Intervertebral discs

  2

  
• Identify the site/location from which the figures presented can be found. Write numbers only, if there is none in the given figure write NONE.

  External ear

  NONE

  
• Name the cells found in Figures (1) and (2) as pointed by the red arrow?

  CHONDROCYTES

  
• Identify the structure pointed by the yellow arrow in Figure A.

  PACINIAN CORPUSCLE

  
• Identify the function of the structure pointed by the yellow arrow

  ACTS AS RECEPTOR TO VIBRATION AND PRESSURE

  
• Identify the layer occupied by the green bracket in Figure B.

  STRATUM CORNEUM

  
• TRUE OR FALSE. Merkel’s receptors are mainly involved in temperature sensation.

  FALSE

  
• Identify the specific tissue in focus.

  SKELETAL MUSCLE

  
• Identify the whole structure being occupied by the bracket

  FASCICLE

  
• Describe one identifying feature of the specimen.

  PERIPHERALLY-LOCATED NUCLEI

  
• What is the connective tissue sheath that is around the structure in “B”?

  PERIMYSIUM

  
• Identify the main defining similarity among these photos.

  ALL ARE SIMPLE EPITHELIA

  
• TRUE OR FALSE: Figure (A) allows for the passive transport of gasses or fluids.

  FALSE

  
• Identify the specialized epithelial structures pointed by the yellow arrow in (B)?

  MICROVILLI

  
• TRUE OR FALSE. Figure (C) can be found lining the blood vessels or external surfaces of the lungs.

  TRUE

  
• Identify the specific region encompassed by the bracket. cell body

  SOMA

  
• Name the darkly-staining materials found in the region specified in (A).

  NISSL BODIES

  
• Identify structures pointed by the green arrows.

  NEUROGLIAL CELLS

  
• What is the structure in this cell where stimuli are summated, and electrical impulse is generated?

  AXON

  
• Identify the structure pointed by the blue arrow in Figure A.

  NODES OF RANVIER

  
• The term that forms the connective tissue surrounding individual nerve fibers within nerves.

  ENDONEURIUM

  
• Identify the structure pointed by the green arrow in Figure B.

  INTERCALATED DISCS

  
• Identify pointed by the occupied by the red bracket in Figure A.

  PERINEURIUM

  
• Identify the source of the Figure B.

  SPONGY BONE

  
• Identify the cells found in the area surrounded by the blue bracket in Figure B.

  OSTEOCYTE

  
• Identify the structure labeled “E” in Figure B.

  BONE MARROW

  
• Name the outermost layer of the structure pointed by the red arrow.

  CUTICLE