Unit 2.3.2 Tissue Identification and Skin Layers Quiz

Keratinocytes are cells that produce keratin in your skin. Your hair and nails are

made of keratin.

In which of the following layers can keratinocytes be found?

• hypodermis

• dermis

• subcutaneous

• epidermis

Which of the following determines the color of skin?

• People have a wide range of skin colors.

• keratin

• melanin

• inflammation

Tags

NGSS.HS-LS3-2

When you are sick with a cold or the flu, you may have a stuffy or runny nose,

sneeze frequently, or have a headache. The culprit for many of these symptoms

is histamine.

Which of the following is an effect caused by histamine being released from cells in your body?

• necrosis

• apoptosis

• vasodilation

• clotting

You may bump into objects as you move around during the day, especially if

you play sports. Impacts on your body are buffered by a padded layer of cells

that also act as an energy supply when needed.

Which of the following correctly identifies these support cells?

• nerve

• adipose

• muscle

• liver

Thick lines called intercalated discs are located in only one type of tissue.

Which of the following tissue types contains intercalated discs?

• squamous epithelium

• cardiac muscle

• blood

• bone

Henry showed his mother the bite mark that he just received from a large bug

in his backyard as he was playing. His mother noticed the reddened zone on the

skin with a distinct circular shape of black, dying tissue. His arm was swelling up

and painful to the touch.

Which of the following best describes the results of the bite described above?
Select all answers that apply.

• atrophy

• inflammation

• apoptosis

• necrosis

During very early human development, humans typically have skin or webbing

between the fingers until they are around six weeks old. However, as growth

and development occur, the webbing is broken down and dissolved away, leaving the spacing between each finger on its hand.

Which of the following best describes this process of controlled cell in the webbing of the fingers that occurs during human development?

• There is normally little to no webbing between your fingers.

• necrosis

• atrophy

• apoptosis

Reorder the would healing process

• Blood Clotting

• Rapid Cell Division

• Remodeling

• Inflammation

Tags

NGSS.HS-LS1-4