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WorksheetsUnit 10 Exam - Dermatology and Immunology
Total questions: 40
Worksheet time: 21mins
The term goose bumps is directly related to the contraction of which structures?
hair follicles
arrector pili
sebaceous glands
lunula
It is the body's __________________ glands that secretes an oily liquid that naturally moisturizes the skin.
sweat gland
eccrine
sebaceous gland
apocrine
The fibrous protein that is responsible for the strength and water resistance of the skin surface is
keratin
elastin
collagen
melanin
Which of these is NOT a function of the skin
produce movement
cover and line body surfaces
act as a physical and microbial barrier
cushion and protect the internal organs
The protein that allows the skin to stretch and recoil is...
keratin
elastin
collagen
melanin
Which layer of skin contains the nerve endings?
epidermis
dermis
subcutaneous layer
exodermis
What layer of the skin is shown in the picture?
epidermis
dermis
subcutaneous layer
melanin
What layer of the skin is found beneath the epidermis?
Sweat glands
Hair follicle
Dermis
Subcutaneous layer
What do sebaceous glands, hair follicles, sweat glands and sensory receptors of the skin have in common?
They all produce new skin cells
They all fall off and are replaced every few weeks
They all allow to detect sensations of touch
They're all found in the dermis
How do first-degree burns differ from second-degree burns?
First-degree burns only affect the epidermis; second-degree burns can extend into the dermis
First degree-burns are painless; second-degree burns hurt a lot
First degree-burns can extend into the dermis; second-degree burns only affect the epidermis
First degree-burns hurt a lot; second-degree burns are painless
Why can you often not feel third-degree burns?
Because they damage the nerve ending in your skin
Because they aren't very damaging
Because they cause scabs to form
Because they only affect the inner part of your skin
What should you tell the 911 operator when he asks, "How bad are the burns?"
The process of removing dead tissue after a burn to help tissue grow and prevent infection is called ____________. This is the 1st step in treatment of all 3rd degree burns.
debridement
antibiotics
ointment
epidermal abrasion
What layers of the integument are burned in a 1st degree burn? (choose all that apply)
epidermis
dermis
hypodermis
What are the three main causes of burns?
First, second, and 3rd degree
Thermal(Heat), chemical, and lightening
Thermal(Heat), chemical, and electrical
Tom's sister burned herself playing with matches, and she has third-degree burns on her arms and legs. He called 911. He put out the fire and her clothes are not burning, but he doesn't know what to do next.
What should he NOT do?
Clean and rinse the wounds with water.
Check to see if she is in shock.
Check to see if she is breathing and if not, to perform mouth-to-mouth resuscitation or CPR.
Elevate the burned parts if on just one part of body.
What is the name of the structure represented by #6?
Sebaceous Gland
Sweat Gland
Collagen Gland
Arrector Pili Muscle
What is the name of the structure represented by #7?
Sebaceous Gland
Sweat Gland
Collagen Gland
Arrector Pili Muscle
The proteins found on the surface of RBCs that allow us to type blood as A, B, O or AB are called
antigens
antibodies
aggluntates
Rh factors
What is produced by your body in response to foreign antigens, such as the wrong type of blood?
agglutinates
clotting factors
phagocytes
antibodies
What is the reaction between antigens and antibodies that allow you to determine blood type?
clotting
agglutination
aggregation
antibody production
Which blood type has Type A antibodies?
Type AB
Type O
Type B
Type B and Type O
Destiny has blood type B, what antigen is present?
None
A
B
A and B
A secondary immune response will be faster when...
The individual has encountered the pathogen already
The individual's macrophages are on high alert
The individual has encountered the pathogen and has memory B cells circulating
Antibodies are produced by T cells
What happens after the second time you are exposed to a pathogen?
The body will not be able to fight off the pathogen quickly, because it knows how to get into the body easier.
The body's immune system will react the same was as it did during the first exposure.
The body can only be exposed to a pathogen a second time if you do not have a vaccine.
The body will know how to fight off the pathogen quickly, because memory cells have been created after the first encounter.
What is the body's first line of defence against infection?
Physical barriers
White blood cells
Blood plasma
Red blood cells
An agent that causes a disease is a...
Pathogen
Coronavirus
Antigen
Leukocyte
What is the name of white blood cells that have molecules on their surface to fit an antigen?
memory cells
lymphocytes
red blood cells
fighter white blood cells
Phagocytes and lymphocytes are both types of
white blood cells
red blood cells
pathogens
lysozymes
A/an ________ is an injection of a weakened form of a pathogen to help the individual gain immunity from a disease.
Virus
Vacuum
Vaccine
Antibiotic
What is the "big cell" that surrounds the pathogen and tells the t-cell what the antigens are?
Macrophage
Lymphocyte
Memory T and B cells
Antibodies
These are important because they remember the pathogen for the future.
Macrophage
Lymphocyte
Memory T and B cells
Antibodies
Someone with type A blood donates whole blood to someone with type B blood. What occurs?
The transfusion goes well, no negative effects.
Agglutination occurs in the person with type B blood. The donor cells are affected.
Agglutination occurs in the person with type B blood. Their own blood cells are affected.
The person with type B blood will die.
