Study sets, textbooks, questions
Upgrade to remove ads
Human Anatomy [UNIT 3] - Final Exam
Terms in this set (33)
What are the layers of the skin?
epidermis, dermis, hypodermis
What substance is produced on the surface of the epidermis?
What is the function of keratin?
It makes a strong, flexible cover that creates a barrier
What two glands are found in the dermal layer?
sweat and sebaceous
What is the function of the sebaceous gland?
It secretes oil to keep the dermis moist, flexible, and waterproof
What is the function of lymph vessels?
They defend against foreign materials and help repair damaged tissue
What is the function of blood vessels?
They bring nutrients to the integument
What is the function of nerve endings in the skin?
They contribute to the senses in the skin
What muscle in the dermis makes our hair stand on end?
What six chemical/physical barriers in our skin protect us from bacteria and viruses?
keratin, sweat, lysozyme, mucous, cilia, melanin
What is the function of lysozymes found in sweat?
They break down the cell walls of most bacteria
What is the function of mucous in your skin?
It catches foreign materials
What is the function of cilia on your skin (nose, throat, etc)?
They move foreign materials out of body
What is the function of melanin in the skin?
It pools around the nucleus and DNA to absorb UV radiation
What are the three main functions of the skin?
barrier, temperature regulator, sensory organ
What are the different ways temperature is regulated by the skin?
arrector pili contracting, sweat evaporating, blood vessels contracting and dilating, fat cells insulating in hypodermis
What are the three types of sensory receptors in the skin?
touch and pressure, cold and hot, pain
What did Pasteur discover when studying yeast?
Microscopic organisms can contaminate other organisms
What did Lister prove about pathogens?
Pathogens are the cause of infection and cleaning with specific chemicals can lessen infection
What is the purpose of Koch's method?
It identifies the disease causing pathogen
What are the four ways pathogens can be transmitted?
physical contact, air, other organisms, sexual contact
What is the function of a phagocyte?
They identify and engulf pathogens
Where are antigens located?
On the surface of pathogens
What is the function of an antibody?
They attach themselves to specific antigens to eliminate the pathogen
Where are antibodies formed?
In white blood cells called B and T cells
How do bodies fight pathogens when sick?
Increased production of lymphocytes
Who is credited with creating the vaccine?
What is the function of a vaccine?
They introduce disabled pathogens to your body making your body produce the antibodies for that pathogen
What causes an allergy?
Immune system overreacts to a non-harmful antigen
What is anaphylactic shock?
It is when an immune system reacts to an antigen causing difficult breathing and drop in blood pressure
What is a non-harmful antigen called?
What is an autoimmune disease?
It causes your immune cells to attack your own cells
What skin cancer is the most dangerous?
Sets with similar terms
A&P Quiz 1
Health Chapter 14 Review
Integumentary System Quiz
5.1 HBS Lab Quiz
Other sets by this creator
Human Anatomy [Unit 7] - Final Exam
Human Anatomy [Unit 6] - Final Exam
Human Anatomy [Unit 5] - Final Exam
Government CIS - (Sem. 2)