Skin
The main organ in the integumentary system
The skin
What happens to old hair cells as new cells grow in
They get pushed upwards and create dead ends
Is the nail itself dead or alive
Dead!
Where is your heart located
CENTER of your chest, off to the left side slightly
how do we separate different parts of blood
with a centrifuge
What is the cause of hives
A response to an ALLERGEN (allergies)
What part of the hair can we see
The hair shaft
Where are nails
At the end of fingers and toes
What is Atherosclerosis
a clogged artery
What prevents blood from flowing backwards
valves (flaps of tissue)
How do we take care of our skin (3 answers)
Eating a balanced diet
Washing our skin
Wear sunscreen, hats, and sunglasses
How do you remove lice (at least 3 reasons)
Lice shampoo, lotion and medication, remove all lice, wash all clothing, towels, bedding in hot water!
What covers and protects new nail cells
the cuticle
How can you keep a healthy circulatory system
Exercise, healthy diet, and good lifestyle choices!
How does the blood remove waste
it takes carbon dioxide from the body cells to the lungs to be exhaled
Explain the 'degrees' (how severe) a burn can become. Must include treatments for each degree
1st Degree- only epidermis burnt, redness and swelling, cool down and apply burn cream
2nd Degree- dermis burnt, redness, swelling, and blisters, cool down and apply burn cream
3rd Degree- All three skin layers burnt, blackened skin, sometimes a skin graft is necessary
Name the three parts of hair
Shaft, Follicle, and Arrector Pili
Name three parts of your nails
Nail body, nail root, cuticle
What are the symptoms of Atherosclerosis
chest pain, pain in legs, shortness of breath, feeling exhausted
What are the two main blood vessels and what do they do
Aorta that bring blood away from the heart and the Vena Cava that brings blood to the heart from the body
Four things that the DERMIS is made up of
Sweat glands, nerve endings, hair follicles, muscle fibers that are connected to hair follicles
Why does our hair stick up when we have 'goosebumps'
It signifies that your body feels too cold or is fighting off an illness, your hair is trying to warm up your body!!
How long do fingernails grow a week
1 millimeter a week
What are the 4 chambers of the heart and what do they do
both the left and right side have two chambers for a total of 4, top is called the atrium, where the blood enters the heart, the bottom is called the ventricle where the blood leaves the heart
What are the parts of the blood and their functions
Plasma- a mix of water and other nutrients - allows blood to flow
red blood cells - transports oxygen
white blood cells - part of your immune system - destroys invaders
platelets- prevent blood loss by clotting over a cut