Cardiovascular system
explain what a heart block is
What is the function of the Middle ear?
Hearing and Equilibrium
Rods are Photo receptors allow us to see?
gray tones in dim light and provide peripheral vision.
what is rhinitis?
inflammation of nasal mucous membrane.
Are all diseases contagious?
what side is bigger left or right side of the heart
left side
What is the function of the external ear?
Equilibrium.
Cones are photo receptors that allow us to see:
Details of our world in color under bright light.
What happens in Alveoli
exchange of oxygen and carbon dioxide
what causes anemia?
Low iron, or low hemoglobin in blood.
Why do the Atria have thin walls and Ventricles have thick walls.
The Atria only pumps to the ventricles but the Ventricles have to pump blood to the whole body.
describe the structure of the human ear
The outer ear consists of the Pinna, the ear canal and the outer layer of the eardrum, also called the Tympanic membrane.
How does lens change shape to focus a distant source on the retina:
It bulges
lungs become inflamed and swollen
Whats the most common form of color blindness?
Lack of red or green vision.
what channel prevents back flow from left ventricle into left atria
bicuspid or mitral valve
what is a humans hearing range
20- 20,000 hz
How does lens change shape to focus a close source on the retina:
It doesn't change shape
What is Acute Respiratory Infection
Influenza-like illness, also known as flu-like syndrome or flu-like symptoms, is a medical diagnosis of possible influenza or other illness causing a set of common symptoms
If someone has these symptoms: Fatigue, frequent infections, unexplained weight loss, swollen lymph nodes, easy bruising or bleeding, pale skin, night sweats, bone/joint pain, and shortness of breath, what do they have?
Leukemia
point to and name 6 different part of the heart. (image is in separate tab)
.
how many bones are in the ear
3
Which cone type responds more to a range including both red and green light?
Red Cones
how long can the average human hold their breath under water.
1-2 minutes
If someone has these symptoms: Fatigue, pale skin, cold feet and hands, heart palpitations, head aches, brittle nails, restlessness, what condition do they have?
Anemia