Ear
What is the name of the outer part of the ear that collects sound waves?
Pinna or Auricle
What is the colored part of the eye called?
Iris
What is the liquid portion in the blood called?
Plasma
What are the four chambers of the heart?
Right Atria, Left Atria, Right Ventricle, Left Ventricle
What is the muscle responsible for inspiration in the lungs?
Diaphragm
What is the name of the structure that separates the middle ear from the outer ear?
Tympanic Membrane (eardrum)
What is the clear, dome-shaped part of the eye that covers the iris and pupil?
Cornea
What is another name for white blood cells?
Leukocytes
What is the difference between systole and diastole?
Systole is the phase where the heart contracts while diastole is when the heart relaxes.
What is the name of the air sacs in the lungs where gas exchange occurs?
Alveoli
What is the function of the Eustachian Tube?
The Eustachian tube equalizes pressure between the middle ear and outside environment.
Explain the causes of Myopia.
Caused when the eye is too long relative to the focusing power of the lens and cornea, or by an overly curved cornea. The light focuses in front of the retina, making distant objects appear blurry and close objects are clear.
Where does hematopoiesis occur?
Bone marrow
What is the difference between arteries and veins?
Arteries carry oxygenated blood away from the heart while veins Cary deoxygenated blood towards the heart.
What is the name of the tube that carries air from the nose or mouth to the lungs?
Trachea
What is the function of the round window in the cochlea?
The round window allows the displacement of fluid in the cochlea, enabling sound wave transmission.
What are the 3 layers of the eye?
Sclera, choroid, retina
Which blood type is considered the "universal donor" when it comes to blood transfusions?
Type O
Which heart valves contract simultaneously?
What is the name of the two tubes that take air from the trachea to the lungs?
Bronchi
Describe the function of the ossicles (malleus, incus, and stapes) in the middle ear and how they assist in sound transmission.
They amplify sound vibrations from the eardrum to the inner ear.
Why is the optic nerve a blind spot?
Nerve fibers exit the retina and there are no photoreceptors.
Describe what happens in haemolysis?
The breakdown or destruction of red blood cells?
What does EKG stand for and what does it measure?
Electrocardiogram; detect and record electrical signals from the heart as it beats
What part of the respiratory system is responsible for warming and moistening the air we breathe?
Nasal passages