What are the two entrances for oxygen to enter the respiratory system? The nose and mouth
Where does the air go to from the nose and mouth? The trachea and the pharnx
In between the pharynx and the trachea what structure does this lesson leave out? The esophagus
Where is the trachea located in reference to the esophagus? Its located on the opposite side of the esophagus
What structures moisten the air in the Respiratory System? The nose and mouth
What is the name for the small air sacs at the end of the bronchioles? Alveoli
Where does gas exchange take place in the lungs? The alveoli and it covered by capillaries
What is the main muscle of respiration? The lungs
What happens when we inhale? Exhale? When we inhale, the diaphram contracts. When we exhale, it relaxes.
Sketch a picture of the respiratory system. Include the following structures: nose, mouth, pharynx, larynx, trachea, bronchus, bronchioles, alveoli and lungs.
Monday, October 22, 2007
Tuesday, October 16, 2007
The Heart Worksheet
All vertebrates have what type of circulatory system? Closed circulatory system
How does the circulatory system maintain homeostasis? through water, electrolyte transport, fluid volume control, adn regulation of pH and of body temperature.
Name 4 functions of the circulatory system. It carries hormones that hepl with body functions, it transport gases, it trasport antibodies and it produces them.
What are blood vessels that carry blood away from the heart called? arteries
What are blood vessels that carry blood to the heart called? Veins
What is the sac that surrounds the heart called? Pericardium
What is the muscular portion of the heart called? myocardium
What is the lining of the myocardium called? endocardium
What is the name of the upper cavities of the heart? The lower cavities? Atrium. Ventricles
What veins carry blood to the left atrium? The right atrium? pulmonary.superior and inferior vena cava
What arteries carry blood away from the left ventricle? The right ventricle?
How does the circulatory system maintain homeostasis? through water, electrolyte transport, fluid volume control, adn regulation of pH and of body temperature.
Name 4 functions of the circulatory system. It carries hormones that hepl with body functions, it transport gases, it trasport antibodies and it produces them.
What are blood vessels that carry blood away from the heart called? arteries
What are blood vessels that carry blood to the heart called? Veins
What is the sac that surrounds the heart called? Pericardium
What is the muscular portion of the heart called? myocardium
What is the lining of the myocardium called? endocardium
What is the name of the upper cavities of the heart? The lower cavities? Atrium. Ventricles
What veins carry blood to the left atrium? The right atrium? pulmonary.superior and inferior vena cava
What arteries carry blood away from the left ventricle? The right ventricle?
Wednesday, October 10, 2007
nervous system article
This article is about a stem cell researcher found a new way to use cells.A stem cell research is research on cells to see what their capable of . He found a way to weapon detection system that will help soldiers and other people in the war. This device could help anyone from a waste accident. This device is very ethical and very useful to soldiers that deal with chemical weapons and such.
I think this device work by the cells having a reaction to the chemical weapons and giving off a strange way to show that it is chemical weapons around. I think the device can be used by soldiers in war and can help them from getting attacked by a chemical weapon that you cannot see. It is very helpful and i think it can save people lives if they use it in war
I think this device work by the cells having a reaction to the chemical weapons and giving off a strange way to show that it is chemical weapons around. I think the device can be used by soldiers in war and can help them from getting attacked by a chemical weapon that you cannot see. It is very helpful and i think it can save people lives if they use it in war
Tuesday, October 2, 2007
Monday, October 1, 2007
basic eye worsheet
The eye is part of which nervous system? The central nervous system.
What types of tissues give the eye protection? The fatty and connective tissue.
What structure in the eye produces tears? Lacrimal glands
What acts as an antibacterial layer in the eye? The conjunctia.
What is the cornea? The anterior portion of the sclera.
What layer of the eye contains the rods and cones? The retina.
What is the function of the rods? The cones? Rods are for daylight vision and cones are for night vision.
What is the colored part of the eye? The iris.
What structure allows light to enter the eye? The pupil.
Sketch picture of eye with following labeled: lacrimal glands, eyelashes, iris, pupil, cornea, lens, eyelid, sclera, choroids, optic nerve, and retina
What types of tissues give the eye protection? The fatty and connective tissue.
What structure in the eye produces tears? Lacrimal glands
What acts as an antibacterial layer in the eye? The conjunctia.
What is the cornea? The anterior portion of the sclera.
What layer of the eye contains the rods and cones? The retina.
What is the function of the rods? The cones? Rods are for daylight vision and cones are for night vision.
What is the colored part of the eye? The iris.
What structure allows light to enter the eye? The pupil.
Sketch picture of eye with following labeled: lacrimal glands, eyelashes, iris, pupil, cornea, lens, eyelid, sclera, choroids, optic nerve, and retina
Basic Ear Anatomy Worksheet
Sketch a picture of an ear and label the following:
Inner ear
middle ear
outer ear
pinna
tympanic membrane
cochlea
stapes
malleus
incus
What is the function of the following:
Pinna –A flap of cartilage, which has the sole purpose of directing sound, waves.
tympanic membrane –The ear drum.
ossicles –attached to the ear drum and has three small bones.
cochlea –Tiny hairs which moves as the fluid in the cochlea moves.
semicircular canals-Deals with balance, the equilibrium of the body.
3. What three bones make up the ossicles? The incus, malleus, and stapes.
What is the function of hairs in the ear? It keeps objects from getting in.
Inner ear
middle ear
outer ear
pinna
tympanic membrane
cochlea
stapes
malleus
incus
What is the function of the following:
Pinna –A flap of cartilage, which has the sole purpose of directing sound, waves.
tympanic membrane –The ear drum.
ossicles –attached to the ear drum and has three small bones.
cochlea –Tiny hairs which moves as the fluid in the cochlea moves.
semicircular canals-Deals with balance, the equilibrium of the body.
3. What three bones make up the ossicles? The incus, malleus, and stapes.
What is the function of hairs in the ear? It keeps objects from getting in.
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