Blog Archive
Thursday, October 25, 2007
Wednesday, October 24, 2007
Basic respiratory worksheet
What are the two entrances for oxygen to enter the respiratory system? Nose & mouth.
Where does the air go to from the nose and mouth? To the trachea & pharynx
In between the pharynx and the trachea what structure does this lesson leave out? larynx
Where is the trachea located in reference to the esophagus? Anterior
What structures moisten the air in the Respiratory System? Nose & 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? alveoli
What is the main muscle of respiration? Diaphram
What happens when we inhale? Exhale? The diaphram contracts. the diaphram relax.
Sketch a picture of the respiratory system. Include the following structures: nose, mouth,
pharynx, larynx, trachea, bronchus, bronchioles, alveoli and lungs.
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 and electrolyte tranport, fluid volume control, and regulation of pH and of body temperature.
Name 4 functions of the circulatory system. Maintains homeostasis, Carries Hormones, & Transports oxygen
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? Atria & ventricles
What veins carry blood to the left atrium? The right atrium? Superior vena cava & inferior vena cava,
What arteries carry blood away from the left ventricle? The right ventricle? aorta &pulmonary
How does the circulatory system maintain homeostasis? Through water and electrolyte tranport, fluid volume control, and regulation of pH and of body temperature.
Name 4 functions of the circulatory system. Maintains homeostasis, Carries Hormones, & Transports oxygen
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? Atria & ventricles
What veins carry blood to the left atrium? The right atrium? Superior vena cava & inferior vena cava,
What arteries carry blood away from the left ventricle? The right ventricle? aorta &pulmonary
Monday, October 8, 2007
Thursday, October 4, 2007
Basic eye worksheet
1. The eye is part of which nervous system? Central nervous system
2. What types of tissues give the eye protection? connective & fatty
3. What structure in the eye produces tears? Lacrimal Glands
4. What acts as an antibacterial layer in the eye? conjuctiva
5. What is the cornea? front of the sclera
6. What layer of the eye contains the rods and cones?Retina
7. What is the function of the rods? The cones? night vision, Day & color vision
8. What is the colored part of the eye? Iris
9. What structure allows light to enter the eye? Pupil
Sketch picture of eye with following labeled: lacrimal glands, eyelashes, iris, pupil, cornea, lens, eyelid, sclera, choroids, optic nerve, and retina
2. What types of tissues give the eye protection? connective & fatty
3. What structure in the eye produces tears? Lacrimal Glands
4. What acts as an antibacterial layer in the eye? conjuctiva
5. What is the cornea? front of the sclera
6. What layer of the eye contains the rods and cones?Retina
7. What is the function of the rods? The cones? night vision, Day & color vision
8. What is the colored part of the eye? Iris
9. What structure allows light to enter the eye? Pupil
Sketch picture of eye with following labeled: lacrimal glands, eyelashes, iris, pupil, cornea, lens, eyelid, sclera, choroids, optic nerve, and retina
Tuesday, October 2, 2007
Basic Ear worksheet
Sketch a picture of an ear and label the following:
A. Inner ear
B. middle ear
C. outer ear
D. pinna
E. tympanic membrane
F. cochlea
G. stapes
H. malleus
I. incus
What is the function of the following:
Pinna -Directing Sound waves into auditory canal
tympanic membrane- made of pinna and auditory canal.
ossicles -maginfies sound produced by ear drum
cochlea -Causes hairs to move which nerves intepret and send to brain to create hearing.
semicircular canals - balances the body
Pinna -Directing Sound waves into auditory canal
tympanic membrane- made of pinna and auditory canal.
ossicles -maginfies sound produced by ear drum
cochlea -Causes hairs to move which nerves intepret and send to brain to create hearing.
semicircular canals - balances the body
What three bones make up the ossicles? Stapes, Malleus,& Incus
What is the function of hairs in the ear? movement turns into impulses that your brain inteprets
Monday, October 1, 2007
Basic Nervous System Worksheet
1. What does CNS and PNS stand for? Central nervous system & Peripheral nervous system
2. What are the parts of the CNS? Brain & spinal cord
3. Describe something that you do on a regular basis that your PNS controls. uranation
4. What are the two divisions of the autonomic nervous system and what does each control?Sympathetic & para sympathetic. Controls body in stressful situations, brings body back to normal.
5. What are the three main types of neurons? What is the function of each? Sensory, motor, interneuron. recieve impulses from the body, tell you to react, transport impulse to the brain
6. What is the function of the axon of a nerve cell? The dendrite? impulses are sent from the axon and end up at the dendrite, synapse happens and it jumps to neuron.
7. What is a synapse? conduction of an impulse from one neuron to another.
8. Sketch a neuron and label the axon and the dendrite.
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