Wednesday, October 31, 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 and then it relaxes.

Sketch a picture of the respiratory system. Include the following structures: nose, mouth,
pharynx, larynx, trachea, bronchus, bronchioles, alveoli and lungs


basic joint worksheet

Why is there little to no movement in a fibrous joint? Because the bones making up the joint are unitedwith strong fibrous tissue.

What is an example of a fibrous joint? sutures which hold together the bones of the skull.

Describe a cartilaginous joint and give an example. formed where two bones are united by intervening fibrocartilage, the vertebrae

What type of joint essentially allows free movement? synovial joints

What lubricates a joint cavity? synovial fluid

For the following joint types please list the name of the joint type, the type of movement of the joint, the shape of the joint and an example.

A. Plane joint the carpal bones, slightly curved articular suface which permit gliding or slipping in
any direction

B. Hinge joint cylindrical surface, the elbow joints

C. Condylar joint articular surface, the knee joint.

D. Ball and Socket joint spherical articulation, the shoulder joints

E. Ellipsoidal joint like ball and socket but oval shaped, the wrist

F. Pivot joint boney peg, joints between the radius and the ulna

G. Saddle joint resembles western saddle, the thumb joint

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?

infront of the sclera


6. What layer of the eye contains the rods and cones?

the retina


7. What is the function of the rods? The cones?

night vision, Day and 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 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

Monday, October 1, 2007

basic ear







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


canaltympanic membrane- made of pinna and auditory canal.


ossicles -maginfies sound produced by ear


drumcochlea -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

Thursday, September 27, 2007

basic nervous worksheet


What does CNS and PNS stand for? central nervous system...peripheral nervous system


What are the parts of the CNS?.. brain spinal cord


Describe something that you do on a regular basis that your PNS controls... go to bathroom


What are the two divisions of the autonomic nervous system and what does each control? sympathetic- times of stress,worry,fear
parasympathetic-brings body back to normal state..allows R n R




What are the three main types of neurons? What is the function of each?
sensory-transmits nerve impulses


motor-action occurs here

interneuron-sends the message



What is the function of the axon of a nerve cell? The dendrite?
axon-to send impulses......dendrite-to receiving end


What is a synapse? is the jumping of a neutral impulse from one to another


Sketch a neuron and label the axon and the dendrite.

G..O nervous system