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Anatomy + Physiology
Introduction to Anatomy
Question | Answer |
---|---|
Anatomy | the study of structure, their forms and organization |
Physiology | the study of body functions, what they do and how they do it |
Structure-function relationship | The structure often determines the function it performs |
Hand | Arrangement of bones and muscles in the hand with long jointed fingers make grasping possible |
Heart | the valves keep blood moving in the right direction |
Mouth | the shape of the mouth enables it to receive food |
superior | means a part is above another part or closer to the head, the elbow is superior to the hand |
inferior | means a part is below another part or closer to the feet, the foot is inferior to the knee |
anterior | means towards the front, in front of; the sternum is anterior to the spinal cord |
posterior | means towards the back, behind; the heart is posterior to the sternum |
medial | toward or at the midline of the body, on the inner side of; the heart is medial to the lungs |
lateral | away from the midline of the body, towards the side; the ears are lateral to the nose |
ipsilateral | pertains to the same side of the body, the left arm is ispilateral the left leg |
contralateral | refers to the opposite side, the right arm is contralateral to the left leg |
proximal | describes a part that is closer to the trunk of the body, the elbow is proximal to the hand |
distal | means a particular body part is farther from the trunk, the elbow is distal to the shoulder |
superficial | situated near the surface, the ribs are superficial to the lungs |
peripheral | means outwards or near the surface, the eyelid is peripheral to the eye |
deep | describes parts that are more internal, the heart is deep to the skin |
planes | imaginary flat surfaces that pass through the human body |
sagittal | refers to a lengthwise cut that divides the body into right and left sides |
median | divides the body into equal parts |
parasagittal | divides the body into unequal parts |
transverse | refers to a cut that divides the body into upper and lower portions |
coronal | refers to a section that divides the body into anterior and posterior portions |