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Unit I
Intro to Anatomy & Physiology
Question | Answer |
---|---|
anatomical position | An erect body stance with the eyes directed interior |
Anatomy | The branch of science concerned with the structure of the body and the relationship of its organs. |
Anterior | Toward the front; the opposite of posterior |
abdominal cavity | The portion of the trunk between the diaphragm and pelvis. |
Axillary | The depressed hollow commonly called the armpit. |
Antecubital | of or relating to the region of the arm in front of the elbow |
Cell | The structural and functional unit of an organism; the smallest structure capable of performing all the functions necessary for life. |
Digestion | The process by which larger molecules of food substance are broken down mechanically and chemically into smaller molecules that can be absorbed. |
Effector | A gland or muscle cell innervated by a motor neuron |
Metabolism | The sum total of the chemical changes that occur within a cell. |
Organism | An individual living creature. |
Organ | A structure consisting of two or more tissues that performs a specific function. |
Physiology | The science that deals with the study of body functions. |
Receptor | A sense organ or a specialized distal end of a sensory neuron that receives stimuli from the environment. |
Tissue | An aggregation of similar cells and their binding intercellular substance |
Deep | father from the body surface |
Distal | away from an attached base |
Inferior | Below; at a lower level |
Lateral | away from the body’s midline |
Medial | toward the midline of the body |
Posterior | the back; behind |
Proximal | toward an attached base |
Superficial | Located close to or on the body surface |
Superior | Toward the head or upper body regions |
Caudal | the tail |
Ventral | the belly side |
Cephalic | the head |
Dorsal | the back |
Transverse Plane | dividing into superior and inferior sections |
Frontal Plane | parallels the long axis of the body dividing the body into anterior and posterior sections |
Sagittal Plane | divides the body into left and right sections |
Midsagittal Section | a cut that passes along the midline and divides the body into left and right halves |
Integumentary System | protections from environmental hazards |
Skeletal System | support |
Muscular System | locomotion |
Nervous System | directing immediate responses to stimuli |
Endocrine System | directing long term changes in the activities of other organ systems |
Cardiovascular System | internal transport of cells and dissolved materials |
Lymphatic System | defense against infection and disease |
Respiratory System | delivery of air to site where gas exchange can occur between air and circulating blood |
Digestive System | processing of food and nutrients |
Urinary System | elimination of excess water |
Reproductive System | production of sex cells and hormones |
Cranial Cavity | encloses the brain |
Spinal Cavity | surrounding the spinal cord |
Dorsal Body Cavity | contains the cranial and spinal body cavities |
Ventral Body Cavity | surrounds developing respiratory |
Diaphragm | divides the ventral body cavity into the superior and inferior cavities |
Positive Feedback | the initial stimulus produces a response that reinforces the stimulus |
Negative Feedback | provides long-term regulatory control that results in relatively unchanging internal conditions |
Control Center | integration center |
abdominopelvic cavity | consists of the abdominal cavity and the pelvic cavity |
pelvic cavity | a body cavity that is bounded by the bones of the pelvis and contains reproductive organs and the urinary bladder |
thoracic cavity | surrounds and protects the lungs and heart |
deltoid | of or pertaining to the shoulder |
gluteal | of or pertaining to the buttock |
lumbar | of or pertaining to the lower back (loin) |
occipital | of or pertaining to the front of the skull |
popliteal | of or pertaining to the back of the knee |
scapular | of or pertaining to the shoulder blade |
sural | of or pertaining to the calf |
vertebral | of or pertaining to the back |
brachial | of or pertaining to the arm |
buccal | of or pertaining to the cheek |
carpal | of or pertaining to the wrist |
cervical | of or pertaining to the neck |
digital | of or pertaining to the fingers and toes |
femoral | of or pertaining to the femur |
fibular | of or pertaining to the shin |
inguinal | of or pertaining to the groin |
nasal | of or pertaining to the nose |
oral | of or pertaining to the mouth |
orbital | of or pertaining to the eye |
patellar | of or pertaining to the knee cap |
pelvic | of or pertaining to the pelvis |
pubic | of or pertaining to the pubis |
sternal | of or pertaining to the sternum |
tarsal | of or pertaining to the ankle |
thoracic | of or pertaining to the chest |
umbilical | of or pertaining to the navel |
Crul | of or pertaining to the leg |
Homeostasis | refers to the existence of a stable internal environment |
Excretion | elimination from the body |