Intro To Human Body Flashcards
Anatomy is the study of…
The structure of the body
Physiology is the study of…
The function of the parts of the body
How are anatomy and physiology related?
Structure determines function
Homeostasis is…
A dynamic state of equilibrium
At the chemical level…
Atoms are organized into molecules
At the cellular level….
Molecules are organized into cells
What is the basic structural and functional living units of an organism?
Cells
What are cells organized into?
Tissue
How many major families of tissues are there?
4
What are the four major tissues?
Epithelial, connective, muscular, nervous
At the organ level, two or more different types of tissues are organized into?
Organs
At the system level (organ-system level), related organs are organized into what?
Systems
How many systems are in the body?
11
Integumentary system contains…
Skin,hair,nails
Skeletal system contains…
Bone, cartilage, joints
Muscular system contains…
Skeletal muscle, tendons, cardiac muscle, smooth muscle
Cardiovascular system contains…
Heart, arteries, blood vessels: veins
Lymphatic system and immunity contain…
Thymus gland, lymphatic vessels, lymph nodes, spleen, tonsils
Nervous system contains…
Brain, spinal cord, nerves
Endocrine system contains…
Thyroid gland, adrenal glands, pineal glands, pituitary gland, parathyroid glands
Respiratory system contains…
Nose, pharynx, larynx, trachea, bronchi, lungs
Digestive system contains…
Mouth, pharynx, esophagus, stomach, small intestine, large intestine, rectum, anus
Urinary system contains…
Kidneys, ureters, urinary bladder, urethra
Reproductive systems contain (male)
Ductus (Vas deferens), prostate gland, penis, testes
Reproductive system contains (female)…
Ovaries or fallopian tubes, uterus, uterine tube, vagina, mammary glands
At the organismal level, all systems are structurally integrated and function cooperatively to constitute the total…
Organism
Is the total of all chemical reactions occurring in the body; it includes breaking down large, complex molecules into smaller simpler ones as well as building the body’s structural and functional components
Metabolism
Is the ability to detect and respond to changes occurring outside the body and inside the body…
Responsiveness
Includes motion of the entire body, individual organs, single cells, or even structures inside cells…
Movement
Refers to an increase in overall body size due to an increase in the number and/ or size of cells, or the amount of substance surrounding cells…
Growth
What is differentiation?
The process by which unspecialized cells develop into specialized cells
The cells that can divide and give rise to progeny that undergo differentiation are…
Stem cells
Is the process by which new cells are formed for growth, repair, replacement or for the production of a new individual…
Reproduction
Any abnormality of structure and or function is a…
Disorder
A more specific term for an illness characterized by a recognizable set of symptoms and signs is a…
Disease
Symptoms are ___________
Subjective
Signs are ____________
Objective
The body is erect with the feet flat on the floor, and the upper limbs are at the sides with the palms facings forward….
Anatomical position
If the body is lying face down it is in the…
Prone position