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HHSC 198 - Chapter 4

The Body as a Whole

The whole body or organism is composed of... organ systems
Organ systems are composed of... organs
Organs are composed of... tissues
Tissues are composed of... cells
Cells are composed in part of... organelles
Organelles are composed of... molecules
Molecules are composed of... atoms
The basic unit of life is... the cell
The largest organelle is... the nucleus
The powerhosue of the cells mitochondria
The four primary tissue groups connective, epithelial, muscle, nervous
The hardest connective tissue bones
Connects muscle to bone tendon
Avascular connective tissue found in joints cartilage
Strips or bands of fibrous connective tissue ligaments
Major organs of integumentary system skin, hair, nails, sweat glands, sebaceous glands
Major organs of skeletal system bones, ligaments, cartilages, tendons
Major organs of muscular system muscles
Major organs of nervous system brain, spinal cord, nerves, sense organs
Major organs of endocrine system glands that secret hormones: pituitary, thyroid, parathyroid, adrenal, pancreas, ovaries, testes, pineal, thymus
Major organs of cardiovascular system heart, blood vessels
Major organs of lymphatic system lymph vessels and nodes, thymus, spleen
Major organs of digestive system mouth, tongue, teeth, salivary glands, pharynx, esophagus, stomach, liver, gallbladder, pancreas, small and large intestines
Major organs of respiratory system nasal cavity, pharynx, larynx, trachea, bronchi, lungs
Major organs of urinary system kidneys, ureters, urinary bladder, urethrea
Major organs of male reproductive system scrotum, testes, epididymides, vas deferens, seminal vesicles, prostate bulbourethral glands, urethra, penis
Major organs of female reproductive system ovaries, uterine (fallopian) tubes, uterus, vagina, vulva
Major functions of integumentary system protect tissues, regulate body temperature, support sensory receptors
Major functions of skeletal system provide framework, protect soft tissues, provide attachments for muscles, produce blood cells, store inorganic salts
Major functions of muscular system cause movements, maintain posture, produce body heat
Major functions of nervous system detect changes, receive and interpret sensory information, stimulate muscles and glands
Major functions of endocrine system control metabolic activities of organs and structures
Major functions of cardiovascular system move blood and transport substances throughout body
Major functions of lymphatic system return tissue fluid to the blood, carry certain absorbed food molecules, defend body against infection
Major functions of digestive system receive, break down, and absorb food, eliminate unabsorbed material
Major functions of respiratory system control intake and output of air, exchange gases between air and blood
Major functions of urinary system remove wastes from blood, maintain water and electrolyte balance, store and transport urine
Major functions of male reproductive system produce and maintain sperm cells, transfer sperm cells into female reproductive tract, secrete male hormones
Major functions of female reproductive system produce and maintain egg cells, receive sperm cells, support development of an embryo, function in birth process, secrete female hormones
Term for stability or equilibrium of a system or the body's internal environment. homeostasis
Collection of similar cells tissue
Shaped like a cross cruciate
tissue that covers surfaces or lines cavities epithelium
Disease of muscular rigidity, tremors, and a masklike facial expression. Parkinson's disease
Pertaining to the horizontal plane dividing the body into upper and lower portions transverse
Situated away from the center of the body. distal
Situated toward the center of the body. medial
Pertaining to the back or situated behind. dorsal
Study of the structures of the human body. anatomy
a vertical plane that divides the body into anterior and posterior frontal or coronal
a vertical plane that divides the body into right and left sagittal
When you lie down flat on your back, you are... supine
When you lie down flat on your abdomen, you are... prone
Created by: 688492027