Answers are Valid.
the largest organ and system in the ______ correct answers skin
skin prevents _____ to internal organs correct answers bacteria
skin also prevents the loss of too much ______ which is essential to life correct answers water
the skin is also a ________ organ that feels heat, cold, pain, touch, and pressure correct answers
sense
blood vessels _______ or widen, when the outside temperature is too high correct answers dilate
blood vessels _______ or narrow, when the outside temperature is too cold correct answers
constrict
normal or sign/symptom: thinning skin correct answers normal
normal or sign/symptom: bruises correct answers sign/symptom
normal or sign/symptom: wounds correct answers sign/symptoms
normal or sign/symptom: wrinkles correct answers normal
normal or sign/symptom: brown spots correct answers normal
normal or sign/symptom: thinning of fatty tissue correct answers normal
, normal or sign/symptom: flaking skin correct answers sign/symptom
normal or sign/symptom: thinning hair correct answers normal
normal or sign/symptom: less elastic skin correct answers normal
normal or sign/symptom: reddened skin correct answers sign/symptom
normal or sign/symptom: swelling correct answers sign/symptom
normal or sign/symptom: gray hair correct answers normal
true or false: the body is shaped by muscles, bones, ligaments, tendons, and cartilage correct
answers true
true or false: the human body has 215 bones correct answers false
true or false: bones protect the body's organs correct answers true
true or false: two bones meet at a joint correct answers true
true or false: muscles allow movement of body parts correct answers true
true or false: rage of motion exercises help prevent problems related to immobility correct
answers true
true or false: atrophy occurs when a muscle weakens, decreases in size, and wastes away correct
answers true