1: The skin is a waterproof covering that ________.
cushions our internal organs
prevents entry of harmful microorganisms
prevents dehydration
helps regulate our body temperature and maintains homeostasis
all of the above
2: The _________ provides external protection to the body and is the largest organ of the ________ system.
endoskeleton; skeletal
skin; integumentary
subcutaneous tissues; skin
cartilage; skeletal
none of the above
3: Osteoporosis is _________.
the build-up of calcium in the bones of the body
the loss of calcium from the bones of the body
a condition in which the bones become brittle and porous
both B and C
none of the above
4: Skin cells divide and multiply in the __________.
epidermis
osteoclasts
dermis
subcutaneous tissues
all of the above
5: The _________ glands produce oil that lubricates the skin.
sweat
sudoriferous
subcutaneous
sebaceous
none of the above
6: Most skeletal muscles are found in _______ pairs, meaning that as one ________, the other relaxes.
antagonistic; contracts
metacarpal; stretches
flexible; bends
skeletal; pushes
none of the above
7: Cartilage is gradually replaced by bone in a process called __________.
mitosis
ossification
dehydration
homeostasis
none of the above
8: Bone-forming cells called osteoblasts add _________ to the bones, making them harder.
keratin
acetylcholine
air
calcium
none of the above
9: The skull is connected to the spine by a _________ joint, a type of __________ joint.
pivot; synovial
ball-and-socket; synovial
hinge; gliding
gliding; flexible
none of the above
10: The most flexible type of joint of the body is the ___________.
phalanges
pivot joint
carpal joints
ball-and-socket joint
all of the above
If you dont know the answer than dont answer please....i really ned help?
1.D 2.B 3.BOTH B %26amp; C 4.? 5.C 6.? 7.D 8.? 9.A 10.BALL AND SOCKET JOINT
HOPE THIS HELPS!!
Reply:Damn, you want somebody to do all of your work huh. I was gojng to answer the first one, but then I saw this book. No, I am going to need you to open the book and readthis for yourself.
I mean the least you could do is google the question.
Reply:do your own homework hahahah.
wowwwwwww
Reply:1)all of the above
2)integumentary
subcutaneous tissues
3)Both B %26amp; C
4)Dermis i think
5)subcutaneous
6)skeletal; pushes
7)ossification
8) calcium
9)gliding; flexible
10)pivot joint
Reply:dude you want the internet to do your homework? get your study on.....
Reply:******* cheater why wont u hit the books and stop making people answer it 4 u stupid azz do it your self little boi
Reply:Are you kidding me? Do you really think we are THAT stupid? Gosh, start paying attention in class. Do you REALLY want to spend the rest of your life living in a trailer? :/
Reply:Yes...That is correct.
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