Wednesday
April 16, 2014

Homework Help: Science help.

Posted by Someone on Thursday, March 14, 2013 at 6:33pm.

1. The ___ is the outer, thinnest layer of your skin, which houses sweat pores. (1 point)
epidermis
dermis
fatty layer
hair
2. One of the purposes of sweat glands is to release waste products, such as water and _____. (1 point)
blood
dirt
sugar
salt
3. Which of the following muscles are voluntary? (1 point)
cardiac
skeletal
smooth
none
5. Which of the following is NOT a function of the skeletal system? (1 point)
provide shape and support for the body
protect internal organs
produce vitamin D
produce blood cells
6. Which of the following correctly describes how an impulse moves through a neuron? (1 point)
motor neuron > sensory neuron > interneuron
dendrite > cell body > axon
cell body > dendrite > axon
sensory neuron > interneuron > motor neuron
7. The _____ nervous system includes the brain and the spinal cord. (1 point)
autonomic
central
cranial
peripheral
10. One job of the _____ system is to secrete hormones for various body functions until signaled to stop by the _______. (1 point)
skeletal; bones
nervous; brain
endocrine; negative-feedback
sensory; brain
11. A human baby develops inside the motherís _________ for ______ months. (1 point)
vagina; six
pelvis; one
uterus; nine
ovary; eight

MY ANSWERS.
1. Epidermis?
2. Salt
3. Skeletal
5. Protect internal Organs
6. cell body > dendrite > axon
7. central
10. sensory;brain
11. Unterus; nine

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